$ASB
ASSOCIATED BANC-CORP Stock $asb

$asb Overview Financials Valuation SEC Filings Company Website

2013 Q1 Form 10-Q Financial Statement

#000119312513199155 Filed on May 03, 2013

Income Statement

Concept	2013 Q1	2012 Q1
Revenue	$239.7M	$233.1M
YoY Change	2.81%	3.19%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$18.00M	$17.60M
YoY Change	2.27%	17.33%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$17.70M	$25.91M
YoY Change	-31.68%	-21.19%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$68.74M	$63.35M
YoY Change	8.5%	106.16%
Income Tax	$21.35M	$20.72M
% Of Pretax Income	31.06%	32.7%
Net Earnings	$47.39M	$42.63M
YoY Change	11.15%	86.55%
Net Earnings / Revenue	19.77%	18.29%
Basic Earnings Per Share		$0.24
Diluted Earnings Per Share	$281.5K	$0.24
COMMON SHARES
Basic Shares Outstanding	168.2M shares	173.8M shares
Diluted Shares Outstanding	168.4M shares	173.8M shares

Balance Sheet

Concept	2013 Q1	2012 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$427.4M	$712.0M
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	$254.7M	$225.2M
YoY Change	13.11%	21.06%
Goodwill	$929.2M	$929.2M
YoY Change	0.0%
Intangibles	$66.29M	$68.37M
YoY Change	-3.04%
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$23.28B	$21.91B
YoY Change	6.22%	2.05%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$165.0M	$171.0M
YoY Change	-3.51%	-23.32%
Deferred Revenue
YoY Change
Short-Term Debt	$1.770B	$1.936B
YoY Change	-8.61%	-24.01%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$165.0M	$171.0M
YoY Change	-3.51%	-23.32%
LONG-TERM LIABILITIES
Long-Term Debt	$615.0M	$1.177B
YoY Change	-47.75%	72.08%
Other Long-Term Liabilities	$70.00M	$75.00M
YoY Change	-6.67%
Total Long-Term Liabilities	$685.0M	$1.252B
YoY Change	-45.29%	83.04%
TOTAL LIABILITIES
Total Short-Term Liabilities	$165.0M	$171.0M
Total Long-Term Liabilities	$685.0M	$1.252B
Total Liabilities	$20.34B	$19.01B
YoY Change	6.99%	4.01%
SHAREHOLDERS EQUITY
Retained Earnings	$1.298B	$1.181B
YoY Change	9.86%
Common Stock	$1.608B	$1.592B
YoY Change	0.98%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$75.41M	$1.010M
YoY Change	7365.94%
Treasury Stock Shares
Shareholders Equity	$2.936B	$2.901B
YoY Change
Total Liabilities & Shareholders Equity	$23.28B	$21.91B
YoY Change	6.23%	2.05%

Cashflow Statement

Concept	2013 Q1	2012 Q1
OPERATING ACTIVITIES
Net Income	$47.39M	$42.63M
YoY Change	11.15%	86.55%
Depreciation, Depletion And Amortization	$18.00M	$17.60M
YoY Change	2.27%	17.33%
Cash From Operating Activities	$133.4M	$111.8M
YoY Change	19.37%	-43.61%
INVESTING ACTIVITIES
Capital Expenditures	-$16.20M	-$12.10M
YoY Change	33.88%	68.06%
Acquisitions
YoY Change
Other Investing Activities	-$203.7M	$22.60M
YoY Change	-1001.33%	-72.06%
Cash From Investing Activities	-$219.9M	$10.43M
YoY Change	-2207.93%	-85.86%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$33.13M	$1.113M
YoY Change	2876.19%	83.36%
Debt Paid & Issued, Net	$100.1M	$125.0K
YoY Change	79960.8%	-99.95%
Cash From Financing Activities	-$223.9M	-$26.82M
YoY Change	735.04%	-92.14%
NET CHANGE
Cash From Operating Activities	$133.4M	$111.8M
Cash From Investing Activities	-$219.9M	$10.43M
Cash From Financing Activities	-$223.9M	-$26.82M
Net Change In Cash	-$310.5M	$95.38M
YoY Change	-425.51%	-238.21%
FREE CASH FLOW
Cash From Operating Activities	$133.4M	$111.8M
Capital Expenditures	-$16.20M	-$12.10M
Free Cash Flow	$149.6M	$123.9M
YoY Change	20.79%	-39.7%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2013Q1	us-gaap	Interest Bearing Deposit Liabilities Domestic InterestBearingDepositLiabilitiesDomestic	12968185000	USD
CY2013Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1297692000	USD
CY2013Q1	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	286923000	USD
CY2013Q1	us-gaap	Assets Assets	23277768000	USD
CY2013Q1	us-gaap	Goodwill Goodwill	929168000	USD
CY2013Q1	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	15264639000	USD
CY2013Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	66294000	USD
CY2013Q1	us-gaap	Derivative Assets DerivativeAssets	65014000	USD
CY2013Q1	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	15551562000	USD
CY2013Q1	us-gaap	Other Assets OtherAssets	940258000	USD
CY2013Q1	us-gaap	Noninterest Bearing Domestic Deposit Demand NoninterestBearingDomesticDepositDemand	4453109000	USD
CY2013Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	254674000	USD
CY2013Q1	us-gaap	Deposits Deposits	17421294000	USD
CY2013Q1	us-gaap	Preferred Stock Including Additional Paid In Capital PreferredStockIncludingAdditionalPaidInCapital	63272000	USD
CY2013Q1	us-gaap	Common Stock Value CommonStockValue	1750000	USD
CY2013Q1	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	1605966000	USD
CY2013Q1	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	6965000	USD
CY2013Q1	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	21613000	USD
CY2013Q1	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	1247000	USD
CY2012Q1	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	1247000	USD
CY2012Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	180573000	USD
CY2013Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	175352000	USD
CY2013Q1	us-gaap	Interest Expense Deposits InterestExpenseDeposits	8541000	USD
CY2012Q1	us-gaap	Interest Expense Deposits InterestExpenseDeposits	12036000	USD
CY2012Q1	us-gaap	Interest Expense Federal Funds Purchased And Securities Sold Under Agreements To Repurchase InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	767000	USD
CY2012Q1	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	4870000	USD
CY2012Q1	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	7274000	USD
CY2013Q1	us-gaap	Derivative Liabilities DerivativeLiabilities	70236000	USD
CY2013Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	42991000	USD
CY2013Q1	us-gaap	Federal Funds Purchased And Securities Sold Under Agreements To Repurchase FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	730855000	USD
CY2013Q1	us-gaap	Treasury Stock Value TreasuryStockValue	75406000	USD
CY2013Q1	us-gaap	Other Liabilities OtherLiabilities	165358000	USD
CY2012Q1	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	18042000	USD
CY2012Q1	asbc	Loanexpense Loanexpense	2910000	USD
CY2012Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.24
CY2012Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.24
CY2013Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1011000	USD
CY2012Q1	asbc	Losses Other Than Loans LossesOtherThanLoans	3550000	USD
CY2013Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	168234000	shares
CY2013Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	168404000	shares
CY2012Q1	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	6000000	shares
CY2012	asbc	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Per Share Fair Value Of Stock Options ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsPerShareFairValueOfStockOptions	5.03
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.4894	pure
CY2012	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y
CY2012	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	-11120	shares
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	8640558	shares
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	4603963	shares
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	1020979	shares
CY2013Q1	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	-110793	shares
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	-397741	shares
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	9153003	shares
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	5770664	shares
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.88
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	23.80
CY2013Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	153653000	USD
CY2012Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	USD
CY2013Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	4000000	USD
CY2013Q1	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	10910000	USD
CY2013Q1	us-gaap	Availableforsale Securities Gross Realized Gain Loss Excluding Other Than Temporary Impairments AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments	300000	USD
CY2013Q1	us-gaap	Interest Expense Federal Funds Purchased And Securities Sold Under Agreements To Repurchase InterestExpenseFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	410000	USD
CY2013Q1	us-gaap	Interest Expense Other Short Term Borrowings InterestExpenseOtherShortTermBorrowings	332000	USD
CY2012Q1	us-gaap	Interest Expense Other Short Term Borrowings InterestExpenseOtherShortTermBorrowings	1056000	USD
CY2013Q1	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	8416000	USD
CY2012Q1	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	12046000	USD
CY2012Q1	us-gaap	Interest Expense InterestExpense	25905000	USD
CY2013Q1	us-gaap	Interest Expense InterestExpense	17699000	USD
CY2013Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	157653000	USD
CY2012Q1	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	154668000	USD
CY2012Q1	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	154668000	USD
CY2012Q1	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	9787000	USD
CY2012Q1	asbc	Card Based And Other Nondeposit Fees CardBasedAndOtherNondepositFees	10879000	USD
CY2012Q1	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	11590000	USD
CY2012Q1	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	4127000	USD
CY2012Q1	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	17654000	USD
CY2012Q1	asbc	Capital Market Fees Net CapitalMarketFeesNet	3716000	USD
CY2012Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	4292000	USD
CY2012Q1	us-gaap	Gains Losses On Sales Of Assets GainsLossesOnSalesOfAssets	-3594000	USD
CY2012Q1	us-gaap	Availableforsale Securities Gross Realized Gain Loss Excluding Other Than Temporary Impairments AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments	40000	USD
CY2012Q1	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2012Q1	asbc	Other Comprehensive Income Noncredit Portion Recognized During Period Before Tax OtherComprehensiveIncomeNoncreditPortionRecognizedDuringPeriodBeforeTax	0	USD
CY2012Q1	us-gaap	Marketable Securities Gain Loss MarketableSecuritiesGainLoss	40000	USD
CY2012Q1	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1913000	USD
CY2012Q1	us-gaap	Noninterest Income NoninterestIncome	78446000	USD
CY2013Q1	us-gaap	Fees And Commissions Mortgage Banking And Servicing FeesAndCommissionsMortgageBankingAndServicing	17765000	USD
CY2013Q1	asbc	Capital Market Fees Net CapitalMarketFeesNet	2583000	USD
CY2013Q1	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	16829000	USD
CY2013Q1	asbc	Card Based And Other Nondeposit Fees CardBasedAndOtherNondepositFees	11950000	USD
CY2013Q1	us-gaap	Insurance Commissions And Fees InsuranceCommissionsAndFees	11763000	USD
CY2013Q1	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	2970000	USD
CY2013Q1	us-gaap	Gains Losses On Sales Of Assets GainsLossesOnSalesOfAssets	836000	USD
CY2013Q1	us-gaap	Brokerage Commissions Revenue BrokerageCommissionsRevenue	3516000	USD
CY2013Q1	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2013Q1	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	2578000	USD
CY2013Q1	asbc	Other Comprehensive Income Noncredit Portion Recognized During Period Before Tax OtherComprehensiveIncomeNoncreditPortionRecognizedDuringPeriodBeforeTax	0	USD
CY2013Q1	us-gaap	Noninterest Income NoninterestIncome	82000000	USD
CY2013Q1	us-gaap	Marketable Securities Gain Loss MarketableSecuritiesGainLoss	300000	USD
CY2013Q1	us-gaap	Labor And Related Expense LaborAndRelatedExpense	97907000	USD
CY2013Q1	us-gaap	Occupancy Net OccupancyNet	15662000	USD
CY2013Q1	us-gaap	Equipment Expense EquipmentExpense	6167000	USD
CY2013Q1	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	11508000	USD
CY2013Q1	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	4537000	USD
CY2013Q1	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	13.41
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	21.19
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.30
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	21.14
CY2012Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	43000	USD
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	10458000	USD
CY2013Q1	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	4598000	USD
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	3060519	shares
CY2012	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	12.97
CY2013Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	33125000	USD
CY2012Q1	us-gaap	Equipment Expense EquipmentExpense	5468000	USD
CY2012Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	41333000	USD
CY2012Q1	us-gaap	Net Income Loss NetIncomeLoss	42633000	USD
CY2012Q1	us-gaap	Noninterest Expense NoninterestExpense	169762000	USD
CY2012Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	63352000	USD
CY2012Q1	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	5381000	USD
CY2012Q1	us-gaap	Occupancy Net OccupancyNet	15179000	USD
CY2012Q1	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	1300000	USD
CY2012Q1	us-gaap	Other Noninterest Expense OtherNoninterestExpense	14481000	USD
CY2012Q1	asbc	Legal And Professional Fees LegalAndProfessionalFees	9715000	USD
CY2012Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	20719000	USD
CY2012Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	1049000	USD
CY2012Q1	us-gaap	Labor And Related Expense LaborAndRelatedExpense	94281000	USD
CY2012Q1	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	9516000	USD
CY2012Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	173846000	shares
CY2012Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	173848000	shares
CY2013Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-9931000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-300000	USD
CY2013Q1	asbc	Other Comprehensive Income Loss Available For Sale Securities Inclusive Of Other Than Temporary Impairment Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesInclusiveOfOtherThanTemporaryImpairmentTax	-3950000	USD
CY2013Q1	asbc	Other Comprehensive Income Loss Available For Sale Securities Adjustment Inclusive Of Other Than Temporary Impairment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentInclusiveOfOtherThanTemporaryImpairmentNetOfTax	-6281000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax	-17000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	1073000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-421000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-669000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	0	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax	0	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	0	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	0	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-5612000	USD
CY2013Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	41776000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-1914000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-40000	USD
CY2012Q1	asbc	Other Comprehensive Income Loss Available For Sale Securities Inclusive Of Other Than Temporary Impairment Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesInclusiveOfOtherThanTemporaryImpairmentTax	-762000	USD
CY2012Q1	asbc	Other Comprehensive Income Loss Available For Sale Securities Adjustment Inclusive Of Other Than Temporary Impairment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentInclusiveOfOtherThanTemporaryImpairmentNetOfTax	-1192000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax	-60000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	640000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-273000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-427000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	10000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax	731000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	300000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	441000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-324000	USD
CY2012Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	42309000	USD
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	2865794000	USD
CY2013Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	2177000	USD
CY2013Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	13483000	USD
CY2012Q1	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	266436000	USD
CY2013Q1	us-gaap	Payments For Proceeds From Productive Assets PaymentsForProceedsFromProductiveAssets	16223000	USD
CY2012Q1	us-gaap	Payments For Proceeds From Productive Assets PaymentsForProceedsFromProductiveAssets	12149000	USD
CY2013Q1	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	797000	USD
CY2013Q1	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	1300000	USD
CY2013Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3762000	USD
CY2012Q1	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	119000	USD
CY2012Q1	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1113000	USD
CY2012Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	8735000	USD
CY2012Q1	us-gaap	Dividends Preferred Stock Cash DividendsPreferredStockCash	1300000	USD
CY2012Q1	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	0	USD
CY2012Q1	us-gaap	Other Preferred Stock Dividends And Adjustments OtherPreferredStockDividendsAndAdjustments	0	USD
CY2012Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3794000	USD
CY2012Q1	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	5000	USD
CY2013Q1	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	59000	USD
CY2012Q1	us-gaap	Proceeds From Issuance Of Preferred Stock And Preference Stock ProceedsFromIssuanceOfPreferredStockAndPreferenceStock	0	USD
CY2012Q1	us-gaap	Stockholders Equity StockholdersEquity	2900873000	USD
CY2012Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	10144000	USD
CY2013Q1	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-14069000	USD
CY2012Q1	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-16149000	USD
CY2013Q1	us-gaap	Tax Benefit From Stock Options Exercised1 TaxBenefitFromStockOptionsExercised1	59000	USD
CY2012Q1	us-gaap	Tax Benefit From Stock Options Exercised1 TaxBenefitFromStockOptionsExercised1	5000	USD
CY2013Q1	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	15493000	USD
CY2012Q1	us-gaap	Gain Loss On Sale Of Mortgage Loans GainLossOnSaleOfMortgageLoans	10477000	USD
CY2012Q1	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	563688000	USD
CY2013Q1	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	779022000	USD
CY2012Q1	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	620895000	USD
CY2013Q1	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	3226000	USD
CY2012Q1	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-2744000	USD
CY2013Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-7276000	USD
CY2012Q1	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-9574000	USD
CY2013Q1	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	15337000	USD
CY2012Q1	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	5715000	USD
CY2013Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	133412000	USD
CY2012Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	111765000	USD
CY2013Q1	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	179438000	USD
CY2012Q1	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	251508000	USD
CY2013Q1	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	524659000	USD
CY2012Q1	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	407000	USD
CY2013Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	61457000	USD
CY2012Q1	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	92716000	USD
CY2013Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	403763000	USD
CY2012Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	439014000	USD
CY2013Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-219941000	USD
CY2012Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	10434000	USD
CY2013Q1	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	481429000	USD
CY2012Q1	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	562721000	USD
CY2013Q1	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-557387000	USD
CY2012Q1	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-578266000	USD
CY2013Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	100076000	USD
CY2012Q1	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	125000	USD
CY2013Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	13483000	USD
CY2012Q1	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	8735000	USD
CY2013Q1	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	1300000	USD
CY2012Q1	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	1300000	USD
CY2013Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	33125000	USD
CY2012Q1	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1113000	USD
CY2013Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-223942000	USD
CY2012Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-26818000	USD
CY2013Q1	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-310471000	USD
CY2012Q1	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	95381000	USD
CY2013Q1	us-gaap	Interest Paid Net InterestPaidNet	24946000	USD
CY2012Q1	us-gaap	Interest Paid Net InterestPaidNet	35461000	USD
CY2013Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	0	USD
CY2012Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	-10025000	USD
CY2012Q1	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	5137000	USD
CY2013Q1	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	12408000	USD
CY2013Q1	us-gaap	Origination Of Mortgage Servicing Rights Ms Rs OriginationOfMortgageServicingRightsMSRs	5902000	USD
CY2012Q1	us-gaap	Origination Of Mortgage Servicing Rights Ms Rs OriginationOfMortgageServicingRightsMSRs	5895000	USD
CY2013Q1	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	681410000	USD
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	737873000	USD
CY2013Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	427402000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	616595000	USD
CY2012Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	711976000	USD
CY2013Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	23784000	USD
CY2012Q1	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	9204000	USD
CY2013Q1	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	12172000	USD
CY2012Q1	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	0	USD
CY2013Q1	us-gaap	Depreciation And Amortization DepreciationAndAmortization	11968000	USD
CY2013Q1	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	-5216000	USD
CY2013Q1	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	4989000	USD
CY2012Q1	us-gaap	Mortgage Servicing Rights Msr Impairment Recovery MortgageServicingRightsMSRImpairmentRecovery	-2371000	USD
CY2012Q1	us-gaap	Amortization Of Mortgage Servicing Rights Ms Rs AmortizationOfMortgageServicingRightsMSRs	6417000	USD
CY2013Q1	asbc	Undistributed Earnings Allocated To Unvested Share Based Payment Awards UndistributedEarningsAllocatedToUnvestedShareBasedPaymentAwards	229000	USD
CY2012Q1	asbc	Undistributed Earnings Basic UndistributedEarningsBasic	32455000	USD
CY2012Q1	asbc	Common Shareholders Earnings Basic CommonShareholdersEarningsBasic	41138000	USD
CY2012Q1	asbc	Distributed Earnings To Common Shareholders Diluted DistributedEarningsToCommonShareholdersDiluted	-8683000	USD
CY2012Q1	asbc	Undistributed Earnings To Common Shareholders Diluted UndistributedEarningsToCommonShareholdersDiluted	32455000	USD
CY2012Q1	asbc	Common Shareholders Earnings Diluted CommonShareholdersEarningsDiluted	41138000	USD
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CY2013Q1	asbc	Undistributedearningsallocatedtocommonshareholders Undistributedearningsallocatedtocommonshareholders	32375000	USD
CY2012Q1	asbc	Undistributedearningsallocatedtocommonshareholders Undistributedearningsallocatedtocommonshareholders	32455000	USD
CY2012Q1	asbc	Undistributed Earnings Allocated To Unvested Share Based Payment Awards UndistributedEarningsAllocatedToUnvestedShareBasedPaymentAwards	155000	USD
CY2013Q1	asbc	Undistributed Earnings Allocations UndistributedEarningsAllocations	32604000	USD
CY2012Q1	asbc	Undistributed Earnings Allocations UndistributedEarningsAllocations	32610000	USD
CY2013Q1	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	3000000	shares
CY2013Q1	asbc	Balancesheetdisclosureoffsettingassetsandliabilitiespolicytextblock Balancesheetdisclosureoffsettingassetsandliabilitiespolicytextblock	<p style='margin-top:0pt; margin-bottom:0pt'><font style="font-family:Times New Roman;font-size:10pt;margin-left:0px;">In December 2011, the FASB issued amendments to require an entity to disclose information about offsetting and related arrangements to enable users of it</font><font style="font-family:Times New Roman;font-size:10pt;">s</font><font style="font-family:Times New Roman;font-size:10pt;"> financial statements to understand the effect of those arrangements on its financial position. This information will enable users of an entity's financial statements to evaluate the effect or potential effect of netting arrangements with certain financial instruments and derivative instruments. The amendments are effective for annual reporting periods beginning on or after January 1, 2013, with retrospective application to the disclosures of all comparative periods presented. </font><font style="font-family:Times New Roman;font-size:10pt;">The Corporation adopted the accounting standard </font><font style="font-family:Times New Roman;font-size:10pt;">during</font><font style="font-family:Times New Roman;font-size:10pt;"> the first quarter</font><font style="font-family:Times New Roman;font-size:10pt;"> of</font><font style="font-family:Times New Roman;font-size:10pt;"> 2013, as required</font><font style="font-family:Times New Roman;font-size:10pt;">, with no material impact on its results of operations, financial position, and liquidity</font><font style="font-family:Times New Roman;font-size:10pt;">. See Note </font><font style="font-family:Times New Roman;font-size:10pt;">11</font><font style="font-family:Times New Roman;font-size:10pt;"> for the required new disclosures on balance sheet offsetting. </font><font style="font-family:Times New Roman;font-size:10pt;"> </font></p>
CY2013Q1	us-gaap	Dividends Common Stock DividendsCommonStock	13377000	USD
CY2013Q1	asbc	Unvested Share Based Payment Awards UnvestedShareBasedPaymentAwards	107000	USD
CY2013Q1	us-gaap	Undistributed Earnings UndistributedEarnings	32604000	USD
CY2013Q1	asbc	Distributed Earnings To Common Shareholders Basic DistributedEarningsToCommonShareholdersBasic	-13377000	USD
CY2013Q1	asbc	Undistributed Earnings Basic UndistributedEarningsBasic	32375000	USD
CY2013Q1	asbc	Common Shareholders Earnings Basic CommonShareholdersEarningsBasic	45752000	USD
CY2013Q1	asbc	Distributed Earnings To Common Shareholders Diluted DistributedEarningsToCommonShareholdersDiluted	-13377000	USD
CY2013Q1	asbc	Undistributed Earnings To Common Shareholders Diluted UndistributedEarningsToCommonShareholdersDiluted	32375000	USD
CY2013Q1	asbc	Common Shareholders Earnings Diluted CommonShareholdersEarningsDiluted	45752000	USD
CY2013Q1	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	170000	shares
CY2012Q1	us-gaap	Dividends Common Stock DividendsCommonStock	8683000	USD
CY2012Q1	asbc	Unvested Share Based Payment Awards UnvestedShareBasedPaymentAwards	40000	USD
CY2012Q1	us-gaap	Undistributed Earnings UndistributedEarnings	32610000	USD
CY2012Q1	asbc	Distributed Earnings To Common Shareholders Basic DistributedEarningsToCommonShareholdersBasic	-8683000	USD
CY2013Q1	asbc	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Per Share Fair Value Of Stock Options ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsPerShareFairValueOfStockOptions	3.80
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.02	pure
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0099	pure
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.3435	pure
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.02	pure
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0120	pure
CY2013Q1	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	7055274	shares
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	-1464115	shares
CY2013Q1	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	14.02
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	570000	USD
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	21.99
CY2012	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	13.16
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	21.56
CY2013Q1	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P5Y4M
CY2013Q1	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y9M
CY2012	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P4Y4M
CY2012	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y5M
CY2013Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested In Period Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriodFairValue	8000000	USD
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested In Period Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriodFairValue	5000000	USD
CY2013Q1	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	136222000	USD
CY2013Q1	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	4821768000	USD
CY2013Q1	us-gaap	Available For Sale Securities Gross Unrealized Losses1 AvailableForSaleSecuritiesGrossUnrealizedLosses1	7673000	USD
CY2013Q1	us-gaap	Heldtomaturity Securities Unrecognized Holding Gain HeldtomaturitySecuritiesUnrecognizedHoldingGain	64000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Unrecognized Holding Loss HeldToMaturitySecuritiesUnrecognizedHoldingLoss	699000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	53488000	USD
CY2012Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	4787978000	USD
CY2012Q4	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	143700000	USD
CY2012Q4	us-gaap	Available For Sale Securities Gross Unrealized Losses1 AvailableForSaleSecuritiesGrossUnrealizedLosses1	4920000	USD
CY2012Q4	us-gaap	Heldtomaturity Securities Unrecognized Holding Gain HeldtomaturitySecuritiesUnrecognizedHoldingGain	98000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Unrecognized Holding Loss HeldToMaturitySecuritiesUnrecognizedHoldingLoss	296000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	39679000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	49227000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	213425000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	506121000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	49518000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	818291000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	49808000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	222878000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	538190000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	51993000	USD
CY2013Q1	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	862869000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	0	USD
CY2013Q1	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	0	USD
CY2013Q1	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	15970000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	38153000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Debt Maturities Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmount	54123000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	USD
CY2013Q1	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	0	USD
CY2013Q1	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	15902000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	37586000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Debt Maturities Fair Value HeldToMaturitySecuritiesDebtMaturitiesFairValue	53488000	USD
CY2013Q1	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses2	-7615000	USD
CY2013Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	1219706000	USD
CY2013Q1	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses2	-58000	USD
CY2013Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	490000	USD
CY2013Q1	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses2	-7673000	USD
CY2013Q1	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	1220196000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses	-699000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	43377000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses	-699000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	43377000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses	0	USD
CY2013Q1	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	0	USD
CY2011Q4	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	-28393000	USD
CY2012Q4	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	-6868000	USD
CY2013Q1	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	-6868000	USD
CY2012	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Reductions Securities Sold OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsReductionsSecuritiesSold	21525000	USD
CY2012Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses2	-4832000	USD
CY2012Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	1000503000	USD
CY2012Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses2	-88000	USD
CY2012Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	459000	USD
CY2012Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	1000962000	USD
CY2012Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses2	-4920000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses	-296000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	28265000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses	-296000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	28265000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses	0	USD
CY2012Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	0	USD
CY2013Q1	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	82000000	USD
CY2012Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	96000000	USD
CY2012Q4	us-gaap	Federal Reserve Bank Stock FederalReserveBankStock	71000000	USD
CY2013Q1	us-gaap	Federal Reserve Bank Stock FederalReserveBankStock	71000000	USD
CY2013Q1	us-gaap	Loans Receivable Commercial And Industrial LoansReceivableCommercialAndIndustrial	4651143000	USD
CY2013Q1	us-gaap	Loans Receivable Commercial Construction LoansReceivableCommercialConstruction	729145000	USD
CY2013Q1	us-gaap	Leases Receivable Commercial Lease Financing LeasesReceivableCommercialLeaseFinancing	57908000	USD
CY2013Q1	us-gaap	Loans And Leases Receivable Commercial LoansAndLeasesReceivableCommercial	9537876000	USD
CY2012Q4	us-gaap	Loans Receivable Commercial Construction LoansReceivableCommercialConstruction	655381000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Commercial LoansAndLeasesReceivableCommercial	9348104000	USD
CY2012Q4	us-gaap	Leases Receivable Commercial Lease Financing LeasesReceivableCommercialLeaseFinancing	64196000	USD
CY2012Q4	us-gaap	Loans Receivable Commercial And Industrial LoansReceivableCommercialAndIndustrial	4502021000	USD
CY2013Q1	asbc	Loansreceivablecommercialrealestateowneroccupied Loansreceivablecommercialrealestateowneroccupied	1199513000	USD
CY2012Q4	asbc	Loansreceivablecommercialrealestateowneroccupied Loansreceivablecommercialrealestateowneroccupied	1219747000	USD
CY2012Q4	asbc	Loansreceivablecommercialandbusinesslending Loansreceivablecommercialandbusinesslending	5785964000	USD
CY2012Q4	asbc	Loansreceivablecommercialrealestateinvestor Loansreceivablecommercialrealestateinvestor	2906759000	USD
CY2012Q4	us-gaap	Loans Receivable Commercial Real Estate LoansReceivableCommercialRealEstate	3562140000	USD
CY2013Q1	asbc	Loansreceivablecommercialandbusinesslending Loansreceivablecommercialandbusinesslending	5908564000	USD
CY2013Q1	asbc	Loansreceivablecommercialrealestateinvestor Loansreceivablecommercialrealestateinvestor	2900167000	USD
CY2013Q1	us-gaap	Loans Receivable Commercial Real Estate LoansReceivableCommercialRealEstate	3629312000	USD
CY2012Q4	asbc	Loans And Leases Receivable Home Equity LoansAndLeasesReceivableHomeEquity	2219494000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Consumer Installment And Revolving LoansAndLeasesReceivableConsumerInstallmentAndRevolving	466727000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Consumer Mortgage LoansAndLeasesReceivableConsumerMortgage	3376697000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Consumer LoansAndLeasesReceivableConsumer	6062918000	USD
CY2013Q1	asbc	Loans And Leases Receivable Home Equity LoansAndLeasesReceivableHomeEquity	2098407000	USD
CY2013Q1	us-gaap	Loans And Leases Receivable Consumer Installment And Revolving LoansAndLeasesReceivableConsumerInstallmentAndRevolving	447445000	USD
CY2013Q1	us-gaap	Loans And Leases Receivable Consumer Mortgage LoansAndLeasesReceivableConsumerMortgage	3467834000	USD
CY2013Q1	us-gaap	Loans And Leases Receivable Consumer LoansAndLeasesReceivableConsumer	6013686000	USD
CY2013Q1	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Gross AllowanceForLoanAndLeaseLossesProvisionForLossGross	4000000	USD
CY2013Q1	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	-27128000	USD
CY2013Q1	us-gaap	Allowance For Loan And Lease Losses Recoveries Of Bad Debts AllowanceForLoanAndLeaseLossesRecoveriesOfBadDebts	12642000	USD
CY2013Q1	asbc	Allowance For Loan And Lease Losses Net Charge Offs AllowanceForLoanAndLeaseLossesNetChargeOffs	-14486000	USD
CY2012	asbc	Allowance For Loan And Lease Losses Net Charge Offs AllowanceForLoanAndLeaseLossesNetChargeOffs	-83742000	USD
CY2012	us-gaap	Allowance For Loan And Lease Losses Provision For Loss Gross AllowanceForLoanAndLeaseLossesProvisionForLossGross	3000000	USD
CY2012	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	-117046000	USD
CY2012	us-gaap	Allowance For Loan And Lease Losses Recoveries Of Bad Debts AllowanceForLoanAndLeaseLossesRecoveriesOfBadDebts	33304000	USD
CY2011Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	378151000	USD
CY2013Q1	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	14480000	USD
CY2013Q1	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	43160000	USD
CY2013Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	229283000	USD
CY2013Q1	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	125817000	USD
CY2013Q1	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	219712000	USD
CY2013Q1	us-gaap	Notes Receivable Net NotesReceivableNet	15206033000	USD
CY2012Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	16787000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	373955000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	455097000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	69291000	USD
CY2012	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	399793000	USD
CY2012	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	11726000	USD
CY2012Q4	asbc	Performing Restructured Loans PerformingRestructuredLoans	121087000	USD
CY2012Q4	asbc	Nonaccrual Restructured Loans NonaccrualRestructuredLoans	80590000	USD
CY2012Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	52504000	USD
CY2012Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	228118000	USD
CY2012Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	132528000	USD
CY2012Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	241427000	USD
CY2012Q4	us-gaap	Notes Receivable Net NotesReceivableNet	15037067000	USD
CY2013Q1	us-gaap	Financing Receivable Recorded Investment30 To59 Days Past Due FinancingReceivableRecordedInvestment30To59DaysPastDue	66935000	USD
CY2013Q1	us-gaap	Financing Receivable Recorded Investment60 To89 Days Past Due FinancingReceivableRecordedInvestment60To89DaysPastDue	21050000	USD
CY2013Q1	us-gaap	Financing Receivable Recorded Investment Equal To Greater Than90 Days Past Due FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue	120425000	USD
CY2013Q1	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	208410000	USD
CY2013Q1	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	15343152000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment30 To59 Days Past Due FinancingReceivableRecordedInvestment30To59DaysPastDue	63973000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment60 To89 Days Past Due FinancingReceivableRecordedInvestment60To89DaysPastDue	26720000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment Equal To Greater Than90 Days Past Due FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue	134445000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	225138000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	15185884000	USD
CY2013Q1	asbc	Interest Income Recognized On Accruing Restructured Loans InterestIncomeRecognizedOnAccruingRestructuredLoans	1000000	USD
CY2013Q1	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	345529000	USD
CY2013Q1	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	418301000	USD
CY2013Q1	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	57640000	USD
CY2013Q1	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	356246000	USD
CY2013Q1	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	2139000	USD
CY2012	asbc	Interest Income Recognized On Accruing Restructured Loans InterestIncomeRecognizedOnAccruingRestructuredLoans	6000000	USD
CY2013Q1	asbc	Nonaccrual Restructured Loans NonaccrualRestructuredLoans	67811000	USD
CY2013Q1	asbc	Performing Restructured Loans PerformingRestructuredLoans	120093000	USD
CY2013Q1	asbc	Financing Receivable Modification Number Of Contracts FinancingReceivableModificationNumberOfContracts	89	pure
CY2013Q1	asbc	Financing Receivable Modification Recorded Investment FinancingReceivableModificationRecordedInvestment	12096000	USD
CY2013Q1	asbc	Financing Receivable Modification Pre Modification Recorded Investment1 FinancingReceivableModificationPreModificationRecordedInvestment1	15012000	USD
CY2012	asbc	Financing Receivable Modification Pre Modification Recorded Investment1 FinancingReceivableModificationPreModificationRecordedInvestment1	68950000	USD
CY2012	asbc	Financing Receivable Modification Recorded Investment FinancingReceivableModificationRecordedInvestment	59599000	USD
CY2012	asbc	Financing Receivable Modification Number Of Contracts FinancingReceivableModificationNumberOfContracts	413	pure
CY2013Q1	asbc	Financing Receivable Subsequent Default Number Of Contracts FinancingReceivableSubsequentDefaultNumberOfContracts	17	pure
CY2012	asbc	Financing Receivable Subsequent Default Number Of Contracts FinancingReceivableSubsequentDefaultNumberOfContracts	69	pure
CY2012	asbc	Financing Receivable Subsequent Default Recorded Investment FinancingReceivableSubsequentDefaultRecordedInvestment	22574000	USD
CY2013Q1	asbc	Financing Receivable Subsequent Default Recorded Investment FinancingReceivableSubsequentDefaultRecordedInvestment	3758000	USD
CY2013Q1	asbc	Restructured Loans Subsequently Accruing RestructuredLoansSubsequentlyAccruing	8000000	USD
CY2013Q1	asbc	Ytd Restructured Loans Still On Nonaccrual YtdRestructuredLoansStillOnNonaccrual	4000000	USD
CY2013Q1	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	5902000	USD
CY2013Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Provisions Recoveries ValuationAllowanceForImpairmentOfRecognizedServicingAssetsProvisionsRecoveries	5216000	USD
CY2013Q1	us-gaap	Servicing Asset At Amortized Value Fair Value ServicingAssetAtAmortizedValueFairValue	52078000	USD
CY2013Q1	asbc	Portfolio Of Residential Mortgage Loans Serviced For Others PortfolioOfResidentialMortgageLoansServicedForOthers	7585000000	USD
CY2013Q1	asbc	Mortgageservicingrightsexpense Mortgageservicingrightsexpense	-227000	USD
CY2011Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	75855000	USD
CY2012Q4	asbc	Portfolio Of Residential Mortgage Loans Serviced For Others PortfolioOfResidentialMortgageLoansServicedForOthers	7453000000	USD
CY2012Q4	asbc	Mortgageservicingrightsexpense Mortgageservicingrightsexpense	25731000	USD
CY2011Q4	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	-27703000	USD
CY2012	us-gaap	Servicing Asset At Amortized Value Additions ServicingAssetAtAmortizedValueAdditions	23528000	USD
CY2012	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Provisions Recoveries ValuationAllowanceForImpairmentOfRecognizedServicingAssetsProvisionsRecoveries	-2383000	USD
CY2012	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	-23348000	USD
CY2012Q4	us-gaap	Servicing Asset At Amortized Value Fair Value ServicingAssetAtAmortizedValueFairValue	45949000	USD
CY2013Q1	asbc	Mortgage Servicing Rights Net To Servicing Portfolio MortgageServicingRightsNetToServicingPortfolio	0.0069	pure
CY2012Q4	asbc	Mortgage Servicing Rights Net To Servicing Portfolio MortgageServicingRightsNetToServicingPortfolio	0.0062	pure
CY2013Q1	us-gaap	Servicing Asset At Amortized Value Other Than Temporary Impairments ServicingAssetAtAmortizedValueOtherThanTemporaryImpairments	0	USD
CY2012	us-gaap	Servicing Asset At Amortized Value Other Than Temporary Impairments ServicingAssetAtAmortizedValueOtherThanTemporaryImpairments	-14610000	USD
CY2013Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	-10260000	USD
CY2012Q4	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Balance ValuationAllowanceForImpairmentOfRecognizedServicingAssetsBalance	-15476000	USD
CY2013Q1	us-gaap	Servicing Asset At Amortized Value Amortization1 ServicingAssetAtAmortizedValueAmortization1	-4989000	USD
CY2013Q1	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Aggregate Write Downs ValuationAllowanceForImpairmentOfRecognizedServicingAssetsAggregateWriteDowns	0	USD
CY2012	us-gaap	Valuation Allowance For Impairment Of Recognized Servicing Assets Aggregate Write Downs ValuationAllowanceForImpairmentOfRecognizedServicingAssetsAggregateWriteDowns	14610000	USD
CY2012Q4	asbc	Servicing Asset At Amortized Value Net ServicingAssetAtAmortizedValueNet	45949000	USD
CY2013Q1	asbc	Servicing Asset At Amortized Value Net ServicingAssetAtAmortizedValueNet	52078000	USD
CY2013Q1	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	62338000	USD
CY2012Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	61425000	USD
CY2013Q1	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	300364000	USD
CY2013Q1	us-gaap	Senior Notes SeniorNotes	585000000	USD
CY2013Q1	us-gaap	Subordinated Debt SubordinatedDebt	25821000	USD
CY2012Q4	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	400375000	USD
CY2012Q4	us-gaap	Senior Notes SeniorNotes	585000000	USD
CY2012Q4	us-gaap	Subordinated Debt SubordinatedDebt	25821000	USD
CY2013Q1	asbc	Covered Call Options Outstanding CoveredCallOptionsOutstanding	0	USD
CY2013Q1	us-gaap	Federal Funds Purchased FederalFundsPurchased	108935000	USD
CY2013Q1	us-gaap	Federal Home Loan Bank Advances Short Term FederalHomeLoanBankAdvancesShortTerm	975000000	USD
CY2013Q1	us-gaap	Short Term Borrowings ShortTermBorrowings	1769552000	USD
CY2013Q1	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	621920000	USD
CY2012Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	2326939000	USD
CY2012Q4	us-gaap	Federal Home Loan Bank Advances Short Term FederalHomeLoanBankAdvancesShortTerm	1525000000	USD
CY2012Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	679070000	USD
CY2012Q4	us-gaap	Federal Funds Purchased FederalFundsPurchased	71385000	USD
CY2012Q4	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	3342285000	USD
CY2013Q1	us-gaap	Debt Longterm And Shortterm Combined Amount DebtLongtermAndShorttermCombinedAmount	2684615000	USD
CY2013Q1	us-gaap	Other Long Term Debt OtherLongTermDebt	3878000	USD
CY2012Q4	us-gaap	Other Long Term Debt OtherLongTermDebt	4150000	USD
CY2013Q1	us-gaap	Commercial Paper CommercialPaper	63697000	USD
CY2012Q4	us-gaap	Commercial Paper CommercialPaper	51484000	USD
CY2011Q1	asbc	New Senior Debt Issued NewSeniorDebtIssued	300000000	USD
CY2011Q3	asbc	New Senior Debt Issued NewSeniorDebtIssued	130000000	USD
CY2012Q3	asbc	New Senior Debt Issued NewSeniorDebtIssued	155000000	USD
CY2013Q1	us-gaap	Federal Home Loan Bank Advances Branch Of Fhlb Bank Weighted Average Interest Rate FederalHomeLoanBankAdvancesBranchOfFHLBBankWeightedAverageInterestRate	0.018	pure
CY2008Q3	us-gaap	Subordinated Borrowing Interest Rate SubordinatedBorrowingInterestRate	0.0925	pure
CY2012Q4	us-gaap	Federal Home Loan Bank Advances Branch Of Fhlb Bank Weighted Average Interest Rate FederalHomeLoanBankAdvancesBranchOfFHLBBankWeightedAverageInterestRate	0.0179	pure
CY2012Q1	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.327	pure
CY2013Q1	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.3106	pure
CY2013Q1	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	61000000	USD
CY2012Q4	us-gaap	Additional Collateral Aggregate Fair Value AdditionalCollateralAggregateFairValue	70000000	USD
CY2012Q4	asbc	Covered Call Options Outstanding CoveredCallOptionsOutstanding	0	USD
CY2013Q1	asbc	Scheduleofrepresentationandwarrantyreservetabletextblock Scheduleofrepresentationandwarrantyreservetabletextblock	<div><table style="border-collapse:collapse;margin-top:20px;"><tr style="height: 17px"><td style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"> </td><td style="width: 299px; text-align:left;border-color:#000000;min-width:299px;"> </td><td style="width: 15px; text-align:right;border-color:#000000;min-width:15px;"> </td><td style="width: 110px; text-align:center;border-color:#000000;min-width:110px;"><font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: center;">For the Three</font></td><td style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"> </td><td style="width: 15px; text-align:right;border-color:#000000;min-width:15px;"> </td><td style="width: 110px; text-align:left;border-color:#000000;min-width:110px;"> </td></tr><tr style="height: 17px"><td style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"> </td><td style="width: 299px; text-align:left;border-color:#000000;min-width:299px;"> </td><td style="width: 15px; text-align:right;border-color:#000000;min-width:15px;"> </td><td style="width: 110px; text-align:center;border-color:#000000;min-width:110px;"><font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: center;">Months Ended</font></td><td style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"> </td><td style="width: 15px; text-align:right;border-color:#000000;min-width:15px;"> </td><td style="width: 110px; text-align:center;border-color:#000000;min-width:110px;"><font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: center;">For the Year Ended</font></td></tr><tr style="height: 16px"><td style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"> </td><td style="width: 299px; text-align:left;border-color:#000000;min-width:299px;"> </td><td style="width: 15px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:15px;"> </td><td style="width: 110px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:110px;"><font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: center;">March 31, 2013</font></td><td style="width: 15px; border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:15px;"> </td><td style="width: 15px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:15px;"> </td><td style="width: 110px; border-bottom-style:solid;border-bottom-width:1px;text-align:center;border-color:#000000;min-width:110px;"><font style="FONT-WEIGHT: bold;FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: center;">December 31, 2012</font></td></tr><tr style="height: 16px"><td style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"> </td><td style="width: 299px; text-align:left;border-color:#000000;min-width:299px;"> </td><td style="width: 15px; border-top-style:solid;border-top-width:1px;text-align:right;border-color:#000000;min-width:15px;"> </td><td colspan="4" style="width: 250px; border-top-style:solid;border-top-width:1px;text-align:center;border-color:#000000;min-width:250px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: center;">($ in Thousands)</font></td></tr><tr style="height: 8px"><td style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"> </td><td style="width: 299px; text-align:left;border-color:#000000;min-width:299px;"> </td><td style="width: 15px; text-align:right;border-color:#000000;min-width:15px;"> </td><td style="width: 110px; text-align:center;border-color:#000000;min-width:110px;"> </td><td style="width: 15px; text-align:center;border-color:#000000;min-width:15px;"> </td><td style="width: 15px; text-align:center;border-color:#000000;min-width:15px;"> </td><td style="width: 110px; text-align:center;border-color:#000000;min-width:110px;"> </td></tr><tr style="height: 16px"><td colspan="2" style="width: 314px; text-align:left;border-color:#000000;min-width:314px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: left;">Balance at beginning of period</font></td><td style="width: 15px; text-align:right;border-color:#000000;min-width:15px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: right;">$</font></td><td style="width: 110px; text-align:right;border-color:#000000;min-width:110px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"> 3,300</font></td><td style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"> </td><td style="width: 15px; text-align:right;border-color:#000000;min-width:15px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: right;">$</font></td><td style="width: 110px; text-align:right;border-color:#000000;min-width:110px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;">0</font></td></tr><tr style="height: 16px"><td colspan="2" style="width: 314px; text-align:left;border-color:#000000;min-width:314px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: left;">Repurchase provision expense</font></td><td style="width: 15px; text-align:right;border-color:#000000;min-width:15px;"> </td><td style="width: 110px; text-align:right;border-color:#000000;min-width:110px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"> 2,985</font></td><td style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"> </td><td style="width: 15px; text-align:right;border-color:#000000;min-width:15px;"> </td><td style="width: 110px; text-align:right;border-color:#000000;min-width:110px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"> 7,109</font></td></tr><tr style="height: 16px"><td colspan="2" style="width: 314px; text-align:left;border-color:#000000;min-width:314px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: left;">Charge offs</font></td><td style="width: 15px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:15px;"> </td><td style="width: 110px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:110px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"> (1,885)</font></td><td style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"> </td><td style="width: 15px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:15px;"> </td><td style="width: 110px; border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:110px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"> (3,809)</font></td></tr><tr style="height: 16px"><td colspan="2" style="width: 314px; text-align:left;border-color:#000000;min-width:314px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: left;">Balance at end of period</font></td><td style="width: 15px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:15px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: right;">$</font></td><td style="width: 110px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:110px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"> 4,400</font></td><td style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"> </td><td style="width: 15px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:15px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: right;">$</font></td><td style="width: 110px; border-top-style:solid;border-top-width:1px;border-bottom-style:double;border-bottom-width:3px;text-align:right;border-color:#000000;min-width:110px;"><font style="FONT-FAMILY: Times New Roman;FONT-SIZE: 9pt;COLOR: #000000;"> 3,300</font></td></tr></table></div>
CY2011Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	0	USD
CY2012	us-gaap	Valuation Allowances And Reserves Period Increase Decrease ValuationAllowancesAndReservesPeriodIncreaseDecrease	7109000	USD
CY2012	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	3809000	USD
CY2012Q4	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	3300000	USD
CY2013Q1	us-gaap	Valuation Allowances And Reserves Period Increase Decrease ValuationAllowancesAndReservesPeriodIncreaseDecrease	2985000	USD
CY2013Q1	us-gaap	Valuation Allowances And Reserves Deductions ValuationAllowancesAndReservesDeductions	1885000	USD
CY2013Q1	us-gaap	Valuation Allowances And Reserves Balance ValuationAllowancesAndReservesBalance	4400000	USD
CY2013Q1	asbc	Cash Received From Insurance Company For Settlement Agreement Of Lawsuit CashReceivedFromInsuranceCompanyForSettlementAgreementOfLawsuit	2500000	USD
CY2013Q1	asbc	Cash Received From Insurance Company For Defense Costs Of Lawsuit CashReceivedFromInsuranceCompanyForDefenseCostsOfLawsuit	1500000	USD
CY2013Q1	us-gaap	Loss Contingency Settlement Agreement Consideration1 LossContingencySettlementAgreementConsideration1	13000000	USD
CY2013Q1	asbc	Liability For Reinsurance Losses LiabilityForReinsuranceLosses	1000000	USD
CY2012Q4	asbc	Liability For Reinsurance Losses LiabilityForReinsuranceLosses	8000000	USD
CY2012Q4	us-gaap	Other Investments OtherInvestments	35000000	USD
CY2013Q1	us-gaap	Other Investments OtherInvestments	34000000	USD
CY2013Q1	asbc	Commitments Under Unconsolidated Projects CommitmentsUnderUnconsolidatedProjects	17000000	USD
CY2012Q4	asbc	Commitments Under Unconsolidated Projects CommitmentsUnderUnconsolidatedProjects	18000000	USD
CY2012Q4	us-gaap	Loss Contingency Accrual At Carrying Value LossContingencyAccrualAtCarryingValue	22000000	USD
CY2013Q1	us-gaap	Loss Contingency Accrual At Carrying Value LossContingencyAccrualAtCarryingValue	21000000	USD
CY2013Q1	asbc	Residential Mortgage Loans Sold With Recourse Risk ResidentialMortgageLoansSoldWithRecourseRisk	61000000	USD
CY2012Q4	asbc	Residential Mortgage Loans Sold With Recourse Risk ResidentialMortgageLoansSoldWithRecourseRisk	79000000	USD
CY2012Q4	asbc	Residential Mortgage Loans Sold With Credit Recourse Risk ResidentialMortgageLoansSoldWithCreditRecourseRisk	321000000	USD
CY2013Q1	asbc	Residential Mortgage Loans Sold With Credit Recourse Risk ResidentialMortgageLoansSoldWithCreditRecourseRisk	295000000	USD
CY2013Q1	us-gaap	Concentration Risk Credit Risk Financial Instrument Maximum Exposure ConcentrationRiskCreditRiskFinancialInstrumentMaximumExposure	2000000	USD
CY2013Q1	asbc	Loans Repurchased Under Make Whole Requests LoansRepurchasedUnderMakeWholeRequests	2000000	USD
CY2013Q1	asbc	Loss Reimbursement Claims Under Make Whole Requests LossReimbursementClaimsUnderMakeWholeRequests	2000000	USD
CY2012Q4	asbc	Loans Repurchased Under Make Whole Requests LoansRepurchasedUnderMakeWholeRequests	3000000	USD
CY2012Q4	asbc	Loss Reimbursement Claims Under Make Whole Requests LossReimbursementClaimsUnderMakeWholeRequests	4000000	USD
CY2013Q1	asbc	Loans Sold To Outside Investors Original Amount LoansSoldToOutsideInvestorsOriginalAmount	15900000000	USD
CY2013Q1	asbc	Loans Sold To Outside Investors Remaining Outstanding Amount LoansSoldToOutsideInvestorsRemainingOutstandingAmount	6900000000	USD
CY2013Q1	asbc	Forward Commitments Fair Value Disclosure ForwardCommitmentsFairValueDisclosure	843000	USD
CY2013Q1	us-gaap	Assumption For Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Prepayment Speed AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesPrepaymentSpeed	0.201	pure
CY2013Q1	us-gaap	Assumption For Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Discount Rate AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesDiscountRate	0.096	pure
CY2013Q1	asbc	Loans Receivable Net Fair Value Disclosure LoansReceivableNetFairValueDisclosure	14949361000	USD
CY2013Q1	us-gaap	Available For Sale Securities Fair Value Disclosure AvailableForSaleSecuritiesFairValueDisclosure	4950317000	USD
CY2013Q1	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	336247000	USD
CY2013Q1	asbc	Federal Home Loan Bank And Federal Reserve Bank Stocks Fair Value Disclosure FederalHomeLoanBankAndFederalReserveBankStocksFairValueDisclosure	152490000	USD
CY2013Q1	us-gaap	Loans Held For Sale Fair Value Disclosure LoansHeldForSaleFairValueDisclosure	174279000	USD
CY2013Q1	us-gaap	Federal Funds Sold And Securities Borrowed Or Purchased Under Agreements To Resell Fair Value Disclosure FederalFundsSoldAndSecuritiesBorrowedOrPurchasedUnderAgreementsToResellFairValueDisclosure	8600000	USD
CY2013Q1	us-gaap	Available For Sale Securities AvailableForSaleSecurities	4950317000	USD
CY2013Q1	asbc	Interest Bearing Deposits In Banks Fair Value Disclosure InterestBearingDepositsInBanksFairValueDisclosure	82555000	USD
CY2013Q1	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	559525000	USD
CY2013Q1	asbc	Bank Owned Life Insurance Fair Value Disclosure BankOwnedLifeInsuranceFairValueDisclosure	559525000	USD
CY2013Q1	us-gaap	Interest Receivable InterestReceivable	71612000	USD
CY2013Q1	asbc	Accrued Interest Receivable Fair Value Disclosure AccruedInterestReceivableFairValueDisclosure	71612000	USD
CY2013Q1	asbc	Other Derivatives Not Designated As Hedging Instruments OtherDerivativesNotDesignatedAsHedgingInstruments	63453000	USD
CY2013Q1	us-gaap	Other Derivatives Not Designated As Hedging Instruments At Fair Value Net OtherDerivativesNotDesignatedAsHedgingInstrumentsAtFairValueNet	63453000	USD
CY2013Q1	us-gaap	Foreign Currency Contract Asset Fair Value Disclosure ForeignCurrencyContractAssetFairValueDisclosure	1561000	USD
CY2013Q1	asbc	Interest Rate Lock Commitments InterestRateLockCommitments	5268000	USD
CY2013Q1	asbc	Interest Rate Lock Commitments At Fair Value InterestRateLockCommitmentsAtFairValue	5268000	USD
CY2013Q1	asbc	Purchased Deposit Option PurchasedDepositOption	5637000	USD
CY2013Q1	asbc	Purchased Deposit Option At Fair Value PurchasedDepositOptionAtFairValue	5637000	USD
CY2013Q1	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	2932000	USD
CY2013Q1	us-gaap	Accrued Liabilities Fair Value Disclosure AccruedLiabilitiesFairValueDisclosure	2932000	USD
CY2013Q1	asbc	Interest Rate Related Agreements InterestRateRelatedAgreements	68833000	USD
CY2013Q1	asbc	Interest Rate Related Agreements Fair Value Disclosure InterestRateRelatedAgreementsFairValueDisclosure	68833000	USD
CY2013Q1	asbc	Foreign Currency Contracts Liability ForeignCurrencyContractsLiability	1403000	USD
CY2013Q1	us-gaap	Foreign Currency Contracts Liability Fair Value Disclosure ForeignCurrencyContractsLiabilityFairValueDisclosure	1403000	USD
CY2013Q1	us-gaap	Line Of Credit LineOfCredit	4009000	USD
CY2013Q1	us-gaap	Lines Of Credit Fair Value Disclosure LinesOfCreditFairValueDisclosure	4009000	USD
CY2013Q1	asbc	Forward Commitments ForwardCommitments	843000	USD
CY2013Q1	asbc	Written Deposit Option WrittenDepositOption	5637000	USD
CY2012Q4	asbc	Interest Rate Lock Commitments InterestRateLockCommitments	7794000	USD
CY2013Q1	asbc	Written Deposit Option At Fair Value WrittenDepositOptionAtFairValue	5637000	USD
CY2013Q1	asbc	Brokered Cds And Other Time Deposits BrokeredCdsAndOtherTimeDeposits	1967439000	USD
CY2013Q1	asbc	Brokered Cds And Other Time Deposits Fair Value BrokeredCdsAndOtherTimeDepositsFairValue	1967439000	USD
CY2013Q1	us-gaap	Shortterm Debt Fair Value ShorttermDebtFairValue	1769552000	USD
CY2013Q1	asbc	Deposits Excluding Time Deposits DepositsExcludingTimeDeposits	15453855000	USD
CY2013Q1	asbc	Depositsexcludingtimedepositsfairvaluedisclosure Depositsexcludingtimedepositsfairvaluedisclosure	15453855000	USD
CY2013Q1	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	937802000	USD
CY2013Q1	asbc	Foreign Currency Contract Asset ForeignCurrencyContractAsset	1561000	USD
CY2013Q1	us-gaap	Held To Maturity Securities Fair Value Disclosure HeldToMaturitySecuritiesFairValueDisclosure	53488000	USD
CY2012Q4	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	563304000	USD
CY2012Q4	asbc	Interest Bearing Deposits In Banks Fair Value Disclosure InterestBearingDepositsInBanksFairValueDisclosure	147434000	USD
CY2012Q4	us-gaap	Federal Funds Sold And Securities Borrowed Or Purchased Under Agreements To Resell Fair Value Disclosure FederalFundsSoldAndSecuritiesBorrowedOrPurchasedUnderAgreementsToResellFairValueDisclosure	27135000	USD
CY2012Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	4926758000	USD
CY2012Q4	us-gaap	Available For Sale Securities Fair Value Disclosure AvailableForSaleSecuritiesFairValueDisclosure	4926758000	USD
CY2012Q4	asbc	Federal Home Loan Bank And Federal Reserve Bank Stocks Fair Value Disclosure FederalHomeLoanBankAndFederalReserveBankStocksFairValueDisclosure	166774000	USD
CY2012Q4	us-gaap	Loans Held For Sale Fair Value Disclosure LoansHeldForSaleFairValueDisclosure	265914000	USD
CY2012Q4	asbc	Loans Receivable Net Fair Value Disclosure LoansReceivableNetFairValueDisclosure	14873851000	USD
CY2012Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	556556000	USD
CY2012Q4	asbc	Bank Owned Life Insurance Fair Value Disclosure BankOwnedLifeInsuranceFairValueDisclosure	556556000	USD
CY2012Q4	us-gaap	Interest Receivable InterestReceivable	68386000	USD
CY2012Q4	asbc	Accrued Interest Receivable Fair Value Disclosure AccruedInterestReceivableFairValueDisclosure	68386000	USD
CY2012Q4	asbc	Other Derivatives Not Designated As Hedging Instruments OtherDerivativesNotDesignatedAsHedgingInstruments	69370000	USD
CY2012Q4	us-gaap	Other Derivatives Not Designated As Hedging Instruments At Fair Value Net OtherDerivativesNotDesignatedAsHedgingInstrumentsAtFairValueNet	69370000	USD
CY2012Q4	us-gaap	Foreign Currency Contract Asset Fair Value Disclosure ForeignCurrencyContractAssetFairValueDisclosure	1341000	USD
CY2012Q4	asbc	Interest Rate Lock Commitments At Fair Value InterestRateLockCommitmentsAtFairValue	7794000	USD
CY2012Q4	asbc	Purchased Deposit Option PurchasedDepositOption	3620000	USD
CY2012Q4	asbc	Purchased Deposit Option At Fair Value PurchasedDepositOptionAtFairValue	3620000	USD
CY2012Q4	asbc	Deposits Excluding Time Deposits DepositsExcludingTimeDeposits	14941971000	USD
CY2012Q4	asbc	Depositsexcludingtimedepositsfairvaluedisclosure Depositsexcludingtimedepositsfairvaluedisclosure	14941971000	USD
CY2012Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	10208000	USD
CY2012Q4	us-gaap	Accrued Liabilities Fair Value Disclosure AccruedLiabilitiesFairValueDisclosure	10208000	USD
CY2012Q4	asbc	Interest Rate Related Agreements InterestRateRelatedAgreements	75131000	USD
CY2012Q4	asbc	Interest Rate Related Agreements Fair Value Disclosure InterestRateRelatedAgreementsFairValueDisclosure	75131000	USD
CY2012Q4	asbc	Foreign Currency Contracts Liability ForeignCurrencyContractsLiability	1212000	USD
CY2012Q4	us-gaap	Foreign Currency Contracts Liability Fair Value Disclosure ForeignCurrencyContractsLiabilityFairValueDisclosure	1212000	USD
CY2012Q4	us-gaap	Line Of Credit LineOfCredit	3811000	USD
CY2012Q4	us-gaap	Lines Of Credit Fair Value Disclosure LinesOfCreditFairValueDisclosure	3811000	USD
CY2012Q4	asbc	Forward Commitments Fair Value Disclosure ForwardCommitmentsFairValueDisclosure	147000	USD
CY2012Q4	asbc	Forward Commitments ForwardCommitments	147000	USD
CY2012Q4	asbc	Written Deposit Option WrittenDepositOption	3620000	USD
CY2012Q4	asbc	Written Deposit Option At Fair Value WrittenDepositOptionAtFairValue	3620000	USD
CY2012Q4	asbc	Brokered Cds And Other Time Deposits BrokeredCdsAndOtherTimeDeposits	1997894000	USD
CY2012Q4	asbc	Brokered Cds And Other Time Deposits Fair Value BrokeredCdsAndOtherTimeDepositsFairValue	1997894000	USD
CY2012Q4	us-gaap	Shortterm Debt Fair Value ShorttermDebtFairValue	2326939000	USD
CY2012Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	1041550000	USD
CY2012Q4	asbc	Foreign Currency Contract Asset ForeignCurrencyContractAsset	1341000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Fair Value Disclosure HeldToMaturitySecuritiesFairValueDisclosure	39679000	USD
CY2013Q1	asbc	Defined Benefit Postretirement Plan Health Care Access Eligibility Terms DefinedBenefitPostretirementPlanHealthCareAccessEligibilityTerms	55
CY2013Q1	us-gaap	Revenues Revenues	239653000	USD
CY2012Q1	us-gaap	Revenues Revenues	233114000	USD
CY2013Q1	asbc	Average Earning Assets AverageEarningAssets	20680919000	USD
CY2013Q1	us-gaap	Average Balance During Period Of Loans Held In Portfolio AverageBalanceDuringPeriodOfLoansHeldInPortfolio	15448152000	USD
CY2013Q1	asbc	Average Deposits AverageDeposits	17146384000	USD
CY2013Q1	asbc	Average Allocated Capital AverageAllocatedCapital	1856431000	USD
CY2012Q1	asbc	Average Earning Assets AverageEarningAssets	19371729000	USD
CY2012Q1	us-gaap	Average Balance During Period Of Loans Held In Portfolio AverageBalanceDuringPeriodOfLoansHeldInPortfolio	14310441000	USD
CY2012Q1	asbc	Average Deposits AverageDeposits	15000567000	USD
CY2012Q1	asbc	Average Allocated Capital AverageAllocatedCapital	1801649000	USD
CY2013Q1	asbc	Return On Average Allocated Capital ReturnOnAverageAllocatedCapital	0.1010	pure
CY2012Q1	asbc	Return On Average Allocated Capital ReturnOnAverageAllocatedCapital	0.0920	pure
CY2013Q1	asbc	Other Comprehensive Income Loss Before Reclassification OtherComprehensiveIncomeLossBeforeReclassification	-9931000	USD
CY2013Q1	asbc	Other Comprehensive Income Loss Amount Reclassified From Accumulated Comprehensive Income OtherComprehensiveIncomeLossAmountReclassifiedFromAccumulatedComprehensiveIncome	790000	USD
CY2013Q1	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-3529000	USD
CY2012Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	65278000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	65602000	USD
CY2012Q1	asbc	Other Comprehensive Income Loss Before Reclassification OtherComprehensiveIncomeLossBeforeReclassification	-1904000	USD
CY2012Q1	asbc	Other Comprehensive Income Loss Amount Reclassified From Accumulated Comprehensive Income OtherComprehensiveIncomeLossAmountReclassifiedFromAccumulatedComprehensiveIncome	1391000	USD
CY2012Q1	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-189000	USD

Files In Submission

Name	View Source	Status
0001193125-13-199155-index-headers.html	Edgar Link	pending
0001193125-13-199155-index.html	Edgar Link	pending
0001193125-13-199155.txt	Edgar Link	pending
0001193125-13-199155-xbrl.zip	Edgar Link	pending
asbc-20130331.xml	Edgar Link	completed
asbc-20130331.xsd	Edgar Link	pending
asbc-20130331_cal.xml	Edgar Link	unprocessable
asbc-20130331_def.xml	Edgar Link	unprocessable
asbc-20130331_lab.xml	Edgar Link	unprocessable
asbc-20130331_pre.xml	Edgar Link	unprocessable
d529103d10q.htm	Edgar Link	pending
d529103dex3.htm	Edgar Link	pending
d529103dex311.htm	Edgar Link	pending
d529103dex312.htm	Edgar Link	pending
d529103dex32.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
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$ASB
ASSOCIATED BANC-CORP Stock $asb

2013 Q1 Form 10-Q Financial Statement

#000119312513199155 Filed on May 03, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ASB ASSOCIATED BANC-CORP Stock $asb

2013 Q1 Form 10-Q Financial Statement

#000119312513199155 Filed on May 03, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ASB
ASSOCIATED BANC-CORP Stock $asb