$FITB
FIFTH THIRD BANCORP Stock $fitb

$fitb Overview Financials Valuation SEC Filings Company Website

2017 Form 10-K Financial Statement

#000119312518062301 Filed on February 28, 2018

Income Statement

Concept	2017	2016 Q4	2016
Revenue	$4.489B		$4.193B
YoY Change	7.06%		4.1%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development	$245.0M		$234.0M
YoY Change	4.7%		4.46%
% of Gross Profit
Depreciation & Amortization	$341.0M	$112.0M	$453.0M
YoY Change	-24.72%	3.7%	2.72%
% of Gross Profit
Operating Expenses	$245.0M		$234.0M
YoY Change	4.7%		4.46%
Operating Profit
YoY Change
Interest Expense	$691.0M		$578.0M
YoY Change	19.55%		16.77%
% of Operating Profit
Other Income/Expense, Net	$186.0M		$187.0M
YoY Change	-0.53%		-2.09%
Pretax Income	$2.979B	$652.0M	$2.208B
YoY Change	34.92%	-31.22%	-6.64%
Income Tax	$577.0M	$275.0M	$665.0M
% Of Pretax Income	19.37%	42.18%	30.12%
Net Earnings	$2.180B	$377.0M	$1.547B
YoY Change	40.92%	-42.53%	-9.64%
Net Earnings / Revenue	48.56%		36.89%
Basic Earnings Per Share	$2.86		$1.92
Diluted Earnings Per Share	$2.81	$497.6K	$1.91
COMMON SHARES
Basic Shares Outstanding	728.3M shares	755.6M shares	757.4M shares
Diluted Shares Outstanding	740.7M shares		764.5M shares

Balance Sheet

Concept	2017	2016 Q4	2016
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$2.003B	$2.065B	$2.065B
YoY Change	-3.0%	-7.77%	-7.77%
Goodwill		$2.416B
YoY Change		0.0%
Intangibles		$9.000M
YoY Change		-25.0%
Long-Term Investments	$219.0M	$414.0M	$414.0M
YoY Change	-47.1%	15.0%
Other Assets			$906.0M
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$142.1B	$142.1B	$142.2B
YoY Change	-0.07%	0.73%	0.8%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$720.0M	$793.0M	$793.0M
YoY Change	-9.21%	-26.3%	-26.3%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$385.0M	$1.800B	$107.0M
YoY Change	259.81%	-16.82%	-95.06%
LONG-TERM LIABILITIES
Long-Term Debt	$14.87B	$14.39B	$14.36B
YoY Change	3.62%	-8.99%	-9.2%
Other Long-Term Liabilities	$2.485B	$2.643B	$2.643B
YoY Change	-5.98%	-9.58%	-9.58%
Total Long-Term Liabilities	$17.36B	$17.03B	$17.00B
YoY Change	2.12%	-9.09%	-9.26%
TOTAL LIABILITIES
Total Short-Term Liabilities	$385.0M	$1.800B	$107.0M
Total Long-Term Liabilities	$17.36B	$17.03B	$17.00B
Total Liabilities	$125.9B	$126.0B	$126.0B
YoY Change	-0.07%	0.63%	0.61%
SHAREHOLDERS EQUITY
Retained Earnings		$13.44B
YoY Change		8.76%
Common Stock		$2.051B
YoY Change		0.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)		$3.433B
YoY Change		24.2%
Treasury Stock Shares
Shareholders Equity	$16.20B	$16.21B	$16.21B
YoY Change
Total Liabilities & Shareholders Equity	$142.1B	$142.2B	$142.2B
YoY Change	-0.07%	0.8%	0.8%

Cashflow Statement

Concept	2017	2016 Q4	2016
OPERATING ACTIVITIES
Net Income	$2.180B	$377.0M	$1.547B
YoY Change	40.92%	-42.53%	-9.64%
Depreciation, Depletion And Amortization	$341.0M	$112.0M	$453.0M
YoY Change	-24.72%	3.7%	2.72%
Cash From Operating Activities	$1.480B	$891.0M	$2.091B
YoY Change	-29.22%	-1.11%	-13.52%
INVESTING ACTIVITIES
Capital Expenditures	$200.0M	-$38.00M	$186.0M
YoY Change	7.53%	-17.39%	13.41%
Acquisitions
YoY Change
Other Investing Activities	$737.0M	-$619.0M	-$2.678B
YoY Change	-127.52%	-317.19%	-28.91%
Cash From Investing Activities	$428.0M	-$657.0M	-$2.864B
YoY Change	-114.94%	-374.9%	-27.14%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$1.605B		$661.0M
YoY Change	142.81%		-22.24%
Debt Paid & Issued, Net	$1.969B		$5.119B
YoY Change	-61.54%		132.15%
Cash From Financing Activities	-1.786B	-6.000M	625.0M
YoY Change	-385.76%	-99.43%	-35.03%
NET CHANGE
Cash From Operating Activities	1.480B	891.0M	2.091B
Cash From Investing Activities	428.0M	-657.0M	-2.864B
Cash From Financing Activities	-1.786B	-6.000M	625.0M
Net Change In Cash	122.0M	228.0M	-148.0M
YoY Change	-182.43%	168.24%	-73.14%
FREE CASH FLOW
Cash From Operating Activities	$1.480B	$891.0M	$2.091B
Capital Expenditures	$200.0M	-$38.00M	$186.0M
Free Cash Flow	$1.280B	$929.0M	$1.905B
YoY Change	-32.81%	-1.9%	-15.48%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2015	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	16828000000	USD
CY2016	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	52000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	31644000000	USD
CY2017	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	12637000000	USD
CY2016Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	31024000000	USD
CY2017Q4	us-gaap	Loans Held For Sale Fair Value Disclosure LoansHeldForSaleFairValueDisclosure	399000000	USD
CY2016Q4	us-gaap	Loans Held For Sale Fair Value Disclosure LoansHeldForSaleFairValueDisclosure	686000000	USD
CY2017Q4	us-gaap	Disposal Group Including Discontinued Operation Property Plant And Equipment DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment	27000000	USD
CY2016Q4	us-gaap	Disposal Group Including Discontinued Operation Property Plant And Equipment DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment	39000000	USD
CY2017	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	3478000000	USD
CY2016	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	3233000000	USD
CY2015	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	869000000	USD
CY2016	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	8000000	USD
CY2017	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	4489000000	USD
CY2015	us-gaap	Interest Expense Deposits InterestExpenseDeposits	186000000	USD
CY2016	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	10000000	USD
CY2015	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	2000000	USD
CY2015	us-gaap	Interest Expense InterestExpense	495000000	USD
CY2016	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	3615000000	USD
CY2015	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	3533000000	USD
CY2017	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	261000000	USD
CY2016	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	343000000	USD
CY2017	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	3537000000	USD
CY2017	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	554000000	USD
CY2016	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	558000000	USD
CY2015	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	563000000	USD
CY2017	fitb	Card And Processing Revenue CardAndProcessingRevenue	313000000	USD
CY2016	fitb	Card And Processing Revenue CardAndProcessingRevenue	319000000	USD
CY2015	fitb	Card And Processing Revenue CardAndProcessingRevenue	302000000	USD
CY2017	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1357000000	USD
CY2015	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	979000000	USD
CY2017	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	2000000	USD
CY2015	us-gaap	Noninterest Income NoninterestIncome	3003000000	USD
CY2017	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	245000000	USD
CY2015	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	224000000	USD
CY2017	fitb	Card And Processing Expense CardAndProcessingExpense	129000000	USD
CY2017	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1215000000	USD
CY2017	us-gaap	Noninterest Expense NoninterestExpense	3990000000	USD
CY2015	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	2365000000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	577000000	USD
CY2017	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	430000000	USD
CY2015	us-gaap	Profit Loss ProfitLoss	1706000000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2119000000	USD
CY2015	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1637000000	USD
CY2015	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.03
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.83
CY2016	us-gaap	Noninterest Expense NoninterestExpense	3903000000	USD
CY2016	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	234000000	USD
CY2016	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1169000000	USD
CY2016	us-gaap	Profit Loss ProfitLoss	1560000000	USD
CY2016	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	2065000000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1489000000	USD
CY2016	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.95
CY2016	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.93
CY2016	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	505000000	USD
CY2016	us-gaap	Equipment Expense EquipmentExpense	118000000	USD
CY2016	us-gaap	Noninterest Income NoninterestIncome	2696000000	USD
CY2016	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	10000000	USD
CY2016	fitb	Card And Processing Expense CardAndProcessingExpense	132000000	USD
CY2017	us-gaap	Labor And Related Expense LaborAndRelatedExpense	1633000000	USD
CY2016	us-gaap	Labor And Related Expense LaborAndRelatedExpense	1612000000	USD
CY2015	us-gaap	Labor And Related Expense LaborAndRelatedExpense	1525000000	USD
CY2017	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	0	USD
CY2016	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-4000000	USD
CY2016	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	757432291	shares
CY2015	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	807658669	shares
CY2015	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.52
CY2017	fitb	Corporate Banking Revenue CorporateBankingRevenue	353000000	USD
CY2016	fitb	Corporate Banking Revenue CorporateBankingRevenue	432000000	USD
CY2015	fitb	Corporate Banking Revenue CorporateBankingRevenue	384000000	USD
CY2015	us-gaap	Occupancy Net OccupancyNet	321000000	USD
CY2016	us-gaap	Occupancy Net OccupancyNet	299000000	USD
CY2017	us-gaap	Occupancy Net OccupancyNet	295000000	USD
CY2017	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	224000000	USD
CY2016	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	285000000	USD
CY2015	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	348000000	USD
CY2017	us-gaap	Interest Expense Federal Funds Purchased InterestExpenseFederalFundsPurchased	6000000	USD
CY2017	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	378000000	USD
CY2016	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	361000000	USD
CY2015	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	306000000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	21000000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	-7000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	14000000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	2208000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	0	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	2208000000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-130000000	USD
CY2016	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	19000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-138000000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	1422000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-4000000	USD
CY2016	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1426000000	USD
CY2015	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1480000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	-4000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	7000000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	10000000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	49000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	31000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	12000000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	-6000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax	7000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax	12000000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax	11000000	USD
CY2016	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-1000000	USD
CY2015	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-5000000	USD
CY2017	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	1000000	USD
CY2016	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	80000000	USD
CY2017	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	67000000	USD
CY2015Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	15870000000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	16385000000	USD
CY2016	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	661000000	USD
CY2017	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1605000000	USD
CY2016	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	75000000	USD
CY2017	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	75000000	USD
CY2017	us-gaap	Stockholders Equity Other StockholdersEquityOther	-6000000	USD
CY2016	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	360000000	USD
CY2016	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	18280000000	USD
CY2016	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	3776000000	USD
CY2016	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	82000000	USD
CY2016	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	24636000000	USD
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	186000000	USD
CY2016	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	243000000	USD
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-2887000000	USD
CY2016	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	1146000000	USD
CY2016	us-gaap	Increase Decrease In Federal Funds Purchased IncreaseDecreaseInFederalFundsPurchased	19000000	USD
CY2016	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	5119000000	USD
CY2016	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-148000000	USD
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	625000000	USD
CY2016	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	44000000	USD
CY2016	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	3735000000	USD
CY2015	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	37000000	USD
CY2015	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	117000000	USD
CY2015	us-gaap	Payments To Acquire Equipment On Lease PaymentsToAcquireEquipmentOnLease	85000000	USD
CY2015	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	-3931000000	USD
CY2015	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	1493000000	USD
CY2015	us-gaap	Increase Decrease In Federal Funds Purchased IncreaseDecreaseInFederalFundsPurchased	-7000000	USD
CY2015	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	3091000000	USD
CY2015	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-551000000	USD
CY2014Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	3091000000	USD
CY2016	us-gaap	Payments For Proceeds From Short Term Investments PaymentsForProceedsFromShortTermInvestments	83000000	USD
CY2015	us-gaap	Payments For Proceeds From Short Term Investments PaymentsForProceedsFromShortTermInvestments	-5243000000	USD
CY2016	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	2028000000	USD
CY2016	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	402000000	USD
CY2015	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	422000000	USD
CY2015	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	75000000	USD
CY2015	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2205000000	USD
CY2016	us-gaap	Payments To Acquire Equipment On Lease PaymentsToAcquireEquipmentOnLease	126000000	USD
CY2016	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	453000000	USD
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	111000000	USD
CY2016	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-148000000	USD
CY2016	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	-7000000	USD
CY2016	fitb	Gain Loss On Sale And Fair Value Adjustment On Loans And Leases GainLossOnSaleAndFairValueAdjustmentOnLoansAndLeases	101000000	USD
CY2016	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	28000000	USD
CY2016	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	7014000000	USD
CY2016	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-351000000	USD
CY2016	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-157000000	USD
CY2016	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	24000000	USD
CY2015	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	441000000	USD
CY2015	us-gaap	Share Based Compensation ShareBasedCompensation	100000000	USD
CY2015	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-71000000	USD
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CY2015	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	5102000000	USD
CY2015	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	5142000000	USD
CY2015	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	25000000	USD
CY2015	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	34000000	USD
CY2015	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-94000000	USD
CY2015	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-191000000	USD
CY2015	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	327000000	USD
CY2015	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	458000000	USD
CY2016	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	64000000	USD
CY2016	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-31000000	USD
CY2015Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	2540000000	USD
CY2017	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	6054000000	USD
CY2017	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	46000000	USD
CY2017	us-gaap	Increase Decrease In Trading Securities IncreaseDecreaseInTradingSecurities	442000000	USD
CY2017	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	23000000	USD
CY2017	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-138000000	USD
CY2017	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	40000000	USD
CY2017	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	3000000	USD
CY2017	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	15295000000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	200000000	USD
CY2017	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	1363000000	USD
CY2017	us-gaap	Payments For Proceeds From Short Term Investments PaymentsForProceedsFromShortTermInvestments	-1000000	USD
CY2017	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	446000000	USD
CY2017	us-gaap	Payments To Acquire Equipment On Lease PaymentsToAcquireEquipmentOnLease	31000000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities Continuing Operations NetCashProvidedByUsedInInvestingActivitiesContinuingOperations	414000000	USD
CY2017	us-gaap	Increase Decrease In Federal Funds Purchased IncreaseDecreaseInFederalFundsPurchased	-42000000	USD
CY2017	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	477000000	USD
CY2017	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	75000000	USD
CY2017	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	2490000000	USD
CY2017	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1969000000	USD
CY2017	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-57000000	USD
CY2015	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-28000000	USD
CY2016	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	6895000000	USD
CY2017	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	6453000000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	1494000000	USD
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	2114000000	USD
CY2015	us-gaap	Net Cash Provided By Used In Operating Activities Continuing Operations NetCashProvidedByUsedInOperatingActivitiesContinuingOperations	2418000000	USD
CY2017	fitb	Gain Loss On Sale Of Securities Net Including Gains Losses In Corporate Banking Revenue GainLossOnSaleOfSecuritiesNetIncludingGainsLossesInCorporateBankingRevenue	3000000	USD
CY2016	fitb	Gain Loss On Sale Of Securities Net Including Gains Losses In Corporate Banking Revenue GainLossOnSaleOfSecuritiesNetIncludingGainsLossesInCorporateBankingRevenue	7000000	USD
CY2015	fitb	Gain Loss On Sale Of Securities Net Including Gains Losses In Corporate Banking Revenue GainLossOnSaleOfSecuritiesNetIncludingGainsLossesInCorporateBankingRevenue	5000000	USD
CY2017	fitb	Taxable Receivable Agreement Payment TaxableReceivableAgreementPayment	44000000	USD
CY2016	fitb	Taxable Receivable Agreement Payment TaxableReceivableAgreementPayment	197000000	USD
CY2015	fitb	Taxable Receivable Agreement Payment TaxableReceivableAgreementPayment	31000000	USD
CY2017Q4	fitb	Impaired Loans Accrual Status ImpairedLoansAccrualStatus	1000000	USD
CY2017Q4	fitb	Loans And Leases Receivable Impaired Carrying Value LoansAndLeasesReceivableImpairedCarryingValue	1000000	USD
CY2017Q4	fitb	Credit Risk Related Contingent Features Collateral Threshold CreditRiskRelatedContingentFeaturesCollateralThreshold	1000000	USD
CY2017	us-gaap	Nature Of Operations NatureOfOperations	<div><p style='text-align:justify;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Garamond;font-size:9.5pt;font-weight:bold;font-style:italic;margin-left:0pt;color:#000000;' >Nature</font><font style='font-family:Garamond;font-size:9.5pt;font-weight:bold;font-style:italic;color:#000000;' > of Operations</font></p><p style='text-align:justify;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Garamond;font-size:9.5pt;margin-left:0pt;' >Fifth Third Bancorp, an Ohio corporation, conducts its principal lending, deposit gathering, transaction processing and service advisory activities through its banking and non-banking subsidiaries from banking centers located throughout the Midwestern and </font><font style='font-family:Garamond;font-size:9.5pt;' >Southeastern regions of the United States.</font></p><p style='text-align:justify;line-height:12pt;' ></p></div>
CY2017	us-gaap	Use Of Estimates UseOfEstimates	<div><p style='text-align:justify;line-height:12pt;' ></p><p style='text-align:justify;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Garamond;font-size:9.5pt;font-weight:bold;font-style:italic;margin-left:0pt;color:#000000;' >Use of Estimates</font></p><p style='text-align:justify;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Garamond;font-size:9.5pt;margin-left:0pt;' >The preparation of financial statements in conformity with U.S. GAAP requires management to make estimates and assumptions that affect the amounts reported in the financial statements</font><font style='font-family:Garamond;font-size:9.5pt;' > and accompanying notes. Actual results could differ from those estimates.</font></p><p style='text-align:justify;line-height:12pt;' ></p></div>
CY2017	us-gaap	Interest Paid InterestPaid	699000000	USD
CY2017	us-gaap	Income Taxes Paid IncomeTaxesPaid	1035000000	USD
CY2017	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	255000000	USD
CY2017	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	29000000	USD
CY2017	fitb	Transfer To Other Real Estate1 TransferToOtherRealEstate1	34000000	USD
CY2016	us-gaap	Income Taxes Paid IncomeTaxesPaid	800000000	USD
CY2016	us-gaap	Interest Paid InterestPaid	578000000	USD
CY2016	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	28000000	USD
CY2016	fitb	Transfer To Other Real Estate1 TransferToOtherRealEstate1	49000000	USD
CY2016	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	238000000	USD
CY2015	us-gaap	Income Taxes Paid IncomeTaxesPaid	400000000	USD
CY2015	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	288000000	USD
CY2015	fitb	Transfer To Other Real Estate1 TransferToOtherRealEstate1	105000000	USD
CY2015	us-gaap	Transfer Of Portfolio Loans And Leases To Held For Sale1 TransferOfPortfolioLoansAndLeasesToHeldForSale1	487000000	USD
CY2015	us-gaap	Interest Paid InterestPaid	475000000	USD
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CY2016	fitb	Dividend Received From Nonbank Companies And Related Subsidiaries DividendReceivedFromNonbankCompaniesAndRelatedSubsidiaries	1900000000	USD
CY2011	fitb	Bhc Stress Test Threshold BHCStressTestThreshold	50000000000	USD
CY2017Q4	us-gaap	Cash Reserve Deposit Required And Made CashReserveDepositRequiredAndMade	1500000000	USD
CY2016Q4	us-gaap	Cash Reserve Deposit Required And Made CashReserveDepositRequiredAndMade	1600000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	312000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	136000000	USD
CY2016Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	350000000	USD
CY2016Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	191000000	USD
CY2017Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	248000000	USD
CY2017Q4	us-gaap	Federal Reserve Bank Stock FederalReserveBankStock	362000000	USD
CY2016Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	248000000	USD
CY2016Q4	us-gaap	Federal Reserve Bank Stock FederalReserveBankStock	358000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Pledged As Collateral AvailableForSaleSecuritiesPledgedAsCollateral	7800000000	USD
CY2016Q4	us-gaap	Available For Sale Securities Pledged As Collateral AvailableForSaleSecuritiesPledgedAsCollateral	10100000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	140000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	9695000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	17592000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	3538000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	679000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	141000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	9707000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	17734000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	3557000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	681000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	5000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	13000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	4000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	2000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	5000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	13000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	4000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	2000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Consumer Mortgage LoansAndLeasesReceivableConsumerMortgage	15591000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Consumer Installment And Revolving LoansAndLeasesReceivableConsumerInstallmentAndRevolving	9112000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Consumer Home Equity LoansAndLeasesReceivableConsumerHomeEquity	7014000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	11101000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	85000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	1573000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	51000000	USD
CY2017Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	12674000000	USD
CY2016Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	11079000000	USD
CY2016Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	172000000	USD
CY2016Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	545000000	USD
CY2016Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	19000000	USD
CY2016Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	11624000000	USD
CY2016Q4	us-gaap	Loans Receivable Commercial And Industrial LoansReceivableCommercialAndIndustrial	41676000000	USD
CY2016Q4	us-gaap	Loans Receivable Commercial Mortgage LoansReceivableCommercialMortgage	6899000000	USD
CY2016Q4	us-gaap	Loans Receivable Commercial Construction LoansReceivableCommercialConstruction	3903000000	USD
CY2016Q4	us-gaap	Leases Receivable Commercial Lease Financing LeasesReceivableCommercialLeaseFinancing	3974000000	USD
CY2016Q4	us-gaap	Loans And Leases Receivable Consumer Mortgage LoansAndLeasesReceivableConsumerMortgage	15051000000	USD
CY2016Q4	us-gaap	Loans And Leases Receivable Consumer Home Equity LoansAndLeasesReceivableConsumerHomeEquity	7695000000	USD
CY2016Q4	us-gaap	Loans And Leases Receivable Consumer Installment And Revolving LoansAndLeasesReceivableConsumerInstallmentAndRevolving	9983000000	USD
CY2016Q4	us-gaap	Loans And Leases Receivable Consumer Revolving Credit Card LoansAndLeasesReceivableConsumerRevolvingCreditCard	2237000000	USD
CY2016Q4	us-gaap	Loans And Leases Receivable Consumer Other LoansAndLeasesReceivableConsumerOther	680000000	USD
CY2017Q4	us-gaap	Loans Receivable Commercial Mortgage LoansReceivableCommercialMortgage	6604000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Consumer Revolving Credit Card LoansAndLeasesReceivableConsumerRevolvingCreditCard	2299000000	USD
CY2017Q4	us-gaap	Loans Receivable Commercial Construction LoansReceivableCommercialConstruction	4553000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Consumer Other LoansAndLeasesReceivableConsumerOther	1559000000	USD
CY2017Q4	us-gaap	Leases Receivable Commercial Lease Financing LeasesReceivableCommercialLeaseFinancing	4068000000	USD
CY2017Q4	us-gaap	Loans Receivable Commercial And Industrial LoansReceivableCommercialAndIndustrial	41170000000	USD
CY2017Q4	us-gaap	Deferred Credits And Other Liabilities DeferredCreditsAndOtherLiabilities	523000000	USD
CY2016Q4	us-gaap	Deferred Credits And Other Liabilities DeferredCreditsAndOtherLiabilities	503000000	USD
CY2017Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	282000000	USD
CY2016Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	240000000	USD
CY2017Q4	us-gaap	Pledged Financial Instruments Not Separately Reported Loans Receivable Pledged For Federal Home Loan Bank Debt PledgedFinancialInstrumentsNotSeparatelyReportedLoansReceivablePledgedForFederalHomeLoanBankDebt	13000000000	USD
CY2016Q4	us-gaap	Pledged Financial Instruments Not Separately Reported Loans Receivable Pledged For Federal Home Loan Bank Debt PledgedFinancialInstrumentsNotSeparatelyReportedLoansReceivablePledgedForFederalHomeLoanBankDebt	13100000000	USD
CY2017Q4	us-gaap	Pledged Financial Instruments Not Separately Reported Loans Receivable Pledged As Collateral PledgedFinancialInstrumentsNotSeparatelyReportedLoansReceivablePledgedAsCollateral	39800000000	USD
CY2016Q4	us-gaap	Pledged Financial Instruments Not Separately Reported Loans Receivable Pledged As Collateral PledgedFinancialInstrumentsNotSeparatelyReportedLoansReceivablePledgedAsCollateral	40000000000	USD
CY2014Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	1322000000	USD
CY2017	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	381000000	USD
CY2016	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	456000000	USD
CY2015	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	542000000	USD
CY2017	us-gaap	Net Credit Loss On Loans Managed Or Securitized Or Assetbacked Financing Arrangement NetCreditLossOnLoansManagedOrSecuritizedOrAssetbackedFinancingArrangement	298000000	USD
CY2016	us-gaap	Net Credit Loss On Loans Managed Or Securitized Or Assetbacked Financing Arrangement NetCreditLossOnLoansManagedOrSecuritizedOrAssetbackedFinancingArrangement	362000000	USD
CY2017Q4	us-gaap	Capital Leases Net Investment In Direct Financing Leases CapitalLeasesNetInvestmentInDirectFinancingLeases	3400000000	USD
CY2016Q4	us-gaap	Capital Leases Net Investment In Direct Financing Leases CapitalLeasesNetInvestmentInDirectFinancingLeases	3300000000	USD
CY2017Q4	us-gaap	Leveraged Leases Balance Sheet Investment In Leveraged Leases LeveragedLeasesBalanceSheetInvestmentInLeveragedLeases	674000000	USD
CY2016Q4	us-gaap	Leveraged Leases Balance Sheet Investment In Leveraged Leases LeveragedLeasesBalanceSheetInvestmentInLeveragedLeases	701000000	USD
CY2016	us-gaap	Leveraged Leases Income Statement Income From Leveraged Leases LeveragedLeasesIncomeStatementIncomeFromLeveragedLeases	38000000	USD
CY2016	us-gaap	Leveraged Leases Income Statement Income Tax Expense On Leveraged Leases LeveragedLeasesIncomeStatementIncomeTaxExpenseOnLeveragedLeases	10000000	USD
CY2017Q4	us-gaap	Leveraged Leases Net Investment In Leveraged Leases Disclosure Rental Receivables Net LeveragedLeasesNetInvestmentInLeveragedLeasesDisclosureRentalReceivablesNet	3684000000	USD
CY2017Q4	us-gaap	Leveraged Leases Net Investment In Leveraged Leases Disclosure Residual Value Of Leased Assets LeveragedLeasesNetInvestmentInLeveragedLeasesDisclosureResidualValueOfLeasedAssets	885000000	USD
CY2017Q4	us-gaap	Deferred Costs Leasing Net DeferredCostsLeasingNet	22000000	USD
CY2017Q4	fitb	Leveragedleasesnetinvestmentinleveragedleasesdisclosuregross Leveragedleasesnetinvestmentinleveragedleasesdisclosuregross	4591000000	USD
CY2017Q4	us-gaap	Leveraged Leases Balance Sheet Investment In Leveraged Leases Net LeveragedLeasesBalanceSheetInvestmentInLeveragedLeasesNet	4068000000	USD
CY2016Q4	us-gaap	Leveraged Leases Net Investment In Leveraged Leases Disclosure Rental Receivables Net LeveragedLeasesNetInvestmentInLeveragedLeasesDisclosureRentalReceivablesNet	3551000000	USD
CY2016Q4	us-gaap	Leveraged Leases Net Investment In Leveraged Leases Disclosure Residual Value Of Leased Assets LeveragedLeasesNetInvestmentInLeveragedLeasesDisclosureResidualValueOfLeasedAssets	903000000	USD
CY2016Q4	us-gaap	Deferred Costs Leasing Net DeferredCostsLeasingNet	23000000	USD
CY2016Q4	fitb	Leveragedleasesnetinvestmentinleveragedleasesdisclosuregross Leveragedleasesnetinvestmentinleveragedleasesdisclosuregross	4477000000	USD
CY2016Q4	us-gaap	Leveraged Leases Balance Sheet Investment In Leveraged Leases Net LeveragedLeasesBalanceSheetInvestmentInLeveragedLeasesNet	3974000000	USD
CY2017Q4	us-gaap	Leveraged Leases Net Investment In Leveraged Leases Disclosure Deferred Income LeveragedLeasesNetInvestmentInLeveragedLeasesDisclosureDeferredIncome	523000000	USD
CY2016Q4	us-gaap	Leveraged Leases Net Investment In Leveraged Leases Disclosure Deferred Income LeveragedLeasesNetInvestmentInLeveragedLeasesDisclosureDeferredIncome	503000000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Receivable Current OperatingLeasesFutureMinimumPaymentsReceivableCurrent	865000000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Two Years OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears	814000000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Three Years OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears	625000000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Four Years OperatingLeasesFutureMinimumPaymentsReceivableInFourYears	463000000	USD
CY2017Q4	us-gaap	Operating Leases Future Minimum Payments Receivable In Five Years OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears	414000000	USD
CY2017	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	4000000	USD
CY2016	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	1000000	USD
CY2015Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	1272000000	USD
CY2015	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	96000000	USD
CY2017	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	83000000	USD
CY2016	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	94000000	USD
CY2016	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	343000000	USD
CY2017	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	261000000	USD
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	200000000	USD
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	876000000	USD
CY2017Q4	fitb	Financing Receivable Allowance For Credit Losses Unallocated FinancingReceivableAllowanceForCreditLossesUnallocated	120000000	USD
CY2017Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	1545000000	USD
CY2017Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	90286000000	USD
CY2017Q4	fitb	Loans Acquired With Deteriorated Credit Quality Net LoansAcquiredWithDeterioratedCreditQualityNet	2000000	USD
CY2016Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	230000000	USD
CY2016Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	911000000	USD
CY2016Q4	fitb	Financing Receivable Allowance For Credit Losses Unallocated FinancingReceivableAllowanceForCreditLossesUnallocated	112000000	USD
CY2016Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	1927000000	USD
CY2016Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	90025000000	USD
CY2016Q4	fitb	Loans Acquired With Deteriorated Credit Quality Net LoansAcquiredWithDeterioratedCreditQualityNet	3000000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	91195000000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	638000000	USD
CY2017Q4	us-gaap	Notes Receivable Net NotesReceivableNet	91833000000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	97000000	USD
CY2017Q4	us-gaap	Loans Receivable Fair Value Disclosure LoansReceivableFairValueDisclosure	137000000	USD
CY2016Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	91339000000	USD
CY2016Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	616000000	USD
CY2016Q4	us-gaap	Notes Receivable Net NotesReceivableNet	91955000000	USD
CY2016Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	84000000	USD
CY2016Q4	us-gaap	Loans Receivable Fair Value Disclosure LoansReceivableFairValueDisclosure	143000000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	1158000000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	521000000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	1679000000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	1068000000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	477000000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	1545000000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	200000000	USD
CY2016Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	2052000000	USD
CY2016Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	1210000000	USD
CY2016Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	842000000	USD
CY2016Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	1168000000	USD
CY2016Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	733000000	USD
CY2016Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	1901000000	USD
CY2016Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	212000000	USD
CY2016	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	1946000000	USD
CY2016	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	58000000	USD
CY2017	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	1677000000	USD
CY2017	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	52000000	USD
CY2015	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	2062000000	USD
CY2015	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	74000000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	437000000	USD
CY2016Q4	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	660000000	USD
CY2017Q4	fitb	Nonperforming Portfolio Assets NonperformingPortfolioAssets	489000000	USD
CY2016Q4	fitb	Nonperforming Portfolio Assets NonperformingPortfolioAssets	738000000	USD
CY2017Q4	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	235000000	USD
CY2017Q4	fitb	Line Of Credit Commitments LineOfCreditCommitments	53000000	USD
CY2017Q4	fitb	Letter Of Credit Commitments LetterOfCreditCommitments	82000000	USD
CY2016Q4	fitb	Line Of Credit Commitments LineOfCreditCommitments	78000000	USD
CY2016Q4	fitb	Letter Of Credit Commitments LetterOfCreditCommitments	57000000	USD
CY2017	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	9256	USD
CY2017	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	413000000	USD
CY2016	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	413000000	USD
CY2015	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	409000000	USD
CY2017	us-gaap	Allowance For Loan And Lease Losses Adjustments Net AllowanceForLoanAndLeaseLossesAdjustmentsNet	13000000	USD
CY2016	us-gaap	Allowance For Loan And Lease Losses Adjustments Net AllowanceForLoanAndLeaseLossesAdjustmentsNet	32000000	USD
CY2015	us-gaap	Allowance For Loan And Lease Losses Adjustments Net AllowanceForLoanAndLeaseLossesAdjustmentsNet	23000000	USD
CY2015	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	10000000	USD
CY2016	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	4000000	USD
CY2017	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	7000000	USD
CY2016	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	10978	pure
CY2015	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	14472	pure
CY2017	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	1832	pure
CY2016	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	1918	pure
CY2015	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	2124	pure
CY2017	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	52000000	USD
CY2016	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	39000000	USD
CY2015	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	42000000	USD
CY2016Q4	us-gaap	Land Improvements LandImprovements	663000000	USD
CY2016Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	1672000000	USD
CY2016Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	1761000000	USD
CY2016Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	398000000	USD
CY2016Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	99000000	USD
CY2017Q4	us-gaap	Land Improvements LandImprovements	644000000	USD
CY2017Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	1679000000	USD
CY2017Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	1876000000	USD
CY2017Q4	us-gaap	Leasehold Improvements Gross LeaseholdImprovementsGross	399000000	USD
CY2017Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	93000000	USD
CY2017Q4	us-gaap	Inventory Land Held For Sale InventoryLandHeldForSale	17000000	USD
CY2017Q4	us-gaap	Real Estate Heldforsale RealEstateHeldforsale	9000000	USD
CY2017Q4	fitb	Equipment Held For Sale EquipmentHeldForSale	1000000	USD
CY2016Q4	us-gaap	Inventory Land Held For Sale InventoryLandHeldForSale	29000000	USD
CY2016Q4	us-gaap	Real Estate Heldforsale RealEstateHeldforsale	9000000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	2715000000	USD
CY2016Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	2567000000	USD
CY2017	us-gaap	Depreciation Nonproduction DepreciationNonproduction	234000000	USD
CY2016Q4	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	412000000	USD
CY2016	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	83000000	USD
CY2016	us-gaap	Depreciation Nonproduction DepreciationNonproduction	242000000	USD
CY2015	us-gaap	Depreciation Nonproduction DepreciationNonproduction	256000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	69000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	42000000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	27000000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	49000000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	40000000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	9000000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2000000	USD
CY2017	us-gaap	Mortgage Loans On Real Estate Cost Of Mortgages Sold MortgageLoansOnRealEstateCostOfMortgagesSold	6369000000	USD
CY2017	fitb	Origination Fees And Gains On Loan Sales OriginationFeesAndGainsOnLoanSales	138000000	USD
CY2017	us-gaap	Servicing Fees Net ServicingFeesNet	206000000	USD
CY2016	us-gaap	Mortgage Loans On Real Estate Cost Of Mortgages Sold MortgageLoansOnRealEstateCostOfMortgagesSold	6927000000	USD
CY2016	fitb	Origination Fees And Gains On Loan Sales OriginationFeesAndGainsOnLoanSales	186000000	USD
CY2016	us-gaap	Servicing Fees Net ServicingFeesNet	199000000	USD
CY2015	us-gaap	Mortgage Loans On Real Estate Cost Of Mortgages Sold MortgageLoansOnRealEstateCostOfMortgagesSold	5078000000	USD
CY2015	fitb	Origination Fees And Gains On Loan Sales OriginationFeesAndGainsOnLoanSales	171000000	USD
CY2015	us-gaap	Servicing Fees Net ServicingFeesNet	222000000	USD
CY2016	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	131000000	USD
CY2015Q4	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	419000000	USD
CY2016	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Provisions Recoveries ValuationAllowanceForImpairmentOfRecognizedServicingAssetsProvisionsRecoveries	-7000000	USD
CY2016Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	1156000000	USD
CY2015Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	1204000000	USD
CY2015	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	140000000	USD
CY2017Q4	us-gaap	Principal Amount Outstanding On Loans Securitized PrincipalAmountOutstandingOnLoansSecuritized	60000000000	USD
CY2016Q4	us-gaap	Principal Amount Outstanding On Loans Securitized PrincipalAmountOutstandingOnLoansSecuritized	53600000000	USD
CY2016Q4	us-gaap	Derivative Credit Risk Valuation Adjustment Derivative Assets DerivativeCreditRiskValuationAdjustmentDerivativeAssets	6000000	USD
CY2017Q4	us-gaap	Derivative Credit Risk Valuation Adjustment Derivative Assets DerivativeCreditRiskValuationAdjustmentDerivativeAssets	3000000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	823000000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	602000000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	1057000000	USD
CY2016Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	666000000	USD
CY2017	us-gaap	Maximum Length Of Time Hedged In Interest Rate Cash Flow Hedge1 MaximumLengthOfTimeHedgedInInterestRateCashFlowHedge1	P2Y
CY2017Q4	us-gaap	Derivative Liability Notional Amount DerivativeLiabilityNotionalAmount	2838000000	USD
CY2016Q4	us-gaap	Derivative Liability Notional Amount DerivativeLiabilityNotionalAmount	2467000000	USD
CY2017Q4	us-gaap	Advances To Affiliate AdvancesToAffiliate	1557000000	USD
CY2017Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	1720000000	USD
CY2017Q4	us-gaap	Derivative Assets DerivativeAssets	823000000	USD
CY2017Q4	us-gaap	Equity Method Investments EquityMethodInvestments	219000000	USD
CY2017Q4	us-gaap	Interest Receivable InterestReceivable	378000000	USD
CY2017Q4	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	54000000	USD
CY2017Q4	us-gaap	Other Assets Miscellaneous OtherAssetsMiscellaneous	203000000	USD
CY2016Q4	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	84000000	USD
CY2016Q4	us-gaap	Advances To Affiliate AdvancesToAffiliate	1689000000	USD
CY2016Q4	us-gaap	Equity Method Investments EquityMethodInvestments	414000000	USD
CY2016Q4	us-gaap	Derivative Assets DerivativeAssets	1057000000	USD
CY2016Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	1681000000	USD
CY2016Q4	us-gaap	Other Assets Miscellaneous OtherAssetsMiscellaneous	162000000	USD
CY2016Q4	us-gaap	Interest Receivable InterestReceivable	350000000	USD
CY2017Q4	fitb	Accounts Receivable Net And Due From Customer Acceptances AccountsReceivableNetAndDueFromCustomerAcceptances	1763000000	USD
CY2016Q4	fitb	Accounts Receivable Net And Due From Customer Acceptances AccountsReceivableNetAndDueFromCustomerAcceptances	2158000000	USD
CY2017Q4	us-gaap	Prepaid Expense Current And Noncurrent PrepaidExpenseCurrentAndNoncurrent	87000000	USD
CY2016Q4	us-gaap	Prepaid Expense Current And Noncurrent PrepaidExpenseCurrentAndNoncurrent	83000000	USD
CY2017Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	546000000	USD
CY2017Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	341000000	USD
CY2016Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	661000000	USD
CY2016Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	374000000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	2412000000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	3099000000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	2574000000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	2195000000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	1657000000	USD
CY2017Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	2967000000	USD
CY2017Q4	fitb	Debt Principal Outstanding DebtPrincipalOutstanding	14700000000	USD
CY2017Q4	us-gaap	Debt Instrument Unamortized Discount Premium Net DebtInstrumentUnamortizedDiscountPremiumNet	21000000	USD
CY2017Q4	us-gaap	Derivative Amount Of Hedged Item DerivativeAmountOfHedgedItem	298000000	USD
CY2016Q4	fitb	Debt Principal Outstanding DebtPrincipalOutstanding	14100000000	USD
CY2016Q4	us-gaap	Debt Instrument Unamortized Discount Premium Net DebtInstrumentUnamortizedDiscountPremiumNet	24000000	USD
CY2016Q4	us-gaap	Derivative Amount Of Hedged Item DerivativeAmountOfHedgedItem	328000000	USD
CY2017Q4	us-gaap	Due From Related Parties DueFromRelatedParties	20000000	USD
CY2016Q4	us-gaap	Line Of Credit LineOfCredit	2583000000	USD
CY2017Q4	us-gaap	Line Of Credit LineOfCredit	2185000000	USD
CY2017	us-gaap	Schedule Of Liability For Unpaid Claims And Claims Adjustment Expense ScheduleOfLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense	<div><table style='border-collapse:collapse;' ><tr style='height:10.5pt;' ><td colspan='12' rowspan='1' style='width:539.25pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:539.25pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' >The following tables provide a rollforward of unresolved claims by claimant type for the years ended December 31:</font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:37.5pt;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:11.25pt;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:7.5pt;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:37.5pt;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:11.25pt;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:6.75pt;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:6.75pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:37.5pt;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:11.25pt;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:7.5pt;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:37.5pt;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td><td style='width:11.25pt;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Arial;font-size:10pt;color:#000000;' ></font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;border-top-style:solid;border-top-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td colspan='5' rowspan='1' style='width:105pt;border-top-style:solid;border-top-width:2;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:bottom;border-color:Black;min-width:105pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >GSE</font></td><td style='width:6.75pt;border-top-style:solid;border-top-width:2;text-align:center;vertical-align:bottom;border-color:Black;min-width:6.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td colspan='5' rowspan='1' style='width:105pt;border-top-style:solid;border-top-width:2;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:bottom;border-color:Black;min-width:105pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Private Label</font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >2017 ($ in millions)</font></td><td colspan='2' rowspan='1' style='width:48.75pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:center;vertical-align:bottom;border-color:Black;min-width:48.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Units</font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:center;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:48.75pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:center;vertical-align:bottom;border-color:Black;min-width:48.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Dollars</font></td><td style='width:6.75pt;border-bottom-style:solid;border-bottom-width:2;text-align:center;vertical-align:bottom;border-color:Black;min-width:6.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:48.75pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:center;vertical-align:bottom;border-color:Black;min-width:48.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Units</font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:48.75pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:center;vertical-align:bottom;border-color:Black;min-width:48.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Dollars</font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;border-top-style:solid;border-top-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Balance, beginning of period</font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >13</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >$</font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >2</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:6.75pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:6.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >-</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >$</font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >-</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' > New demands</font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >109</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:7.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >15</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:6.75pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:6.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >1</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:7.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >-</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' > Loan paydowns/payoffs</font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >(2)</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:7.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >-</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:6.75pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:6.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >-</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:7.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >-</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' > Resolved demands</font></td><td style='width:37.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >(114)</font></td><td style='width:11.25pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:7.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >(16)</font></td><td style='width:11.25pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:6.75pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:6.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >-</font></td><td style='width:11.25pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:7.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >-</font></td><td style='width:11.25pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Balance, end of period</font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >6</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >$</font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >1</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:6.75pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:6.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >1</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >$</font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;font-weight:bold;color:#000000;' >-</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;border-top-style:solid;border-top-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:9.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:9.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:6.75pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:6.75pt;' ><font style='font-family:Garamond;font-size:9.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:9.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:2;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;font-weight:bold;color:#000000;' ></font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:2;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td></tr></table></div><p style='line-height:20pt;' /><div><table style='border-collapse:collapse;' ><tr style='height:10.5pt;' ><td style='width:322.5pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td colspan='5' rowspan='1' style='width:105pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:bottom;border-color:Black;min-width:105pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >GSE</font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;text-align:center;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td colspan='5' rowspan='1' style='width:105pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:bottom;border-color:Black;min-width:105pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Private Label</font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >2016 ($ in millions)</font></td><td colspan='2' rowspan='1' style='width:48.75pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:bottom;border-color:Black;min-width:48.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Units</font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:48.75pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:bottom;border-color:Black;min-width:48.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Dollars</font></td><td style='width:7.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:48.75pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:bottom;border-color:Black;min-width:48.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Units</font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td colspan='2' rowspan='1' style='width:48.75pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:center;vertical-align:bottom;border-color:Black;min-width:48.75pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Dollars</font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Balance, beginning of period</font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >16</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >$</font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >4</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >2</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >$</font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >-</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' > New demands</font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >309</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >22</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >4</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >-</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' > Loan paydowns/payoffs</font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >(8)</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >(1)</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;background-color:#FFFFFF;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >-</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:37.5pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >-</font></td><td style='width:11.25pt;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' > Resolved demands</font></td><td style='width:37.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >(304)</font></td><td style='width:11.25pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:37.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >(23)</font></td><td style='width:11.25pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:37.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >(6)</font></td><td style='width:11.25pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:37.5pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >-</font></td><td style='width:11.25pt;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >Balance, end of period</font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >13</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >$</font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >2</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >-</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >$</font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' >-</font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;border-bottom-style:solid;border-bottom-width:1;text-align:right;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:8.5pt;color:#000000;' ></font></td></tr><tr style='height:10.5pt;' ><td style='width:322.5pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:322.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td><td style='width:7.5pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:7.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td><td style='width:37.5pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:37.5pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td><td style='width:11.25pt;border-top-style:solid;border-top-width:1;text-align:left;vertical-align:bottom;border-color:Black;min-width:11.25pt;' ><font style='font-family:Garamond;font-size:9.5pt;color:#000000;' ></font></td></tr></table></div>
CY2017Q4	us-gaap	Margin Deposit Assets MarginDepositAssets	15000000	USD
CY2016Q4	us-gaap	Due From Related Parties DueFromRelatedParties	54000000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	763000000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	68000000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	828000000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-252000000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	1000000	USD
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	598000000	USD
CY2016	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	55000000	USD
CY2016	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	653000000	USD
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-133000000	USD
CY2016	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-14000000	USD
CY2015	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	662000000	USD
CY2015	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	55000000	USD
CY2015	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	730000000	USD
CY2015	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-78000000	USD
CY2015	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	6000000	USD
CY2017	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	-3000000	USD
CY2017	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	0	USD
CY2016	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	0	USD
CY2016	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-1000000	USD
CY2015	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	1000000	USD
CY2015	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	13000000	USD
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35	pure
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.016	pure
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	-0.012	pure
CY2016Q4	us-gaap	Operating Loss Carryforwards Valuation Allowance OperatingLossCarryforwardsValuationAllowance	25000000	USD
CY2015	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.017	pure
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.208	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.013	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	-0.027	pure
CY2016	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.244	pure
CY2015	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35	pure
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	-0.017	pure
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.003	pure
CY2015	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.278	pure
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.002	pure
CY2015	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	1000000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2015	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	1000000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	9000000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	17000000	USD
CY2015Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	13000000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	24000000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	34000000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	3000000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	2000000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	2000000	USD
CY2017	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	2000000	USD
CY2015	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	USD
CY2017Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	9000000	USD
CY2017Q4	us-gaap	Operating Loss Carryforwards Valuation Allowance OperatingLossCarryforwardsValuationAllowance	27000000	USD
CY2017Q4	fitb	Credit Losses Remaining In Retained Earnings CreditLossesRemainingInRetainedEarnings	157000000	USD
CY2016Q4	fitb	Credit Losses Remaining In Retained Earnings CreditLossesRemainingInRetainedEarnings	157000000	USD
CY2016Q4	us-gaap	Unrecognized Tax Benefits Interest On Income Taxes Accrued UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued	1000000	USD
CY2017	us-gaap	Operating Loss Carryforwards Expiration Date OperatingLossCarryforwardsExpirationDate	2037-12-31
CY2017	us-gaap	Tax Credit Carryforward Expiration Date TaxCreditCarryforwardExpirationDate	2025-12-31
CY2017Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	185000000	USD
CY2016Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	172000000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0347	pure
CY2017	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0397	pure
CY2017	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.06	pure
CY2016	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0416	pure
CY2016Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0397	pure
CY2016	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.07	pure
CY2015Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0416	pure
CY2015	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets	0.07	pure
CY2015	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0382	pure
CY2017Q4	fitb	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationExpectedLongTermReturnOnAssets	0.06	pure
CY2016Q4	fitb	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationExpectedLongTermReturnOnAssets	0.07	pure
CY2015Q4	fitb	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Expected Long Term Return On Assets DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationExpectedLongTermReturnOnAssets	0.07	pure
CY2017	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-1000000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	15000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-209000000	USD
CY2016	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	71000000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-358000000	USD
CY2015	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	126000000	USD
CY2017Q4	fitb	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares To Be Issued Upon Exercise Of Outstanding Awards ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesToBeIssuedUponExerciseOfOutstandingAwards	9309000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	27340000	shares
CY2009	fitb	Share Based Compensation Arrangement By Share Based Payment Award Options Available For Grant Additional Shares Authorized In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAvailableForGrantAdditionalSharesAuthorizedInPeriod	12000000	shares
CY2007	fitb	Share Based Compensation Arrangement By Share Based Payment Award Options Available For Grant Additional Shares Authorized In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAvailableForGrantAdditionalSharesAuthorizedInPeriod	1500000	shares
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	118000000	USD
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	111000000	USD
CY2015	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	100000000	USD
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	41000000	USD
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	39000000	USD
CY2015	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	36000000	USD
CY2017Q4	fitb	Share Based Compensation Arrangement By Share Based Payment Award Potential Percentage Dilution To Common Shares ShareBasedCompensationArrangementByShareBasedPaymentAwardPotentialPercentageDilutionToCommonShares	0.09	pure
CY2017Q4	fitb	Share Based Compensation Arrangement By Share Based Payment Award Outstanding Award As Percentage Of Shares Issued ShareBasedCompensationArrangementByShareBasedPaymentAwardOutstandingAwardAsPercentageOfSharesIssued	0.06	pure
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.37	pure
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.37	pure
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.35	pure
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.021	pure
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.031	pure
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.027	pure
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.021	pure
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.015	pure
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.016	pure
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y
CY2015	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y
CY2017	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	18000	shares
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	5000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	2000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	2000	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	25000	shares
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	119000	shares
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	25000	shares
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	0	shares
CY2016	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	94000	shares
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	265000	shares
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	119000	shares
CY2015	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	20000	shares
CY2015	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	126000	shares
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	14.05
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	40.98
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	16.5
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	16.5
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	14.97
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	19.17
CY2016	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	0
CY2016	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	13.86
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	19.17
CY2014Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	14.25
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	14.97
CY2015	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	13.59
CY2015	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	13.67
CY2017Q4	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Outstanding Options ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions	2000	shares
CY2017Q4	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Exercisable Options Weighted Average Exercise Price1 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1	16.5
CY2017	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P0Y2M12D
CY2017	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	13000000	shares
CY2016	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	7000000	shares
CY2017	us-gaap	Noninterest Income Other NoninterestIncomeOther	22000000	USD
CY2016	us-gaap	Noninterest Income Other NoninterestIncomeOther	10000000	USD
CY2015	us-gaap	Noninterest Income Other NoninterestIncomeOther	14000000	USD
CY2017	fitb	Federal Deposit Insurance Corporation Premium Expense And Other Taxes FederalDepositInsuranceCorporationPremiumExpenseAndOtherTaxes	127000000	USD
CY2016	fitb	Federal Deposit Insurance Corporation Premium Expense And Other Taxes FederalDepositInsuranceCorporationPremiumExpenseAndOtherTaxes	126000000	USD
CY2015	fitb	Federal Deposit Insurance Corporation Premium Expense And Other Taxes FederalDepositInsuranceCorporationPremiumExpenseAndOtherTaxes	99000000	USD
CY2017	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	87000000	USD
CY2016	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	86000000	USD
CY2015	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	74000000	USD
CY2017	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	58000000	USD
CY2016	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	51000000	USD
CY2015	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	45000000	USD
CY2017	fitb	Recruitment And Education Expense RecruitmentAndEducationExpense	35000000	USD
CY2016	fitb	Recruitment And Education Expense RecruitmentAndEducationExpense	37000000	USD
CY2015	fitb	Recruitment And Education Expense RecruitmentAndEducationExpense	33000000	USD
CY2017	us-gaap	General Insurance Expense GeneralInsuranceExpense	12000000	USD
CY2016	us-gaap	General Insurance Expense GeneralInsuranceExpense	15000000	USD
CY2015	us-gaap	General Insurance Expense GeneralInsuranceExpense	17000000	USD
CY2017	us-gaap	Other Expenses OtherExpenses	186000000	USD
CY2016	us-gaap	Other Expenses OtherExpenses	187000000	USD
CY2015	us-gaap	Other Expenses OtherExpenses	191000000	USD
CY2017	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	47000000	USD
CY2016	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	66000000	USD
CY2015	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	63000000	USD
CY2017	fitb	Affordable Housing Investments Impairment AffordableHousingInvestmentsImpairment	222000000	USD
CY2016	fitb	Affordable Housing Investments Impairment AffordableHousingInvestmentsImpairment	168000000	USD
CY2015	fitb	Affordable Housing Investments Impairment AffordableHousingInvestmentsImpairment	145000000	USD
CY2017	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	23000000	USD
CY2016	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	15000000	USD
CY2015	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	15000000	USD
CY2017	fitb	Net Income Loss Allocated To Common Stockholders Basic NetIncomeLossAllocatedToCommonStockholdersBasic	2096000000	USD
CY2016	fitb	Net Income Loss Allocated To Common Stockholders Basic NetIncomeLossAllocatedToCommonStockholdersBasic	1474000000	USD
CY2015	fitb	Net Income Loss Allocated To Common Stockholders Basic NetIncomeLossAllocatedToCommonStockholdersBasic	1622000000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	2119000000	USD
CY2016	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	1489000000	USD
CY2015	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	1637000000	USD
CY2017	fitb	Net Income Loss Allocated To Common Stockholders Diluted NetIncomeLossAllocatedToCommonStockholdersDiluted	2097000000	USD
CY2016	fitb	Net Income Loss Allocated To Common Stockholders Diluted NetIncomeLossAllocatedToCommonStockholdersDiluted	1474000000	USD
CY2015	fitb	Net Income Loss Allocated To Common Stockholders Diluted NetIncomeLossAllocatedToCommonStockholdersDiluted	1622000000	USD
CY2017	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	22000000	USD
CY2016	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	15000000	USD
CY2015	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Diluted UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted	15000000	USD
CY2015	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	9000000	shares
CY2017Q4	us-gaap	Derivative Assets Liabilities At Fair Value Net DerivativeAssetsLiabilitiesAtFairValueNet	8000000	USD
CY2017Q4	fitb	Sensitivity Analysis Of Increase In Fair Value Of Derivatives Impact Of Fifty Basis Point Decrease In Interest Rate SensitivityAnalysisOfIncreaseInFairValueOfDerivativesImpactOfFiftyBasisPointDecreaseInInterestRate	7000000	USD
CY2017Q4	fitb	Sensitivity Analysis Of Decrease In Fair Value Of Derivatives Impact Of Twentyfive Basis Point Increase In Interest Rate SensitivityAnalysisOfDecreaseInFairValueOfDerivativesImpactOfTwentyfiveBasisPointIncreaseInInterestRate	4000000	USD
CY2017Q4	fitb	Sensitivity Analysis Of Decrease In Fair Value Of Derivatives Impact Of Fifty Basis Point Increase In Interest Rate SensitivityAnalysisOfDecreaseInFairValueOfDerivativesImpactOfFiftyBasisPointIncreaseInInterestRate	8000000	USD
CY2017Q4	us-gaap	Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Impact Of10 Percent Adverse Change In Other Assumption SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf10PercentAdverseChangeInOtherAssumption	1000000	USD
CY2017Q4	us-gaap	Sensitivity Analysis Of Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Impact Of20 Percent Adverse Change In Other Assumption SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesImpactOf20PercentAdverseChangeInOtherAssumption	2000000	USD
CY2017Q4	fitb	Sensitivity Analysis Of Increase In Fair Value Of Derivatives Impact Of Ten Percent Changes In Assumed Loan Closing Rates SensitivityAnalysisOfIncreaseInFairValueOfDerivativesImpactOfTenPercentChangesInAssumedLoanClosingRates	1000000	USD
CY2017Q4	fitb	Sensitivity Analysis Of Increase In Fair Value Of Derivatives Impact Of Twenty Percent Changes In Assumed Loan Closing Rates SensitivityAnalysisOfIncreaseInFairValueOfDerivativesImpactOfTwentyPercentChangesInAssumedLoanClosingRates	2000000	USD
CY2017Q4	fitb	Sensitivity Analysis Of Increase In Fair Value Of Derivatives Impact Of Twentyfive Basis Point Decrease In Interest Rate SensitivityAnalysisOfIncreaseInFairValueOfDerivativesImpactOfTwentyfiveBasisPointDecreaseInInterestRate	3000000	USD
CY2017	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	16000000	USD
CY2017	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	-107000000	USD
CY2017	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	86000000	USD
CY2017	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	-191000000	USD
CY2017Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	861000000	USD
CY2017	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	-234000000	USD
CY2015Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	380000000	USD
CY2016	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	130000000	USD
CY2016	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	131000000	USD
CY2016	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	18000000	USD
CY2016	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	-45000000	USD
CY2016	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	3000000	USD
CY2015	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	399000000	USD
CY2015	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	111000000	USD
CY2015	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	87000000	USD
CY2015	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss	83000000	USD
CY2015	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	2000000	USD
CY2017	fitb	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset And Liabilities Change In Unrealized Gains Losses Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAndLiabilitiesChangeInUnrealizedGainsLossesIncludedInEarnings	-191000000	USD
CY2016	fitb	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset And Liabilities Change In Unrealized Gains Losses Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAndLiabilitiesChangeInUnrealizedGainsLossesIncludedInEarnings	-45000000	USD
CY2015	fitb	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset And Liabilities Change In Unrealized Gains Losses Included In Earnings FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAndLiabilitiesChangeInUnrealizedGainsLossesIncludedInEarnings	83000000	USD
CY2017Q4	us-gaap	Assets Fair Value Disclosure Nonrecurring AssetsFairValueDisclosureNonrecurring	1648000000	USD
CY2017	us-gaap	Asset Impairment Charges AssetImpairmentCharges	277000000	USD
CY2016Q4	us-gaap	Assets Fair Value Disclosure Nonrecurring AssetsFairValueDisclosureNonrecurring	1346000000	USD
CY2016	us-gaap	Asset Impairment Charges AssetImpairmentCharges	262000000	USD
CY2017Q4	us-gaap	Number Of Stores NumberOfStores	1154	pure
CY2015Q4	us-gaap	Assets Assets	141048000000	USD
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1605000000	USD
CY2016	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	661000000	USD
CY2015	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	850000000	USD
CY2017	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	0	USD
CY2016	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	-13000000	USD
CY2015	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	-101000000	USD
CY2016	us-gaap	Stockholders Equity Other StockholdersEquityOther	1000000	USD
CY2015	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	75000000	USD
CY2015	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	850000000	USD
CY2015	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	75000000	USD
CY2015	us-gaap	Stockholders Equity Other StockholdersEquityOther	-2000000	USD
CY2014Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	15665000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	0	USD
CY2017Q4	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	0	USD
CY2016	us-gaap	Servicing Asset At Amortized Cost Other Than Temporary Impairments ServicingAssetAtAmortizedCostOtherThanTemporaryImpairments	0	USD
CY2016	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Aggregate Write Downs ValuationAllowanceForImpairmentOfRecognizedServicingAssetsAggregateWriteDowns	0	USD
CY2017	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	USD
CY2016	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	19000000	USD
CY2015	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	0	USD
CY2017	fitb	Stockbasedawardsamount Stockbasedawardsamount	0	USD
CY2016	fitb	Stockbasedawardsamount Stockbasedawardsamount	0	USD
CY2015	fitb	Stockbasedawardsamount Stockbasedawardsamount	0	USD
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.004	pure
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	1000000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2017	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	7000000	USD
CY2016	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	USD
CY2016	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	0	USD
CY2014Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	11000000	USD
CY2017	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4	pure
CY2015	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	417000000	USD
CY2016	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	405000000	USD
CY2017	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	436000000	USD
CY2017	us-gaap	Marketable Securities Realized Gain Loss Other Than Temporary Impairments Amount MarketableSecuritiesRealizedGainLossOtherThanTemporaryImpairmentsAmount	54000000	USD
CY2016	us-gaap	Marketable Securities Realized Gain Loss Other Than Temporary Impairments Amount MarketableSecuritiesRealizedGainLossOtherThanTemporaryImpairmentsAmount	16000000	USD
CY2015	us-gaap	Marketable Securities Realized Gain Loss Other Than Temporary Impairments Amount MarketableSecuritiesRealizedGainLossOtherThanTemporaryImpairmentsAmount	5000000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	0	USD
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	0	USD
CY2016Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	0	USD
CY2016	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-7000000	USD
CY2015	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-7000000	USD
CY2017	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	9000000	USD
CY2016	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	16000000	USD
CY2015	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	13000000	USD
CY2017	fitb	Other Comprehensive Income Amortization Of Net Actuarial Gain Loss Before Tax OtherComprehensiveIncomeAmortizationOfNetActuarialGainLossBeforeTax	7000000	USD
CY2016	fitb	Other Comprehensive Income Amortization Of Net Actuarial Gain Loss Before Tax OtherComprehensiveIncomeAmortizationOfNetActuarialGainLossBeforeTax	11000000	USD
CY2015	fitb	Other Comprehensive Income Amortization Of Net Actuarial Gain Loss Before Tax OtherComprehensiveIncomeAmortizationOfNetActuarialGainLossBeforeTax	10000000	USD
CY2017	fitb	Other Comprehensive Income Defined Benefit Plans Recognized Net Gain Loss Due To Settlements Before Tax OtherComprehensiveIncomeDefinedBenefitPlansRecognizedNetGainLossDueToSettlementsBeforeTax	4000000	USD
CY2016Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	0	USD
CY2017	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	10000000	USD
CY2016	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	11000000	USD
CY2015	us-gaap	Defined Benefit Plan Expected Return On Plan Assets DefinedBenefitPlanExpectedReturnOnPlanAssets	13000000	USD
CY2017	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-7000000	USD
CY2016	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-11000000	USD
CY2015	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-10000000	USD
CY2017	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-4000000	USD
CY2016	fitb	Other Comprehensive Income Defined Benefit Plans Recognized Net Gain Loss Due To Settlements Before Tax OtherComprehensiveIncomeDefinedBenefitPlansRecognizedNetGainLossDueToSettlementsBeforeTax	7000000	USD
CY2015	fitb	Other Comprehensive Income Defined Benefit Plans Recognized Net Gain Loss Due To Settlements Before Tax OtherComprehensiveIncomeDefinedBenefitPlansRecognizedNetGainLossDueToSettlementsBeforeTax	7000000	USD
CY2017	us-gaap	Defined Benefit Plan Amounts Recognized In Other Comprehensive Income Loss Net Gain Loss Before Tax DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax	12000000	USD
CY2016	us-gaap	Defined Benefit Plan Amounts Recognized In Other Comprehensive Income Loss Net Gain Loss Before Tax DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax	16000000	USD
CY2015	us-gaap	Defined Benefit Plan Amounts Recognized In Other Comprehensive Income Loss Net Gain Loss Before Tax DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax	8000000	USD
CY2017	fitb	Defined Benefit Plans Amount Recognized In Periodic Benefit Cost And Accumulated Other Comprehensive Income DefinedBenefitPlansAmountRecognizedInPeriodicBenefitCostAndAccumulatedOtherComprehensiveIncome	-3000000	USD
CY2016	fitb	Defined Benefit Plans Amount Recognized In Periodic Benefit Cost And Accumulated Other Comprehensive Income DefinedBenefitPlansAmountRecognizedInPeriodicBenefitCostAndAccumulatedOtherComprehensiveIncome	0	USD
CY2015	fitb	Defined Benefit Plans Amount Recognized In Periodic Benefit Cost And Accumulated Other Comprehensive Income DefinedBenefitPlansAmountRecognizedInPeriodicBenefitCostAndAccumulatedOtherComprehensiveIncome	5000000	USD
CY2016Q4	fitb	Depository Trust Clearing Corporation Stock DepositoryTrustClearingCorporationStock	1000000	USD
CY2009Q2	fitb	Equitymethodinvestmentownershippercentagesold Equitymethodinvestmentownershippercentagesold	0.51	pure
CY2017Q4	us-gaap	Principal Amount Outstanding On Loans Managed And Securitized PrincipalAmountOutstandingOnLoansManagedAndSecuritized	92462000000	USD
CY2016Q4	us-gaap	Principal Amount Outstanding On Loans Managed And Securitized PrincipalAmountOutstandingOnLoansManagedAndSecuritized	92849000000	USD
CY2016Q4	us-gaap	Delinquent Amount At End Of Period On Loans Managed And Securitized DelinquentAmountAtEndOfPeriodOnLoansManagedAndSecuritized	84000000	USD
CY2017Q4	us-gaap	Delinquent Amount At End Of Period On Loans Managed And Securitized DelinquentAmountAtEndOfPeriodOnLoansManagedAndSecuritized	97000000	USD
CY2016	fitb	Saleandexerciseofwarrant Saleandexerciseofwarrant	334000000	USD
CY2014Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	484000000	USD
CY2015	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales	477000000	USD
CY2016Q4	fitb	Equipment Held For Sale EquipmentHeldForSale	1000000	USD
CY2017Q4	us-gaap	Loss Contingency Range Of Possible Loss Portion Not Accrued LossContingencyRangeOfPossibleLossPortionNotAccrued	31000000	USD
CY2012Q3	fitb	Aprpercentageallegedlymisleading Aprpercentageallegedlymisleading	1.2	pure
CY2013	fitb	Numberofputativeclassactionsfiled Numberofputativeclassactionsfiled	4	pure
CY2015Q4	us-gaap	Goodwill Goodwill	2416000000	USD
CY2016	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	0	USD
CY2017	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	29000000	USD
CY2016	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2000000	USD
CY2014Q4	fitb	Goodwill1 Goodwill1	3381000000	USD
CY2015Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	-965000000	USD
CY2017	fitb	Effective Income Tax Rate Reconciliation Lih Tax Credits EffectiveIncomeTaxRateReconciliationLIHTaxCredits	-0.06	pure
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Other EffectiveIncomeTaxRateReconciliationTaxCreditsOther	-0.005	pure
CY2016	fitb	Effective Income Tax Rate Reconciliation Lih Tax Credits EffectiveIncomeTaxRateReconciliationLIHTaxCredits	-0.079	pure
CY2015	fitb	Effective Income Tax Rate Reconciliation Lih Tax Credits EffectiveIncomeTaxRateReconciliationLIHTaxCredits	-0.066	pure
CY2016	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Other EffectiveIncomeTaxRateReconciliationTaxCreditsOther	-0.009	pure
CY2015	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Other EffectiveIncomeTaxRateReconciliationTaxCreditsOther	-0.009	pure
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	251000000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	439000000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	77000000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	122000000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	34000000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves	56000000	USD
CY2017Q4	fitb	Deferred Tax Assets Reserve For Unfunded Credit Commitment DeferredTaxAssetsReserveForUnfundedCreditCommitment	29000000	USD
CY2016Q4	fitb	Deferred Tax Assets Reserve For Unfunded Credit Commitment DeferredTaxAssetsReserveForUnfundedCreditCommitment	57000000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	9000000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	9000000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	102000000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	223000000	USD
CY2017Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	502000000	USD
CY2016Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	906000000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	616000000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	940000000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Other Comprehensive Income DeferredTaxLiabilitiesOtherComprehensiveIncome	21000000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Other Comprehensive Income DeferredTaxLiabilitiesOtherComprehensiveIncome	34000000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	137000000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	173000000	USD
CY2017Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	1025000000	USD
CY2016Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	1693000000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	523000000	USD
CY2016Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	787000000	USD
CY2017Q4	us-gaap	Federal Home Loan Bank Advances Branch Of Fhlb Bank Amount Of Advances By Branch FederalHomeLoanBankAdvancesBranchOfFHLBBankAmountOfAdvancesByBranch	3125000000	USD
CY2016Q4	us-gaap	Federal Home Loan Bank Advances Branch Of Fhlb Bank Amount Of Advances By Branch FederalHomeLoanBankAdvancesBranchOfFHLBBankAmountOfAdvancesByBranch	2500000000	USD
CY2017Q4	fitb	Defined Benefit Plan Effect25 Basis Point Decrease In Expected Rate Return And Discount Rate DefinedBenefitPlanEffect25BasisPointDecreaseInExpectedRateReturnAndDiscountRate	1000000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths	17000000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter	77000000	USD
CY2017	us-gaap	Defined Benefit Plans Estimated Future Employer Contributions In Next Fiscal Year DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear	3000000	USD
CY2017	us-gaap	Defined Benefit Plan Future Amortization Of Gain Loss DefinedBenefitPlanFutureAmortizationOfGainLoss	-7000000	USD
CY2017Q4	us-gaap	Defined Benefit Plan Funded Status Of Plan DefinedBenefitPlanFundedStatusOfPlan	-24000000	USD
CY2016Q4	us-gaap	Defined Benefit Plan Funded Status Of Plan DefinedBenefitPlanFundedStatusOfPlan	-34000000	USD
CY2015	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	331000000	USD
CY2016	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	0	USD
CY2017	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	1037000000	USD
CY2017	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	8000000	USD
CY2016	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	9000000	USD
CY2015	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	9000000	USD
CY2015	fitb	Netlossesondispositionandimpairmentofoperatingleaseequipment Netlossesondispositionandimpairmentofoperatingleaseequipment	-33000000	USD
CY2016	fitb	Netlossesondispositionandimpairmentofoperatingleaseequipment Netlossesondispositionandimpairmentofoperatingleaseequipment	-9000000	USD
CY2017	fitb	Netlossesondispositionandimpairmentofoperatingleaseequipment Netlossesondispositionandimpairmentofoperatingleaseequipment	-39000000	USD
CY2017	fitb	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax1 OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax1	1000000	USD
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CY2015	fitb	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax1 OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax1	-9000000	USD
CY2017Q4	fitb	Vantivinctraputcallreceivable Vantivinctraputcallreceivable	105000000	USD
CY2016Q4	fitb	Vantivinctraputcallreceivable Vantivinctraputcallreceivable	165000000	USD
CY2012Q1	fitb	Damagesclaimedbyplaintiff Damagesclaimedbyplaintiff	40000000	USD
CY2017Q4	fitb	Commercial Aggregate Borrower Relationship CommercialAggregateBorrowerRelationship	1000000	USD
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$FITB
FIFTH THIRD BANCORP Stock $fitb

2017 Form 10-K Financial Statement

#000119312518062301 Filed on February 28, 2018

Income Statement

Balance Sheet

Cashflow Statement

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$FITB FIFTH THIRD BANCORP Stock $fitb

2017 Form 10-K Financial Statement

#000119312518062301 Filed on February 28, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FITB
FIFTH THIRD BANCORP Stock $fitb