$T
AT&T INC. Stock $t

$t Overview Financials Valuation SEC Filings Company Website

2018 Q1 Form 10-Q Financial Statement

#000073271718000024 Filed on May 03, 2018

Income Statement

Concept	2018 Q1	2017 Q1
Revenue	$38.04B	$38.04B
YoY Change	0.0%	-6.16%
Cost Of Revenue	$4.848B	$3.848B
YoY Change	25.99%	-12.05%
Gross Profit	$33.19B	$34.19B
YoY Change	-2.92%	-5.45%
Gross Profit Margin	87.25%	89.88%
Selling, General & Admin	$7.897B	$8.487B
YoY Change	-6.95%	0.54%
% of Gross Profit	23.79%	24.82%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$5.994B	$6.127B
YoY Change	-2.17%	-6.64%
% of Gross Profit	18.06%	17.92%
Operating Expenses	$7.897B	$8.487B
YoY Change	-6.95%	0.54%
Operating Profit	$6.201B	$6.201B
YoY Change	0.0%	-7.09%
Interest Expense	$1.771B	$1.293B
YoY Change	36.97%	7.13%
% of Operating Profit	28.56%	20.85%
Other Income/Expense, Net	-$60.00M	-$1.486B
YoY Change	-95.96%	32.21%
Pretax Income	$6.141B	$5.378B
YoY Change	14.19%	-24.58%
Income Tax	$1.382B	$1.804B
% Of Pretax Income	22.5%	33.54%
Net Earnings	$4.662B	$4.662B
YoY Change	0.0%	22.59%
Net Earnings / Revenue	12.26%	12.26%
Basic Earnings Per Share	$0.75	$0.75
Diluted Earnings Per Share	$0.75	$0.75
COMMON SHARES
Basic Shares Outstanding	6.161B shares	6.166B shares
Diluted Shares Outstanding	6.180B shares	6.186B shares

Balance Sheet

Concept	2018 Q1	2017 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$48.87B	$14.88B
YoY Change	228.35%	48.72%
Cash & Equivalents	$48.87B	$14.88B
Short-Term Investments
Other Short-Term Assets	$12.01B	$14.35B
YoY Change	-16.3%	36.06%
Inventory
Prepaid Expenses	$1.335B	$1.418B
Receivables	$16.29B	$15.08B
Other Receivables	$1.996B	$2.049B
Total Short-Term Assets	$78.51B	$45.73B
YoY Change	71.68%	20.33%
LONG-TERM ASSETS
Property, Plant & Equipment	$125.1B	$125.3B
YoY Change	-0.13%	1.49%
Goodwill	$105.5B	$105.6B
YoY Change	-0.11%	0.9%
Intangibles
YoY Change
Long-Term Investments	$2.623B	$1.551B
YoY Change	69.12%	-2.7%
Other Assets	$20.97B	$17.46B
YoY Change	20.11%	12.64%
Total Long-Term Assets	$367.8B	$366.2B
YoY Change	0.45%	0.15%
TOTAL ASSETS
Total Short-Term Assets	$78.51B	$45.73B
Total Long-Term Assets	$367.8B	$366.2B
Total Assets	$446.3B	$411.9B
YoY Change	8.36%	2.05%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$31.48B	$27.12B
YoY Change	16.06%	3.63%
Accrued Expenses
YoY Change
Deferred Revenue	$4.882B
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due	$29.32B	$12.68B
YoY Change	131.23%	50.98%
Total Short-Term Liabilities	$70.58B	$50.69B
YoY Change	39.24%	13.84%
LONG-TERM LIABILITIES
Long-Term Debt	$133.7B	$120.6B
YoY Change	10.91%	-1.26%
Other Long-Term Liabilities	$19.12B	$21.16B
YoY Change	-9.66%	0.77%
Total Long-Term Liabilities	$19.12B	$21.16B
YoY Change	-9.66%	0.77%
TOTAL LIABILITIES
Total Short-Term Liabilities	$70.58B	$50.69B
Total Long-Term Liabilities	$19.12B	$21.16B
Total Liabilities	$89.70B	$71.85B
YoY Change	24.84%	9.65%
SHAREHOLDERS EQUITY
Retained Earnings	$55.07B	$35.18B
YoY Change	56.55%	1.94%
Common Stock	$95.90B	$95.91B
YoY Change	-0.01%	0.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$12.43B
YoY Change
Treasury Stock Shares	347.7M shares	347.7M shares
Shareholders Equity	$145.9B	$123.8B
YoY Change
Total Liabilities & Shareholders Equity	$446.3B	$411.9B
YoY Change	8.36%	2.05%

Cashflow Statement

Concept	2018 Q1	2017 Q1
OPERATING ACTIVITIES
Net Income	$4.662B	$4.662B
YoY Change	0.0%	22.59%
Depreciation, Depletion And Amortization	$5.994B	$6.127B
YoY Change	-2.17%	-6.64%
Cash From Operating Activities	$8.947B	$8.965B
YoY Change	-0.2%	13.48%
INVESTING ACTIVITIES
Capital Expenditures	-$5.957B	-$5.784B
YoY Change	2.99%	29.95%
Acquisitions	$234.0M	$162.0M
YoY Change	44.44%	-1.82%
Other Investing Activities	-$1.195B	-$185.0M
YoY Change	545.95%	-229.37%
Cash From Investing Activities	-$7.152B	-$5.969B
YoY Change	19.82%	38.56%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$145.0M	$177.0M
YoY Change	-18.08%
Debt Paid & Issued, Net	$4.911B	$3.053B
YoY Change	60.86%	32.97%
Cash From Financing Activities	-$3.502B	6.049B
YoY Change	-157.89%	367.1%
NET CHANGE
Cash From Operating Activities	$8.947B	8.965B
Cash From Investing Activities	-$7.152B	-5.969B
Cash From Financing Activities	-$3.502B	6.049B
Net Change In Cash	-$1.707B	$9.045B
YoY Change	-118.87%	85.08%
FREE CASH FLOW
Cash From Operating Activities	$8.947B	$8.965B
Capital Expenditures	-$5.957B	-$5.784B
Free Cash Flow	$14.90B	$14.75B
YoY Change	1.05%	19.42%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2018Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	97000000	USD
CY2017Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	488000000	USD
CY2018Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	6141000000	USD
CY2018Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1382000000	USD
CY2017Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1804000000	USD
CY2017Q1	t	Broadcast Programming And Other BroadcastProgrammingAndOther	4974000000	USD
CY2018Q1	us-gaap	Other Cost Of Services OtherCostOfServices	7932000000	USD
CY2017Q1	us-gaap	Other Cost Of Services OtherCostOfServices	9288000000	USD
CY2018Q1	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	7897000000	USD
CY2018Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	5994000000	USD
CY2018Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	6201000000	USD
CY2017Q1	us-gaap	Cost Of Goods Sold Excluding Depreciation Depletion And Amortization CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization	3848000000	USD
CY2018Q1	t	Broadcast Programming And Other BroadcastProgrammingAndOther	5166000000	USD
CY2017Q1	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	105000000	USD
CY2018Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6161000000	shares
CY2017Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	6166000000	shares
CY2017Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	6186000000	shares
CY2018Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.5
CY2017Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.49
CY2018Q1	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	108000000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-12000000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	50498000000	USD
CY2018Q1	us-gaap	Debt Current DebtCurrent	29322000000	USD
CY2017Q4	us-gaap	Debt Current DebtCurrent	38374000000	USD
CY2018Q1	us-gaap	Other Intangible Assets Net OtherIntangibleAssetsNet	7201000000	USD
CY2017Q4	us-gaap	Other Intangible Assets Net OtherIntangibleAssetsNet	7464000000	USD
CY2018Q1	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	31569000000	USD
CY2017Q4	us-gaap	Customer Advances And Deposits Current CustomerAdvancesAndDepositsCurrent	4213000000	USD
CY2018Q1	us-gaap	Taxes Payable Current TaxesPayableCurrent	1534000000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	674000000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-12000000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Net Of Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax	-323000000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	1026000000	USD
CY2018Q1	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	5785000000	USD
CY2018Q1	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	99000000	USD
CY2018Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	5686000000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest	2000000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax	-105000000	USD
CY2018Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	16290000000	USD
CY2017Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	16522000000	USD
CY2018Q1	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	1335000000	USD
CY2017Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	1369000000	USD
CY2018Q1	us-gaap	Other Assets Current OtherAssetsCurrent	12008000000	USD
CY2017Q4	us-gaap	Other Assets Current OtherAssetsCurrent	10757000000	USD
CY2018Q1	us-gaap	Assets Current AssetsCurrent	78505000000	USD
CY2017Q4	us-gaap	Assets Current AssetsCurrent	79146000000	USD
CY2018Q1	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	317127000000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	313499000000	USD
CY2018Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	192003000000	USD
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	188277000000	USD
CY2018Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	125124000000	USD
CY2017Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	125222000000	USD
CY2018Q1	us-gaap	Goodwill Goodwill	105482000000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	105449000000	USD
CY2018Q1	us-gaap	Indefinite Lived License Agreements IndefiniteLivedLicenseAgreements	96556000000	USD
CY2017Q4	us-gaap	Indefinite Lived License Agreements IndefiniteLivedLicenseAgreements	96136000000	USD
CY2018Q1	t	Finite Lived Customer Lists Net FiniteLivedCustomerListsNet	9878000000	USD
CY2017Q4	t	Finite Lived Customer Lists Net FiniteLivedCustomerListsNet	10676000000	USD
CY2018Q1	us-gaap	Equity Method Investments EquityMethodInvestments	2623000000	USD
CY2017Q4	us-gaap	Equity Method Investments EquityMethodInvestments	1560000000	USD
CY2018Q1	us-gaap	Assets Assets	446343000000	USD
CY2017Q4	us-gaap	Assets Assets	444097000000	USD
CY2017Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	1262000000	USD
CY2018Q1	us-gaap	Dividends Payable Current DividendsPayableCurrent	3074000000	USD
CY2017Q4	us-gaap	Dividends Payable Current DividendsPayableCurrent	3070000000	USD
CY2018Q1	us-gaap	Liabilities Current LiabilitiesCurrent	70580000000	USD
CY2017Q4	us-gaap	Liabilities Current LiabilitiesCurrent	81389000000	USD
CY2018Q1	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	133724000000	USD
CY2017Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	125972000000	USD
CY2018Q1	us-gaap	Deferred Credits And Other Liabilities Noncurrent DeferredCreditsAndOtherLiabilitiesNoncurrent	94963000000	USD
CY2017Q4	us-gaap	Deferred Credits And Other Liabilities Noncurrent DeferredCreditsAndOtherLiabilitiesNoncurrent	94729000000	USD
CY2018Q1	us-gaap	Common Stock Value CommonStockValue	6495000000	USD
CY2017Q4	us-gaap	Common Stock Value CommonStockValue	6495000000	USD
CY2018Q1	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	89404000000	USD
CY2017Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	89563000000	USD
CY2018Q1	us-gaap	Treasury Stock Value TreasuryStockValue	12432000000	USD
CY2017Q4	us-gaap	Treasury Stock Value TreasuryStockValue	12714000000	USD
CY2018Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	7386000000	USD
CY2017Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	7017000000	USD
CY2018Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	147076000000	USD
CY2017Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	142007000000	USD
CY2018Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	446343000000	USD
CY2017Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	444097000000	USD
CY2018Q1	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	642000000	USD
CY2017Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	663000000	USD
CY2018Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2017Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2018Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	14000000000	shares
CY2017Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	14000000000	shares
CY2018Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	6495231088	shares
CY2017Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	6495231088	shares
CY2018Q1	us-gaap	Treasury Stock Shares TreasuryStockShares	347690578	shares
CY2017Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	355806544	shares
CY2018Q1	us-gaap	Dilutive Securities DilutiveSecurities	5000000	USD
CY2017Q1	us-gaap	Dilutive Securities DilutiveSecurities	4000000	USD
CY2018Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-614000000	USD
CY2017Q1	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-229000000	USD
CY2017Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	5160000000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	1335000000	USD
CY2018Q1	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	311000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	412000000	USD
CY2017Q1	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	213000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	199000000	USD
CY2018Q1	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4	pure
CY2018Q1	t	Segment Reporting Information Operations And Support Expenses SegmentReportingInformationOperationsAndSupportExpenses	25843000000	USD
CY2018Q1	t	Earnings Before Interest Taxes Depreciation And Amortization EarningsBeforeInterestTaxesDepreciationAndAmortization	12195000000	USD
CY2017Q1	t	Segment Reporting Information Operations And Support Expenses SegmentReportingInformationOperationsAndSupportExpenses	26882000000	USD
CY2017Q1	t	Earnings Before Interest Taxes Depreciation And Amortization EarningsBeforeInterestTaxesDepreciationAndAmortization	12483000000	USD
CY2018Q1	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-1196000000	USD
CY2017Q1	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	-201000000	USD
CY2018Q1	t	Fixed Income Investment Securities Debt Maturities Within One Year Available For Sale Fair Value Held To Maturity Net Carrying Amount FixedIncomeInvestmentSecuritiesDebtMaturitiesWithinOneYearAvailableForSaleFairValueHeldToMaturityNetCarryingAmount	18000000	USD
CY2018Q1	t	Fixed Income Investment Securities Debt Maturities Next Two Calendar Years Available For Sale Fair Value Held To Maturity Net Carrying Amount FixedIncomeInvestmentSecuritiesDebtMaturitiesNextTwoCalendarYearsAvailableForSaleFairValueHeldToMaturityNetCarryingAmount	137000000	USD
CY2018Q1	t	Fixed Income Investment Securities Debt Maturities Third And Fourth Calendar Years Available For Sale Fair Value Held To Maturity Net Carrying Amount FixedIncomeInvestmentSecuritiesDebtMaturitiesThirdAndFourthCalendarYearsAvailableForSaleFairValueHeldToMaturityNetCarryingAmount	63000000	USD
CY2018Q1	t	Fixed Income Investment Securities Debt Maturities After Four Calendar Years Available For Sale Fair Value Held To Maturity Net Carrying Amount FixedIncomeInvestmentSecuritiesDebtMaturitiesAfterFourCalendarYearsAvailableForSaleFairValueHeldToMaturityNetCarryingAmount	559000000	USD
CY2018Q1	us-gaap	Interest Rate Cash Flow Hedge Gain Loss To Be Reclassified During Next12 Months Net InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet	59000000	USD
CY2018Q1	us-gaap	Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral	2672000000	USD
CY2017Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral	968000000	USD
CY2018Q1	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	125000000	USD
CY2017Q4	us-gaap	Collateral Already Posted Aggregate Fair Value CollateralAlreadyPostedAggregateFairValue	495000000	USD
CY2018Q1	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	84000000	USD
CY2018Q1	invest	Derivative Notional Amount DerivativeNotionalAmount	47333000000	USD
CY2017Q4	invest	Derivative Notional Amount DerivativeNotionalAmount	48527000000	USD
CY2018Q1	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	2000000	USD
CY2017Q1	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	-182000000	USD
CY2018Q1	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	438000000	USD
CY2017Q1	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	393000000	USD
CY2018Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	1222000000	USD
CY2017Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	480000000	USD
CY2018Q1	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	-2000000	USD
CY2017Q1	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	-61000000	USD
CY2018Q1	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	439000000	USD
CY2017Q1	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-445000000	USD
CY2018Q1	us-gaap	Increase Decrease In Operating Liabilities IncreaseDecreaseInOperatingLiabilities	-1962000000	USD
CY2017Q1	us-gaap	Increase Decrease In Operating Liabilities IncreaseDecreaseInOperatingLiabilities	-1582000000	USD
CY2018Q1	t	Increase Decrease In Net Operating Assets Equip Installment Receivables And Related Asset Sales IncreaseDecreaseInNetOperatingAssetsEquipInstallmentReceivablesAndRelatedAssetSales	-505000000	USD
CY2017Q1	t	Increase Decrease In Net Operating Assets Equip Installment Receivables And Related Asset Sales IncreaseDecreaseInNetOperatingAssetsEquipInstallmentReceivablesAndRelatedAssetSales	-394000000	USD
CY2018Q1	t	Increase Decrease In Operating Assets Deferred Fulfillment Costs IncreaseDecreaseInOperatingAssetsDeferredFulfillmentCosts	826000000	USD
CY2017Q1	t	Increase Decrease In Operating Assets Deferred Fulfillment Costs IncreaseDecreaseInOperatingAssetsDeferredFulfillmentCosts	436000000	USD
CY2018Q1	us-gaap	Interest Paid InterestPaid	2408000000	USD
CY2017Q1	us-gaap	Interest Paid InterestPaid	1643000000	USD
CY2018Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-1089000000	USD
CY2017Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-160000000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	5935000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	372000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	33000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	-5000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	13000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax	-10000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Net Of Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax	-228000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	205000000	USD
CY2017Q1	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	3779000000	USD
CY2017Q1	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	111000000	USD
CY2017Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	3668000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest	6000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	391000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	15000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-3000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax	7000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax	-5000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax	-139000000	USD
CY2017Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	14980000000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	1024000000	USD
CY2018Q1	us-gaap	Profit Loss ProfitLoss	4759000000	USD
CY2017Q1	us-gaap	Profit Loss ProfitLoss	3574000000	USD
CY2018Q1	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Costs Credit Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax	-567000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Costs Credit Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax	0	USD
CY2018Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Benefit Plan Improvement Tax Effect OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBenefitPlanImprovementTaxEffect	-185000000	USD
CY2017Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Benefit Plan Improvement Tax Effect OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBenefitPlanImprovementTaxEffect	0	USD
CY2018Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	48872000000	USD
CY2018Q1	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	930000000	USD
CY2017Q1	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	0	USD
CY2018Q1	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	1007000000	USD
CY2017Q1	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	0	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-1707000000	USD
CY2017Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	9045000000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	50932000000	USD
CY2018Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	49225000000	USD
CY2017Q1	us-gaap	Costs And Expenses CostsAndExpenses	33009000000	USD
CY2018Q1	t	Equipment Equipment	4392000000	USD
CY2017Q1	t	Equipment Equipment	2909000000	USD
CY2018Q1	us-gaap	Costs And Expenses CostsAndExpenses	31837000000	USD
CY2018Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	8000000	USD
CY2018Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	20974000000	USD
CY2017Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	18444000000	USD
CY2018Q1	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	45730000000	USD
CY2017Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	43207000000	USD
CY2018Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	19117000000	USD
CY2017Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	19747000000	USD
CY2018Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	55067000000	USD
CY2017Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	50500000000	USD
CY2018Q1	us-gaap	Minority Interest MinorityInterest	1156000000	USD
CY2017Q4	us-gaap	Minority Interest MinorityInterest	1146000000	USD
CY2018Q1	us-gaap	Revenue Recognition Deferred Revenue RevenueRecognitionDeferredRevenue	<div><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;font-weight:bold;margin-left:0pt;' >NOTE </font><font style='font-family:Times New Roman;font-size:10pt;font-weight:bold;' >5</font><font style='font-family:Times New Roman;font-size:10pt;font-weight:bold;' >. REVENUE RECOGNITION</font></p><p style='text-align:left;line-height:12pt;' ></p><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >As of January 1, 2018, we adopted FASB ASU 2014-09, “Revenue from Contracts with Customers (Topic 606),” as modified (ASC 606). With our adoption of ASC 606, we made a policy election to record certain regulatory fees, </font><font style='font-family:Times New Roman;font-size:10pt;' >primarily Universal Service Fund (USF) fees, on a net basis. See the Notes to the Consolidated Financial Statements of our 2017 Annual Report on Form 10-K for additional information regarding our policies prior to adoption of ASC 606.</font></p><p style='text-align:left;line-height:12pt;' ></p><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >When implementing AS</font><font style='font-family:Times New Roman;font-size:10pt;' >C 606, we utilized the practical expedient allowing us to reflect the aggregate effect of all contract modifications occurring before the beginning of the earliest period presented when allocating the transaction price to performance obligations.</font></p><p style='text-align:left;line-height:12pt;' ></p><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;font-weight:bold;margin-left:0pt;' >Contract</font><font style='font-family:Times New Roman;font-size:10pt;font-weight:bold;' >s with Customers</font></p><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >Our products and services are offered to customers in service-only contracts and in contracts that bundle equipment used to access the services and/or with other service offerings. Service revenue is recognized when services are provided, </font><font style='font-family:Times New Roman;font-size:10pt;' >based upon either usage (e.g., minutes of traffic/bytes of data processed) or period of time (e.g., monthly service fees). We record the sale of equipment when title has passed and the products are accepted by the customer. Some contracts have fixed terms </font><font style='font-family:Times New Roman;font-size:10pt;' >and others are cancellable on a short-term basis (i.e., month-to-month arrangements).</font></p><p style='text-align:left;line-height:12pt;' ></p><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >Revenues from transactions between us and our customers are recorded net of regulatory fees and taxes. Cash incentives given to customers are recorded as a reduction of </font><font style='font-family:Times New Roman;font-size:10pt;' >revenue. N</font><font style='font-family:Times New Roman;font-size:10pt;' >onrefundable, upfront service activation </font><font style='font-family:Times New Roman;font-size:10pt;' >and setup fees associated with service arrangements </font><font style='font-family:Times New Roman;font-size:10pt;' >are deferred and recognized over</font><font style='font-family:Times New Roman;font-size:10pt;' > the associated service contract period or customer life. We record the sale of equipment and services to customers as gr</font><font style='font-family:Times New Roman;font-size:10pt;' >oss revenue when we are the principal in the arrangement and net of the associated costs incurred when we act as an agent in the arrangement.</font></p><p style='text-align:left;line-height:12pt;' ></p><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >Our contracts allow for customers to frequently modify their arrangement, without incurring penalties in many cas</font><font style='font-family:Times New Roman;font-size:10pt;' >es. When a contract is modified, we evaluate the change in scope or price of the contract to determine if the modification should be treated as a new contract or if it should be considered a change of the existing contract. We generally do not have signifi</font><font style='font-family:Times New Roman;font-size:10pt;' >cant impacts from contract modifications.</font></p><p style='text-align:left;line-height:12pt;' ></p><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;font-style:italic;margin-left:0pt;' >Service-Only Contracts and Standalone Equipment Sales</font><font style='font-family:Times New Roman;font-size:10pt;' > </font></p><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >Revenue is recognized as service is provided or when control has transferred. For devices sold through indirect channels (e.g., national dealers), revenue is </font><font style='font-family:Times New Roman;font-size:10pt;' >recognized when the dealer accepts the device, not upon activation. </font></p><p style='text-align:left;line-height:12pt;' ></p><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;font-style:italic;margin-left:0pt;' >Arrangements with Multiple Performance Obligations </font></p><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >Revenue recognized from fixed term contracts that bundle services and/or equipment are allocated based on the standalone selling pric</font><font style='font-family:Times New Roman;font-size:10pt;' >e of all required performance obligations of the contract (i.e., each item included in the bundle). Promotional discounts are attributed to each required component of the arrangement, resulting in recognition over the contract term. Standalone selling pric</font><font style='font-family:Times New Roman;font-size:10pt;' >es are determined by assessing prices paid for service-only contracts (e.g., arrangements where customers bring their own devices) and standalone device pricing. </font></p><p style='text-align:left;line-height:12pt;' ></p><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >We offer the majority of our customers the option to purchase certain wireless devices in in</font><font style='font-family:Times New Roman;font-size:10pt;' >stallments over a specified period of time, and, in many cases, they may be eligible to trade in the original equipment for a new device and have the remaining unpaid balance paid or settled. For customers that elect these equipment installment payment pro</font><font style='font-family:Times New Roman;font-size:10pt;' >grams, at the point of sale, we recognize revenue for the entire amount of revenue allocated to the customer receivable net of fair value of the trade-in right guarantee. The difference between the revenue recognized and the consideration received is recor</font><font style='font-family:Times New Roman;font-size:10pt;' >ded as a note receivable when the devices are not discounted and our right to consideration is unconditional. When installment sales include promotional discounts (e.g., “buy one get one free”), the difference between revenue recognized and consideration r</font><font style='font-family:Times New Roman;font-size:10pt;' >eceived is recorded as a contract asset to be amortized over the contract term.</font></p><p style='text-align:left;line-height:12pt;' ></p><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >Less commonly, we offer certain customers highly discounted devices when they enter into a minimum service agreement term. For these contracts, we recognize equipment revenue </font><font style='font-family:Times New Roman;font-size:10pt;' >at the point of sale based on a standalone selling price allocation. The difference between the revenue recognized and the cash received is recorded as a contract asset that will amortize over the contract term.</font></p><p style='text-align:left;line-height:12pt;' ></p><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >For contracts that require the use of </font><font style='font-family:Times New Roman;font-size:10pt;' >certain equipment in order to receive service (e.g., AT&T U-verse® and DIRECTV linear video services), we allocate the total transaction price to service if the equipment does not meet the criteria to be a distinct performance obligation.</font></p><p style='text-align:left;line-height:12pt;' ></p></div><p style='line-height:20pt;' /><div><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >Costs to fulfill customer contracts are deferred and amortized over periods ranging generally from </font><font style='font-family:Times New Roman;font-size:10pt;' >four to five years,</font><font style='font-family:Times New Roman;font-size:10pt;' > reflecting the estimated economic lives of the respective customer relationships,</font><font style='font-family:Times New Roman;font-size:10pt;' > subject to an assessment of the recoverability of such costs. Costs to acquire customer contracts, including commissions on service activations, for our wireless and video e</font><font style='font-family:Times New Roman;font-size:10pt;' >ntertainment services, are deferred </font><font style='font-family:Times New Roman;font-size:10pt;' >and amortized over the contract period or expected customer life, which typically ranges from two to five years. For contracts with an estimated amortization period of less than one year, we expense incremental costs imm</font><font style='font-family:Times New Roman;font-size:10pt;' >ediately. </font></p><p style='text-align:left;line-height:12pt;' ></p></div><p style='line-height:20pt;' /><div><p style='text-align:left;margin-top:0pt;margin-bottom:0pt;line-height:12pt;' ><font style='font-family:Times New Roman;font-size:10pt;margin-left:0pt;' >A contract asset is recorded when revenue is recognized in advance of our right to bill and recei</font><font style='font-family:Times New Roman;font-size:10pt;' >ve consideration (i.e., we must perform additional services or satisfy another performance obligation in order to bill and receive additional consideration). The contract asset will decrease as services are provided and billed. When consideration is receiv</font><font style='font-family:Times New Roman;font-size:10pt;' >ed in advance of the delivery of goods or services, a contract liability is recorded. Reductions in the contract liability will be recorded as we satisfy the performance obligations.</font></p><p style='text-align:left;line-height:12pt;' ></p></div>
CY2018Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	38038000000	USD
CY2018Q1	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	3625000000	USD
CY2018Q1	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	1757000000	USD
CY2018Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	5510000000	USD
CY2018Q1	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	1252000000	USD
CY2018Q1	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	4882000000	USD
CY2018Q1	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	27836000000	USD
CY2018Q1	t	Revenue Remaining Performance Obligation Percentage RevenueRemainingPerformanceObligationPercentage	0.5	pure
CY2017Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	14884000000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	5788000000	USD
CY2018Q1	us-gaap	Postemployment Benefits Liability Noncurrent PostemploymentBenefitsLiabilityNoncurrent	30116000000	USD
CY2018Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	6141000000	shares
CY2018Q1	us-gaap	New Accounting Pronouncement Or Change In Accounting Principle Cumulative Effect Of Change On Equity Or Net Assets1 NewAccountingPronouncementOrChangeInAccountingPrincipleCumulativeEffectOfChangeOnEquityOrNetAssets1	-655000000	USD
CY2017Q4	us-gaap	Derecognized Assets Securitized Or Assetbacked Financing Arrangement Assets And Any Other Financial Assets Managed Together Principal Amount Outstanding DerecognizedAssetsSecuritizedOrAssetbackedFinancingArrangementAssetsAndAnyOtherFinancialAssetsManagedTogetherPrincipalAmountOutstanding	7446000000	USD
CY2018Q1	us-gaap	Derecognized Assets Securitized Or Assetbacked Financing Arrangement Assets And Any Other Financial Assets Managed Together Principal Amount Outstanding DerecognizedAssetsSecuritizedOrAssetbackedFinancingArrangementAssetsAndAnyOtherFinancialAssetsManagedTogetherPrincipalAmountOutstanding	8895000000	USD
CY2018Q1	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	345000000	USD
CY2017Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	7000000	USD
CY2017Q1	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	89000000	USD
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	6000000	USD
CY2017Q4	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	428000000	USD
CY2016Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	7000000	USD
CY2016Q4	us-gaap	Restricted Cash And Cash Equivalents Noncurrent RestrictedCashAndCashEquivalentsNoncurrent	140000000	USD
CY2018Q1	us-gaap	Gain Loss On Sale Of Equity Investments GainLossOnSaleOfEquityInvestments	52000000	USD
CY2017Q1	us-gaap	Gain Loss On Sale Of Equity Investments GainLossOnSaleOfEquityInvestments	11000000	USD
CY2018Q1	us-gaap	Unrealized Gain Loss On Securities UnrealizedGainLossOnSecurities	-65000000	USD
CY2017Q1	us-gaap	Unrealized Gain Loss On Securities UnrealizedGainLossOnSecurities	78000000	USD
CY2018Q1	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21	pure
CY2018Q1	us-gaap	Proceeds From Collection Of Finance Receivables ProceedsFromCollectionOfFinanceReceivables	267000000	USD
CY2017Q1	us-gaap	Proceeds From Collection Of Finance Receivables ProceedsFromCollectionOfFinanceReceivables	185000000	USD
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35	pure
CY2017Q4	us-gaap	Postemployment Benefits Liability Noncurrent PostemploymentBenefitsLiabilityNoncurrent	31775000000	USD

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$T
AT&T INC. Stock $t

2018 Q1 Form 10-Q Financial Statement

#000073271718000024 Filed on May 03, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$T AT&T INC. Stock $t

2018 Q1 Form 10-Q Financial Statement

#000073271718000024 Filed on May 03, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$T
AT&T INC. Stock $t