$SBSI
SOUTHSIDE BANCSHARES INC Stock $sbsi

$sbsi Overview Financials Valuation SEC Filings Company Website

2013 Q2 Form 10-Q Financial Statement

#000070543213000070 Filed on August 07, 2013

Income Statement

Concept	2013 Q2	2012 Q2
Revenue	$29.22M	$29.44M
YoY Change	-0.77%	-12.7%
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	$900.0K	$900.0K
YoY Change	0.0%	12.5%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$4.344M	$6.897M
YoY Change	-37.02%	-24.68%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$12.78M	$9.337M
YoY Change	36.87%	-45.8%
Income Tax	$1.712M	$1.608M
% Of Pretax Income	13.4%	17.22%
Net Earnings	$11.07M	$7.729M
YoY Change	43.2%	-38.82%
Net Earnings / Revenue	37.88%	26.25%
Basic Earnings Per Share	$0.59	$0.42
Diluted Earnings Per Share	$0.59	$0.42
COMMON SHARES
Basic Shares Outstanding	18.74M shares	18.21M shares
Diluted Shares Outstanding	18.78M shares	18.22M shares

Balance Sheet

Concept	2013 Q2	2012 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$49.80M	$106.2M
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	$50.19M	$50.30M
YoY Change	-0.23%	-0.59%
Goodwill	$22.03M
YoY Change
Intangibles	$245.0K
YoY Change
Long-Term Investments
YoY Change
Other Assets	$21.50M	$3.500M
YoY Change	514.29%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$3.385B	$3.401B
YoY Change	-0.47%	9.06%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$85.96M	$2.200M
YoY Change	3807.18%	-63.33%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$1.100M	$2.200M
YoY Change	-50.0%	-63.33%
LONG-TERM LIABILITIES
Long-Term Debt	$60.30M	$60.30M
YoY Change	0.0%	0.0%
Other Long-Term Liabilities	$62.10M	$71.00M
YoY Change	-12.54%	129.77%
Total Long-Term Liabilities	$122.4M	$131.3M
YoY Change	-6.78%	43.97%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.100M	$2.200M
Total Long-Term Liabilities	$122.4M	$131.3M
Total Liabilities	$3.150B	$3.138B
YoY Change	0.38%	9.18%
SHAREHOLDERS EQUITY
Retained Earnings	$65.22M
YoY Change
Common Stock	$238.1M
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)	$37.69M
YoY Change
Treasury Stock Shares	2.470M shares
Shareholders Equity	$236.1M	$263.4M
YoY Change
Total Liabilities & Shareholders Equity	$3.385B	$3.401B
YoY Change	-0.47%	9.06%

Cashflow Statement

Concept	2013 Q2	2012 Q2
OPERATING ACTIVITIES
Net Income	$11.07M	$7.729M
YoY Change	43.2%	-38.82%
Depreciation, Depletion And Amortization	$900.0K	$900.0K
YoY Change	0.0%	12.5%
Cash From Operating Activities	$4.200M	$10.00M
YoY Change	-58.0%	-26.47%
INVESTING ACTIVITIES
Capital Expenditures	-$1.100M	-$700.0K
YoY Change	57.14%	-36.36%
Acquisitions
YoY Change
Other Investing Activities	-$130.0M	-$186.1M
YoY Change	-30.15%	309.91%
Cash From Investing Activities	-$131.1M	-$187.0M
YoY Change	-29.89%	302.15%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	121.5M	236.9M
YoY Change	-48.71%	647.32%
NET CHANGE
Cash From Operating Activities	4.200M	10.00M
Cash From Investing Activities	-131.1M	-187.0M
Cash From Financing Activities	121.5M	236.9M
Net Change In Cash	-5.400M	59.90M
YoY Change	-109.02%	-5091.67%
FREE CASH FLOW
Cash From Operating Activities	$4.200M	$10.00M
Capital Expenditures	-$1.100M	-$700.0K
Free Cash Flow	$5.300M	$10.70M
YoY Change	-50.47%	-27.21%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.98
CY2012Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.42
CY2013Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.56
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	2913000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	2399000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	2938000	USD
CY2013Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-30162000	USD
CY2012Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	6946000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	14721000	USD
CY2012Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	8165000	USD
CY2013Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-2857000	USD
CY2012Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	195602000	USD
CY2013Q2	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	212648000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	133000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	373000	USD
	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	11000	USD
	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	22000	USD
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	22864000	USD
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	17636000	USD
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	6000	shares
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	518000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	520000	USD
CY2012Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	254000	USD
CY2013Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	264000	USD
CY2013Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	17000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	10000	shares
CY2012Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	4000	shares
CY2012Q4	us-gaap	Assets Assets	3237403000	USD
CY2013Q2	us-gaap	Assets Assets	3384978000	USD
CY2013Q2	us-gaap	Available For Sale Securities AvailableForSaleSecurities	1310081000	USD
CY2012Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	1424067000	USD
CY2013Q2	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	1320668000	USD
CY2012Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	1378740000	USD
CY2012	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses	1786000	USD
	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses	2011000	USD
	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Aggregate Losses AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses	33553000	USD
CY2012	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Aggregate Losses AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses	3668000	USD
CY2012Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	380288000	USD
CY2013Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	639165000	USD
CY2012	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses	1882000	USD
	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses	31542000	USD
CY2012Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	376176000	USD
CY2013Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	609949000	USD
CY2012Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	4112000	USD
CY2013Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	29216000	USD
CY2013Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	55995000	USD
CY2013Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	56397000	USD
CY2013Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	23754000	USD
CY2013Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	24172000	USD
CY2013Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	421203000	USD
CY2013Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	404959000	USD
CY2013Q2	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	1320668000	USD
CY2013Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	2788000	USD
CY2013Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	2793000	USD
CY2013Q2	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	816928000	USD
CY2013Q2	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	821760000	USD
	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	9280000	USD
	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	9417000	USD
	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	10816000	USD
	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	9385000	USD
	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	105000	USD
	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	1399000	USD
	us-gaap	Availableforsale Securities Gross Realized Gain Loss Excluding Other Than Temporary Impairments AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments	9269000	USD
	us-gaap	Availableforsale Securities Gross Realized Gain Loss Excluding Other Than Temporary Impairments AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments	9417000	USD
CY2013Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	49797000	USD
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	150630000	USD
CY2012Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	106236000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	43238000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-100833000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	62998000	USD
CY2012Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	47312000	USD
CY2013Q2	us-gaap	Cash And Due From Banks CashAndDueFromBanks	45628000	USD
CY2013Q2	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2012Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.40
CY2013Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.20
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.38
CY2012Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.20
CY2013Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1.25
CY2012Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1.25
CY2012Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	40000000	shares
CY2013Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	40000000	shares
CY2012Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	19446187	shares
CY2013Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	20335929	shares
CY2013Q2	us-gaap	Common Stock Value CommonStockValue	25420000	USD
CY2012Q4	us-gaap	Common Stock Value CommonStockValue	24308000	USD
	us-gaap	Communication Communication	835000	USD
CY2012Q2	us-gaap	Communication Communication	445000	USD
CY2013Q2	us-gaap	Communication Communication	384000	USD
	us-gaap	Communication Communication	851000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	10093000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-14503000	USD
CY2013Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-17233000	USD
CY2012Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	6510000	USD
CY2012Q4	us-gaap	Contractual Obligation ContractualObligation	132817000	USD
CY2013Q2	us-gaap	Contractual Obligation ContractualObligation	147180000	USD
CY2013Q2	us-gaap	Contractual Obligation Due In Next Twelve Months ContractualObligationDueInNextTwelveMonths	111541000	USD
CY2012Q4	us-gaap	Contractual Obligation Due In Next Twelve Months ContractualObligationDueInNextTwelveMonths	84756000	USD
CY2012Q4	us-gaap	Contractual Obligation Due In Second And Third Year ContractualObligationDueInSecondAndThirdYear	48061000	USD
CY2013Q2	us-gaap	Contractual Obligation Due In Second And Third Year ContractualObligationDueInSecondAndThirdYear	35639000	USD
CY2013Q2	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	20883000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	4120000	USD
CY2013Q2	us-gaap	Deposits Deposits	2499338000	USD
CY2012Q4	us-gaap	Deposits Deposits	2351897000	USD
	us-gaap	Employee Service Share Based Compensation Cash Received From Exercise Of Stock Options EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions	16000	USD
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	1778000	USD
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	1807000	USD
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.04
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.98
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	6964000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	6436000	USD
	us-gaap	Dividends Common Stock Stock DividendsCommonStockStock	0	USD
	us-gaap	Dividends Common Stock Stock DividendsCommonStockStock	0	USD
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.04
CY2013Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.56
CY2012Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.42
	us-gaap	Employee Service Share Based Compensation Cash Received From Exercise Of Stock Options EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions	38000	USD
	us-gaap	Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	22000	USD
	us-gaap	Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	11000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	11000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	22000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	22000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	11000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	-42000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	-181000	USD
CY2012Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	-40000	USD
CY2013Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	0	USD
CY2012Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	414000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	884000	USD
CY2013Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	409000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	830000	USD
CY2013Q2	us-gaap	Federal Funds Purchased And Securities Sold Under Agreements To Repurchase FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	857000	USD
CY2012Q4	us-gaap	Federal Funds Purchased And Securities Sold Under Agreements To Repurchase FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	984000	USD
CY2012Q2	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Repayment And Penalties FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresRepaymentAndPenalties	0	USD
CY2013Q2	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Repayment And Penalties FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresRepaymentAndPenalties	988000	USD
	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Repayment And Penalties FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresRepaymentAndPenalties	988000	USD
	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Repayment And Penalties FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresRepaymentAndPenalties	0	USD
CY2013Q2	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	441808000	USD
CY2012Q4	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	369097000	USD
CY2012Q4	us-gaap	Federal Home Loan Bank Advances Short Term FederalHomeLoanBankAdvancesShortTerm	150985000	USD
CY2013Q2	us-gaap	Federal Home Loan Bank Advances Short Term FederalHomeLoanBankAdvancesShortTerm	84882000	USD
CY2012Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	27889000	USD
CY2013Q2	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	27153000	USD
CY2013Q2	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	3904000	USD
	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	7586000	USD
	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	7657000	USD
CY2012Q2	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	3838000	USD
CY2013Q2	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	733000	USD
	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	1346000	USD
	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	1453000	USD
CY2012Q2	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	669000	USD
CY2012Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20585000	USD
CY2013Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	18542000	USD
CY2013Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	18370000	USD
CY2011Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	18540000	USD
CY2012Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20194000	USD
CY2012Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20074000	USD
CY2012Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	19114000	USD
CY2013Q2	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	17380000	USD
CY2012Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	1471000	USD
CY2013Q2	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	990000	USD
CY2013Q2	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	512000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	1129000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	1430000	USD
CY2012Q2	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	718000	USD
CY2013Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	2705000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	5857000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	5002000	USD
CY2012Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	2772000	USD
CY2012Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1252463000	USD
CY2013Q2	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1284547000	USD
CY2012Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	10514000	USD
CY2013Q2	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	8882000	USD
	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	29	contract
CY2013Q2	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	34	contract
	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	45	contract
CY2012Q2	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	20	contract
CY2012Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	2998000	USD
CY2013Q2	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	3053000	USD
	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	2	contracts
	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	0	contracts
CY2013Q2	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	2	contract
CY2012Q2	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	0	contract
	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	48000	USD
	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	0	USD
CY2012Q2	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	0	USD
CY2013Q2	us-gaap	Financing Receivable Modifications Subsequent Default Recorded Investment1 FinancingReceivableModificationsSubsequentDefaultRecordedInvestment1	48000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment30 To59 Days Past Due FinancingReceivableRecordedInvestment30To59DaysPastDue	15064000	USD
CY2013Q2	us-gaap	Financing Receivable Recorded Investment30 To59 Days Past Due FinancingReceivableRecordedInvestment30To59DaysPastDue	7908000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment60 To89 Days Past Due FinancingReceivableRecordedInvestment60To89DaysPastDue	2616000	USD
CY2013Q2	us-gaap	Financing Receivable Recorded Investment60 To89 Days Past Due FinancingReceivableRecordedInvestment60To89DaysPastDue	3464000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	15000	USD
CY2013Q2	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	1234968000	USD
CY2013Q2	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	1273878000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment Equal To Greater Than90 Days Past Due FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue	10329000	USD
CY2013Q2	us-gaap	Financing Receivable Recorded Investment Equal To Greater Than90 Days Past Due FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue	8179000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	10314000	USD
CY2013Q2	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	8179000	USD
CY2012Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	28009000	USD
CY2012Q2	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	298000	USD
CY2013Q2	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	241000	USD
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	72000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	429000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	560000	USD
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	3000	USD
CY2013Q2	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	19551000	USD
CY2012Q4	us-gaap	Foreclosed Assets ForeclosedAssets	704000	USD
CY2013Q2	us-gaap	Foreclosed Assets ForeclosedAssets	266000	USD
	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	9269000	USD
CY2012Q2	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	3297000	USD
CY2013Q2	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	5052000	USD
	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	9417000	USD
CY2012Q4	us-gaap	Goodwill Goodwill	22034000	USD
CY2013Q2	us-gaap	Goodwill Goodwill	22034000	USD
CY2013Q2	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	543289000	USD
CY2012Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	246547000	USD
CY2013Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	400154000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	3251000	USD
CY2013Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	400154000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	3251000	USD
CY2013Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	0	USD
CY2012Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	0	USD
CY2013Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	8572000	USD
CY2013Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	8794000	USD
CY2013Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	215000	USD
CY2013Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	218000	USD
CY2013Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	281446000	USD
CY2013Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	293763000	USD
CY2013Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	USD
CY2013Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	0	USD
CY2013Q2	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	239861000	USD
CY2013Q2	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	240514000	USD
CY2012Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	255398000	USD
CY2013Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	530094000	USD
CY2012	us-gaap	Heldtomaturity Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Loss HeldtomaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLoss	0	USD
	us-gaap	Heldtomaturity Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Loss HeldtomaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLoss	0	USD
CY2012	us-gaap	Heldtomaturity Securities Continuous Unrealized Loss Position Aggregate Loss HeldtomaturitySecuritiesContinuousUnrealizedLossPositionAggregateLoss	47000	USD
	us-gaap	Heldtomaturity Securities Continuous Unrealized Loss Position Aggregate Loss HeldtomaturitySecuritiesContinuousUnrealizedLossPositionAggregateLoss	18441000	USD
	us-gaap	Heldtomaturity Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Loss HeldtomaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLoss	18441000	USD
CY2012	us-gaap	Heldtomaturity Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Loss HeldtomaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLoss	47000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	12208000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	13017000	USD
CY2013Q2	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	11292000	USD
CY2012Q2	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	12921000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	599000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	600000	USD
CY2012Q2	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	310000	USD
CY2013Q2	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	312000	USD
	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	207000	USD
	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	191000	USD
CY2013Q2	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	72000	USD
CY2012Q2	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	87000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	13280000	USD
CY2013Q2	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	11201000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	2723000	USD
CY2013Q2	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	2095000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	15597000	USD
CY2013Q2	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	13304000	USD
CY2012Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	1000	USD
CY2013Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	0	USD
CY2012Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	13279000	USD
CY2013Q2	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	11201000	USD
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	52000	USD
CY2012Q2	us-gaap	Impairment Of Investments ImpairmentOfInvestments	21000	USD
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	21000	USD
CY2013Q2	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	22180000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	22566000	USD
CY2013Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	11801000	USD
CY2012Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	9337000	USD
CY2012Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1608000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	3583000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4698000	USD
CY2013Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1729000	USD
	us-gaap	Income Taxes Paid IncomeTaxesPaid	9200000	USD
	us-gaap	Income Taxes Paid IncomeTaxesPaid	1600000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-1497000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	1947000	USD
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-1060000	USD
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	2743000	USD
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	-997000	USD
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	-127000	USD
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-481000	USD
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-458000	USD
	us-gaap	Increase Decrease In Mortgage Loans Held For Sale IncreaseDecreaseInMortgageLoansHeldForSale	-2105000	USD
	us-gaap	Increase Decrease In Mortgage Loans Held For Sale IncreaseDecreaseInMortgageLoansHeldForSale	-2877000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	7117000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-27000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-2393000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	69000	USD
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	-124695000	USD
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	-3947000	USD
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	26000	shares
CY2012Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	13000	shares
CY2013Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	32000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	13000	shares
CY2013Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	245000	USD
CY2012Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	324000	USD
CY2012Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	29442000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	61158000	USD
CY2013Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	28185000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	54216000	USD
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	34296000	USD
CY2013Q2	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	18390000	USD
CY2012Q2	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	17526000	USD
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	36055000	USD
	us-gaap	Interest And Other Income InterestAndOtherIncome	26714000	USD
	us-gaap	Interest And Other Income InterestAndOtherIncome	17984000	USD
	us-gaap	Proceeds From Sale Of Federal Reserve Stock ProceedsFromSaleOfFederalReserveStock	5242000	USD
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	2304000	USD
	us-gaap	Proceeds From Sale Of Held To Maturity Securities ProceedsFromSaleOfHeldToMaturitySecurities	0	USD
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	5131000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	4071000	USD
	sbsi	Loan Modification Related To Extending Amortization Period LoanModificationRelatedToExtendingAmortizationPeriod	769000	USD
CY2013Q2	us-gaap	Interest And Other Income InterestAndOtherIncome	9726000	USD
CY2012Q2	us-gaap	Interest And Other Income InterestAndOtherIncome	11853000	USD
CY2013Q2	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1835744000	USD
CY2012Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1756804000	USD
CY2013Q2	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	4169000	USD
CY2012Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	103318000	USD
CY2013Q2	us-gaap	Interest Expense InterestExpense	4344000	USD
	us-gaap	Interest Expense InterestExpense	14617000	USD
	us-gaap	Interest Expense InterestExpense	9445000	USD
CY2012Q2	us-gaap	Interest Expense InterestExpense	6897000	USD
CY2012Q2	us-gaap	Interest Expense Deposits InterestExpenseDeposits	2765000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	6160000	USD
CY2013Q2	us-gaap	Interest Expense Deposits InterestExpenseDeposits	2001000	USD
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	3735000	USD
CY2013Q2	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	1954000	USD
CY2012Q2	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	2398000	USD
	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	3326000	USD
	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	1639000	USD
CY2013Q2	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	389000	USD
CY2012Q2	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	1734000	USD
CY2012Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	20371000	USD
CY2013Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	21820000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	42258000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	41315000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	46541000	USD
CY2012Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	22545000	USD
CY2013Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	23841000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	44771000	USD
	us-gaap	Interest Income Other InterestIncomeOther	15000	USD
CY2012Q2	us-gaap	Interest Income Other InterestIncomeOther	9000	USD
CY2013Q2	us-gaap	Interest Income Other InterestIncomeOther	35000	USD
	us-gaap	Interest Income Other InterestIncomeOther	78000	USD
	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	8616000	USD
	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	21035000	USD
CY2012Q2	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	8872000	USD
CY2013Q2	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	4680000	USD
	us-gaap	Interest Income Securities Other Us Government InterestIncomeSecuritiesOtherUSGovernment	0	USD
	us-gaap	Interest Income Securities Other Us Government InterestIncomeSecuritiesOtherUSGovernment	305000	USD
CY2013Q2	us-gaap	Interest Income Securities Other Us Government InterestIncomeSecuritiesOtherUSGovernment	93000	USD
CY2012Q2	us-gaap	Interest Income Securities Other Us Government InterestIncomeSecuritiesOtherUSGovernment	0	USD
	us-gaap	Interest Income Securities State And Municipal InterestIncomeSecuritiesStateAndMunicipal	8947000	USD
	us-gaap	Interest Income Securities State And Municipal InterestIncomeSecuritiesStateAndMunicipal	5642000	USD
CY2013Q2	us-gaap	Interest Income Securities State And Municipal InterestIncomeSecuritiesStateAndMunicipal	4899000	USD
CY2012Q2	us-gaap	Interest Income Securities State And Municipal InterestIncomeSecuritiesStateAndMunicipal	2968000	USD
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	5628000	USD
CY2012Q2	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	2961000	USD
CY2013Q2	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	4877000	USD
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	8835000	USD
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	51000	USD
CY2013Q2	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	169000	USD
CY2012Q2	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	20000	USD
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	533000	USD
	us-gaap	Interest Income Securities Us Treasury InterestIncomeSecuritiesUSTreasury	17000	USD
	us-gaap	Interest Income Securities Us Treasury InterestIncomeSecuritiesUSTreasury	0	USD
CY2013Q2	us-gaap	Interest Income Securities Us Treasury InterestIncomeSecuritiesUSTreasury	0	USD
CY2012Q2	us-gaap	Interest Income Securities Us Treasury InterestIncomeSecuritiesUSTreasury	0	USD
	us-gaap	Interest Paid InterestPaid	9925000	USD
	us-gaap	Interest Paid InterestPaid	15075000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
	us-gaap	Supplies Expense SuppliesExpense	419000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
	us-gaap	Proceeds From Sale Of Wholly Owned Real Estate And Real Estate Acquired In Settlement Of Loans ProceedsFromSaleOfWhollyOwnedRealEstateAndRealEstateAcquiredInSettlementOfLoans	112000	USD
	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	-5000	USD
CY2012Q4	us-gaap	Interest Receivable InterestReceivable	18936000	USD
CY2013Q2	us-gaap	Interest Receivable InterestReceivable	20883000	USD
CY2013Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	13401000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	26610000	USD
CY2012Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	12142000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	23975000	USD
CY2013Q2	us-gaap	Liabilities Liabilities	3149545000	USD
CY2012Q4	us-gaap	Liabilities Liabilities	2979640000	USD
CY2013Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3384978000	USD
CY2012Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3237403000	USD
CY2013Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	18370000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	20585000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1262977000	USD
CY2013Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1293429000	USD
CY2013Q2	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0	USD
CY2012Q2	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0	USD
CY2013Q2	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	1275059000	USD
CY2012Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	1242392000	USD
CY2013Q2	us-gaap	Loans Receivable Held For Sale Net LoansReceivableHeldForSaleNet	724000	USD
CY2012Q4	us-gaap	Loans Receivable Held For Sale Net LoansReceivableHeldForSaleNet	3601000	USD
CY2012Q4	us-gaap	Long Term Debt LongTermDebt	429408000	USD
CY2013Q2	us-gaap	Long Term Debt LongTermDebt	502119000	USD
CY2013Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	656000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	1297000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	1207000	USD
CY2012Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	603000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	52636000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	134641000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-258479000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-26375000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	36737000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	23005000	USD
CY2013Q2	us-gaap	Net Income Loss NetIncomeLoss	10072000	USD
CY2012Q2	us-gaap	Net Income Loss NetIncomeLoss	7729000	USD
	us-gaap	Net Income Loss NetIncomeLoss	17868000	USD
	us-gaap	Net Income Loss NetIncomeLoss	18597000	USD
	us-gaap	Professional Fees ProfessionalFees	1303000	USD
	us-gaap	Professional Fees ProfessionalFees	1202000	USD
CY2013Q2	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	663594000	USD
CY2012Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	595093000	USD
CY2013Q2	us-gaap	Noninterest Expense NoninterestExpense	21166000	USD
	us-gaap	Noninterest Expense NoninterestExpense	41485000	USD
	us-gaap	Noninterest Expense NoninterestExpense	37618000	USD
CY2012Q2	us-gaap	Noninterest Expense NoninterestExpense	19096000	USD
	us-gaap	Noninterest Expense Directors Fees NoninterestExpenseDirectorsFees	537000	USD
CY2012Q2	us-gaap	Noninterest Expense Directors Fees NoninterestExpenseDirectorsFees	273000	USD
CY2013Q2	us-gaap	Noninterest Expense Directors Fees NoninterestExpenseDirectorsFees	273000	USD
	us-gaap	Noninterest Expense Directors Fees NoninterestExpenseDirectorsFees	541000	USD
CY2013Q2	us-gaap	Noninterest Income NoninterestIncome	11147000	USD
	us-gaap	Noninterest Income NoninterestIncome	18869000	USD
CY2012Q2	us-gaap	Noninterest Income NoninterestIncome	8062000	USD
	us-gaap	Noninterest Income NoninterestIncome	21407000	USD
CY2012Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1123000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	2234000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1844000	USD
CY2013Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	953000	USD
CY2013Q2	us-gaap	Notes Receivable Net NotesReceivableNet	12270000	USD
CY2012Q4	us-gaap	Notes Receivable Net NotesReceivableNet	14717000	USD
CY2013Q2	us-gaap	Occupancy Net OccupancyNet	1897000	USD
	us-gaap	Occupancy Net OccupancyNet	3609000	USD
	us-gaap	Occupancy Net OccupancyNet	3768000	USD
CY2012Q2	us-gaap	Occupancy Net OccupancyNet	1851000	USD
CY2012Q4	us-gaap	Other Assets OtherAssets	44724000	USD
CY2013Q2	us-gaap	Other Assets OtherAssets	51511000	USD
CY2013Q2	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	-11000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	-12000	USD
	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	-22000	USD
	us-gaap	Other Comprehensive Income Loss Amortization Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Prior Service Cost Credit Before Tax OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax	-22000	USD
	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	-3863000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	882000	USD
	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	-42891000	USD
CY2013Q2	us-gaap	Other Comprehensive Income Loss Before Reclassifications Before Tax OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax	-37666000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-1875000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-11962000	USD
CY2013Q2	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-42008000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-50924000	USD
	sbsi	Available For Sale Securities Other Than Temporary Impairment Non Credit Portion AvailableForSaleSecuritiesOtherThanTemporaryImpairmentNonCreditPortion	181000	USD
	sbsi	Interest Income Other Stocks And Bonds InterestIncomeOtherStocksAndBonds	37000	USD
	sbsi	Loan Modification Extending Amortization Period Lowering Interest Rate And Principal Forgiveness LoanModificationExtendingAmortizationPeriodLoweringInterestRateAndPrincipalForgiveness	600000	USD
CY2013Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-27305000	USD
	sbsi	Loan Modification Extending Amortization Period Lowering Interest Rate And Principal Forgiveness LoanModificationExtendingAmortizationPeriodLoweringInterestRateAndPrincipalForgiveness	538000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-33100000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-7775000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-1219000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-7775000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1219000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-33100000	USD
CY2013Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-27305000	USD
CY2013Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	5052000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	9269000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	9417000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	3297000	USD
CY2013Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-751000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-512000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-1394000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-1011000	USD
CY2013Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-14703000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-17824000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-656000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-4187000	USD
CY2013Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-37666000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	842000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-4044000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-42881000	USD
CY2013Q2	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	34000	USD
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	99000	USD
CY2012Q2	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	54000	USD
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	133000	USD
CY2012Q4	us-gaap	Other Investments And Securities At Cost OtherInvestmentsAndSecuritiesAtCost	2064000	USD
CY2013Q2	us-gaap	Other Investments And Securities At Cost OtherInvestmentsAndSecuritiesAtCost	2064000	USD
CY2012Q4	us-gaap	Other Liabilities OtherLiabilities	36100000	USD
CY2013Q2	us-gaap	Other Liabilities OtherLiabilities	34316000	USD
CY2012Q4	us-gaap	Other Long Term Debt OtherLongTermDebt	60311000	USD
CY2013Q2	us-gaap	Other Long Term Debt OtherLongTermDebt	60311000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	4315000	USD
CY2013Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	2124000	USD
CY2012Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	2247000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	4301000	USD
CY2013Q2	us-gaap	Other Real Estate OtherRealEstate	772000	USD
CY2012Q4	us-gaap	Other Real Estate OtherRealEstate	686000	USD
CY2012Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	219000	USD
CY2013Q2	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	219000	USD
CY2012Q2	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions Additional Credit Losses OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses	40000	USD
CY2013Q2	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions Additional Credit Losses OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses	0	USD
	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions Additional Credit Losses OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses	181000	USD
	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions Additional Credit Losses OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses	42000	USD
CY2012Q4	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	3256000	USD
CY2012Q2	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	3256000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	181000	USD
CY2013Q2	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	3298000	USD
CY2013Q1	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	3298000	USD
CY2011Q4	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	3075000	USD
CY2012Q1	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	3216000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities	3298000	USD
CY2012	us-gaap	Other Than Temporary Impairment Losses Investments Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities	3256000	USD
CY2013Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest	0	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest	-10000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest	160000	USD
CY2012Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest	19000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	1558000	USD
CY2012	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	1754000	USD
CY2012Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	40000	USD
CY2013Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	0	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	42000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	-181000	USD
CY2013Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	0	USD
CY2012Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	-40000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	-42000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	100529000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	35355000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1899000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	6964000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	6436000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	1018900000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	1213923000	USD
	us-gaap	Payments To Acquire Federal Reserve Stock PaymentsToAcquireFederalReserveStock	4506000	USD
	us-gaap	Payments To Acquire Federal Reserve Stock PaymentsToAcquireFederalReserveStock	10757000	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	115647000	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	0	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1918000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	1433000	USD
CY2012Q4	us-gaap	Pledged Financial Instruments Not Separately Reported Securities Pledged PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged	945703000	USD
CY2013Q2	us-gaap	Pledged Financial Instruments Not Separately Reported Securities Pledged PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged	912084000	USD
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	9133164000	USD
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	6792758000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	628000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	633000	USD
	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	0	USD
	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	13000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	179203000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	163809000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	118178000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	32331000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	612459000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	448725000	USD
	us-gaap	Proceeds From Sale Of Federal Reserve Stock ProceedsFromSaleOfFederalReserveStock	10292000	USD
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	2070000	USD
	us-gaap	Proceeds From Sale Of Held To Maturity Securities ProceedsFromSaleOfHeldToMaturitySecurities	0	USD
	us-gaap	Proceeds From Sale Of Wholly Owned Real Estate And Real Estate Acquired In Settlement Of Loans ProceedsFromSaleOfWhollyOwnedRealEstateAndRealEstateAcquiredInSettlementOfLoans	461000	USD
CY2013Q2	us-gaap	Professional Fees ProfessionalFees	562000	USD
	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	13000	USD
CY2012Q2	us-gaap	Professional Fees ProfessionalFees	612000	USD
	us-gaap	Profit Loss ProfitLoss	17868000	USD
	us-gaap	Profit Loss ProfitLoss	18597000	USD
CY2013Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	50186000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	50075000	USD
CY2013Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	2021000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	5226000	USD
CY2012Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	2174000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	2513000	USD
CY2013Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-2021000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-2513000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-5226000	USD
CY2012Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-2174000	USD
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax	8099000	USD
CY2012Q2	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax	2757000	USD
	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax	8033000	USD
CY2013Q2	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Before Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax	4342000	USD
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	9147464000	USD
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	6786150000	USD
CY2012Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	70708000	USD
CY2013Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	65219000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	133000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	373000	USD
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	867057	shares
CY2013Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	885915	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	18000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	14000	USD
CY2013Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	1678000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod	10031	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod	9513	shares
CY2013Q2	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Exercisable Options ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions	80317	shares
CY2013Q2	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Outstanding Options ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions	331940	shares
CY2013Q2	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	520000	USD
CY2013Q2	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Exercisable Options Weighted Average Exercise Price1 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1	17.41
CY2013Q2	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Outstanding Options Weighted Average Exercise Price Beginning Balance1 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1	18.82
	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Outstanding Options Weighted Average Remaining Contractual Term2 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2	P8Y07M00D
CY2013Q2	us-gaap	Short Term Borrowings ShortTermBorrowings	85958000	USD
CY2012Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	152188000	USD
	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	30436	shares
	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	28529	shares
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	628000	USD
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	633000	USD
CY2012Q4	us-gaap	Stockholders Equity StockholdersEquity	257763000	USD
CY2013Q2	us-gaap	Stockholders Equity StockholdersEquity	235433000	USD
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	258927000	USD
CY2012Q2	us-gaap	Stockholders Equity StockholdersEquity	263356000	USD
CY2013Q2	us-gaap	Supplies Expense SuppliesExpense	169000	USD
CY2012Q2	us-gaap	Supplies Expense SuppliesExpense	222000	USD
	us-gaap	Supplies Expense SuppliesExpense	381000	USD
CY2012Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	2379338	shares
CY2013Q2	us-gaap	Treasury Stock Shares TreasuryStockShares	2469638	shares
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	90300	shares
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2012Q4	us-gaap	Treasury Stock Value TreasuryStockValue	35793000	USD
CY2013Q2	us-gaap	Treasury Stock Value TreasuryStockValue	37692000	USD
	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	1899000	USD
	us-gaap	Unrealized Gain Loss On Securities UnrealizedGainLossOnSecurities	0	USD
CY2013Q2	us-gaap	Unrealized Gain Loss On Securities UnrealizedGainLossOnSecurities	0	USD
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	17879000	shares
CY2013Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	17881000	shares
CY2012Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18223000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18216000	shares
CY2013Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	17849000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	17853000	shares
CY2012Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18210000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18203000	shares
	sbsi	Adjustment To Pension Liability AdjustmentToPensionLiability	989000	USD
	sbsi	Adjustment To Pension Liability AdjustmentToPensionLiability	1372000	USD
	sbsi	Atm And Debit Card Expense AtmAndDebitCardExpense	566000	USD
CY2012Q2	sbsi	Atm And Debit Card Expense AtmAndDebitCardExpense	287000	USD
	sbsi	Atm And Debit Card Expense AtmAndDebitCardExpense	684000	USD
CY2013Q2	sbsi	Atm And Debit Card Expense AtmAndDebitCardExpense	303000	USD
CY2013Q2	sbsi	Available For Sale Debt Securities Gross Unrealized Gain Accumulatedin Investments AvailableForSaleDebtSecuritiesGrossUnrealizedGainAccumulatedinInvestments	22966000	USD
CY2012Q4	sbsi	Available For Sale Debt Securities Gross Unrealized Gain Accumulatedin Investments AvailableForSaleDebtSecuritiesGrossUnrealizedGainAccumulatedinInvestments	48995000	USD
CY2013Q2	sbsi	Available For Sale Investment Securities AvailableForSaleInvestmentSecurities	488321000	USD
CY2012Q4	sbsi	Available For Sale Investment Securities AvailableForSaleInvestmentSecurities	617707000	USD
CY2013Q2	sbsi	Available For Sale Mortgage Backed Fair Value AvailableForSaleMortgageBackedFairValue	821760000	USD
CY2012Q4	sbsi	Available For Sale Mortgage Backed Fair Value AvailableForSaleMortgageBackedFairValue	806360000	USD
CY2013Q2	sbsi	Available For Sale Securities Gross Unrealized Loss Accumulated In Investments AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments	31995000	USD
CY2012Q4	sbsi	Available For Sale Securities Gross Unrealized Loss Accumulated In Investments AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments	1914000	USD
CY2013Q2	sbsi	Available For Sale Securities Gross Unrealized Other Than Temporary Impairment AvailableForSaleSecuritiesGrossUnrealizedOtherThanTemporaryImpairment	1558000	USD
CY2012Q4	sbsi	Available For Sale Securities Gross Unrealized Other Than Temporary Impairment AvailableForSaleSecuritiesGrossUnrealizedOtherThanTemporaryImpairment	1754000	USD
CY2013Q2	sbsi	Available For Sale Securities Other Than Temporary Impairment Non Credit Portion AvailableForSaleSecuritiesOtherThanTemporaryImpairmentNonCreditPortion	0	USD
	sbsi	Available For Sale Securities Other Than Temporary Impairment Non Credit Portion AvailableForSaleSecuritiesOtherThanTemporaryImpairmentNonCreditPortion	-10000	USD
CY2012Q2	sbsi	Available For Sale Securities Other Than Temporary Impairment Non Credit Portion AvailableForSaleSecuritiesOtherThanTemporaryImpairmentNonCreditPortion	40000	USD
CY2013Q2	sbsi	Available For Sale Securities Transferred To Held To Maturity Securities Unrealized Gains Net Of Tax AvailableForSaleSecuritiesTransferredToHeldToMaturitySecuritiesUnrealizedGainsNetOfTax	2371000	USD
	sbsi	Availablefor Sale Securities Transferredto Heldto Maturity AvailableforSaleSecuritiesTransferredtoHeldtoMaturity	0	USD
	sbsi	Availablefor Sale Securities Transferredto Heldto Maturity AvailableforSaleSecuritiesTransferredtoHeldtoMaturity	290136000	USD
	sbsi	Availablefor Sale Securities Transferredto Heldto Maturity Net Unrealized Gain AvailableforSaleSecuritiesTransferredtoHeldtoMaturityNetUnrealizedGain	30000	USD
	sbsi	Availablefor Sale Securities Transferredto Heldto Maturity Net Unrealized Gain AvailableforSaleSecuritiesTransferredtoHeldtoMaturityNetUnrealizedGain	0	USD
CY2012Q2	sbsi	Availablefor Sale Securities Transferredto Heldto Maturity Net Unrealized Gain AvailableforSaleSecuritiesTransferredtoHeldtoMaturityNetUnrealizedGain	0	USD
CY2013Q2	sbsi	Availablefor Sale Securities Transferredto Heldto Maturity Net Unrealized Gain AvailableforSaleSecuritiesTransferredtoHeldtoMaturityNetUnrealizedGain	30000	USD
CY2013Q2	sbsi	Availablefor Sale Securities Transferredto Heldto Maturity Securities Unrealized Gain AvailableforSaleSecuritiesTransferredtoHeldtoMaturitySecuritiesUnrealizedGain	3648000	USD
CY2013Q2	sbsi	Commercial Mortgage Backed Securities Reclassified From Available For Sale To Held To Maturity Fair Value CommercialMortgageBackedSecuritiesReclassifiedFromAvailableForSaleToHeldToMaturityFairValue	57936000	USD
	sbsi	Declaration Of5 Stock Dividend DeclarationOf5StockDividend	17459000	USD
	sbsi	Declaration Of5 Stock Dividend DeclarationOf5StockDividend	17060000	USD
	sbsi	Fhlb Advance Option Impairment Charges FhlbAdvanceOptionImpairmentCharges	0	USD
CY2012Q2	sbsi	Fhlb Advance Option Impairment Charges FhlbAdvanceOptionImpairmentCharges	1364000	USD
	sbsi	Fhlb Advance Option Impairment Charges FhlbAdvanceOptionImpairmentCharges	1836000	USD
CY2013Q2	sbsi	Fhlb Advance Option Impairment Charges FhlbAdvanceOptionImpairmentCharges	0	USD
	sbsi	Financing Receivable Modifications Total Modifications For Period FinancingReceivableModificationsTotalModificationsForPeriod	1459000	USD
CY2013Q2	sbsi	Financing Receivable Modifications Total Modifications For Period FinancingReceivableModificationsTotalModificationsForPeriod	656000	USD
	sbsi	Financing Receivable Modifications Total Modifications For Period FinancingReceivableModificationsTotalModificationsForPeriod	1369000	USD
CY2012Q2	sbsi	Financing Receivable Modifications Total Modifications For Period FinancingReceivableModificationsTotalModificationsForPeriod	923000	USD
	sbsi	Gain Loss On Investments Fair Value GainLossOnInvestmentsFairValue	-498000	USD
CY2012Q2	sbsi	Gain Loss On Investments Fair Value GainLossOnInvestmentsFairValue	-13000	USD
CY2013Q2	sbsi	Gain Loss On Investments Fair Value GainLossOnInvestmentsFairValue	0	USD
	sbsi	Gain Loss On Investments Fair Value GainLossOnInvestmentsFairValue	0	USD
CY2012Q2	sbsi	Gain Loss On Sale Of Investments Fair Value GainLossOnSaleOfInvestmentsFairValue	-13000	USD
	sbsi	Gain Loss On Sale Of Investments Fair Value GainLossOnSaleOfInvestmentsFairValue	-498000	USD
CY2013Q2	sbsi	Gain Loss On Sale Of Investments Fair Value GainLossOnSaleOfInvestmentsFairValue	0	USD
	sbsi	Gain Loss On Sale Of Investments Fair Value GainLossOnSaleOfInvestmentsFairValue	0	USD
CY2012Q2	sbsi	Gain On Sale Of Securities Carried At Fair Value Through Income GainOnSaleOfSecuritiesCarriedAtFairValueThroughIncome	-13000	USD
	sbsi	Gain On Sale Of Securities Carried At Fair Value Through Income GainOnSaleOfSecuritiesCarriedAtFairValueThroughIncome	-498000	USD
CY2013Q2	sbsi	Gain On Sale Of Securities Carried At Fair Value Through Income GainOnSaleOfSecuritiesCarriedAtFairValueThroughIncome	0	USD
	sbsi	Gain On Sale Of Securities Carried At Fair Value Through Income GainOnSaleOfSecuritiesCarriedAtFairValueThroughIncome	0	USD
CY2012Q4	sbsi	Held To Maturity Investment Securities Amortized Cost HeldToMaturityInvestmentSecuritiesAmortizedCost	1009000	USD
CY2013Q2	sbsi	Held To Maturity Investment Securities Amortized Cost HeldToMaturityInvestmentSecuritiesAmortizedCost	302775000	USD
CY2013Q2	sbsi	Held To Maturity Mortgage Backed Amortized Cost HeldToMaturityMortgageBackedAmortizedCost	240514000	USD
CY2012Q4	sbsi	Held To Maturity Mortgage Backed Amortized Cost HeldToMaturityMortgageBackedAmortizedCost	245538000	USD
CY2012Q4	sbsi	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	8898000	USD
CY2013Q2	sbsi	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	5246000	USD
CY2012Q4	sbsi	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	47000	USD
CY2013Q2	sbsi	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	18441000	USD
CY2013Q2	sbsi	Held To Maturity Securities Debt With Single Maturity Fair Value HeldToMaturitySecuritiesDebtWithSingleMaturityFairValue	290233000	USD
CY2012Q4	sbsi	Held To Maturity Securities Unrecognized Holding Other Than Temporary Impairment Loss HeldToMaturitySecuritiesUnrecognizedHoldingOtherThanTemporaryImpairmentLoss	0	USD
CY2013Q2	sbsi	Held To Maturity Securities Unrecognized Holding Other Than Temporary Impairment Loss HeldToMaturitySecuritiesUnrecognizedHoldingOtherThanTemporaryImpairmentLoss	0	USD
CY2013Q2	sbsi	Loan Modification Extending Amortization Period Lowering Interest Rate And Principal Forgiveness LoanModificationExtendingAmortizationPeriodLoweringInterestRateAndPrincipalForgiveness	435000	USD
CY2012Q2	sbsi	Interest Income Other Stocks And Bonds InterestIncomeOtherStocksAndBonds	13000	USD
CY2013Q2	sbsi	Interest Income Other Stocks And Bonds InterestIncomeOtherStocksAndBonds	54000	USD
	sbsi	Interest Income Other Stocks And Bonds InterestIncomeOtherStocksAndBonds	99000	USD
CY2012Q2	sbsi	Loan Modification Extending Amortization Period Lowering Interest Rate And Principal Forgiveness LoanModificationExtendingAmortizationPeriodLoweringInterestRateAndPrincipalForgiveness	600000	USD
CY2013Q2	sbsi	Loan Modification Related To Extending Amortization Period LoanModificationRelatedToExtendingAmortizationPeriod	36000	USD
	sbsi	Loan Modification Related To Extending Amortization Period LoanModificationRelatedToExtendingAmortizationPeriod	646000	USD
CY2012Q2	sbsi	Loan Modification Related To Extending Amortization Period LoanModificationRelatedToExtendingAmortizationPeriod	323000	USD
	sbsi	Loan Modification Related To Lowering Interest Rates LoanModificationRelatedToLoweringInterestRates	82000	USD
CY2013Q2	sbsi	Loan Modification Related To Lowering Interest Rates LoanModificationRelatedToLoweringInterestRates	185000	USD
	sbsi	Loan Modification Related To Lowering Interest Rates LoanModificationRelatedToLoweringInterestRates	185000	USD
CY2012Q2	sbsi	Loan Modification Related To Lowering Interest Rates LoanModificationRelatedToLoweringInterestRates	0	USD
	sbsi	Loan Modification Related To Principal Forgiveness Of Loans LoanModificationRelatedToPrincipalForgivenessOfLoans	8000	USD
CY2013Q2	sbsi	Loan Modification Related To Principal Forgiveness Of Loans LoanModificationRelatedToPrincipalForgivenessOfLoans	0	USD
	sbsi	Loan Modification Related To Principal Forgiveness Of Loans LoanModificationRelatedToPrincipalForgivenessOfLoans	0	USD
CY2012Q2	sbsi	Loan Modification Related To Principal Forgiveness Of Loans LoanModificationRelatedToPrincipalForgivenessOfLoans	0	USD
CY2013Q2	sbsi	Loan Review Larger Dollar Loan Relationship Scope Aggregate Debt LoanReviewLargerDollarLoanRelationshipScopeAggregateDebt	500000	USD
	sbsi	Loans Transferred To Other Repossessed Assets And Real Estate Through Foreclosure LoansTransferredToOtherRepossessedAssetsAndRealEstateThroughForeclosure	2621000	USD
	sbsi	Loans Transferred To Other Repossessed Assets And Real Estate Through Foreclosure LoansTransferredToOtherRepossessedAssetsAndRealEstateThroughForeclosure	2555000	USD
	sbsi	Long Term Advance Commitments Expired Unexercised LongTermAdvanceCommitmentsExpiredUnexercised	50000000	USD
CY2012	sbsi	Long Term Advance Commitments Expired Unexercised LongTermAdvanceCommitmentsExpiredUnexercised	150000000	USD
	sbsi	Maturity Of Credit Card And Ready Reserves MaturityOfCreditCardAndReadyReserves	Due after one
CY2012	sbsi	Maturity Of Credit Card And Ready Reserves MaturityOfCreditCardAndReadyReserves	Due after one
	sbsi	Net Increase In Demand And Savings Accounts NetIncreaseInDemandAndSavingsAccounts	198420000	USD
	sbsi	Net Increase In Demand And Savings Accounts NetIncreaseInDemandAndSavingsAccounts	140307000	USD
CY2013Q2	sbsi	Option Fee Fair Value OptionFeeFairValue	0	USD
CY2013Q2	sbsi	Par In Long Term Advance Commitments From Fhlb ParInLongTermAdvanceCommitmentsFromFhlb	200000000	USD
CY2013Q2	sbsi	Provisions For Losses On Unfunded Loan Commitments ProvisionsForLossesOnUnfundedLoanCommitments	-7000	USD
CY2012Q2	sbsi	Provisions For Losses On Unfunded Loan Commitments ProvisionsForLossesOnUnfundedLoanCommitments	23000	USD
	sbsi	Provisions For Losses On Unfunded Loan Commitments ProvisionsForLossesOnUnfundedLoanCommitments	23000	USD
	sbsi	Provisions For Losses On Unfunded Loan Commitments ProvisionsForLossesOnUnfundedLoanCommitments	-7000	USD
	sbsi	Purchases Securities Carried At Fair Value Through Income PurchasesSecuritiesCarriedAtFairValueThroughIncome	57606000	USD
	sbsi	Purchases Securities Carried At Fair Value Through Income PurchasesSecuritiesCarriedAtFairValueThroughIncome	0	USD
CY2012Q1	sbsi	Reserves Balance ReservesBalance	26000	USD
CY2012Q2	sbsi	Reserves Balance ReservesBalance	3000	USD
CY2013Q2	sbsi	Reserves Balance ReservesBalance	12000	USD
CY2013Q1	sbsi	Reserves Balance ReservesBalance	5000	USD
CY2012Q4	sbsi	Reserves Balance ReservesBalance	5000	USD
CY2011Q4	sbsi	Reserves Balance ReservesBalance	26000	USD
	sbsi	Sales Of Securities Carried At Fair Value Through Income SalesOfSecuritiesCarriedAtFairValueThroughIncome	0	USD
	sbsi	Sales Of Securities Carried At Fair Value Through Income SalesOfSecuritiesCarriedAtFairValueThroughIncome	675255000	USD
CY2011Q4	sbsi	Securities Carried At Fair Value Through Income SecuritiesCarriedAtFairValueThroughIncome	647759000	USD
CY2012Q4	sbsi	Securities Carried At Fair Value Through Income SecuritiesCarriedAtFairValueThroughIncome	0	USD
CY2013Q2	sbsi	Securities Carried At Fair Value Through Income SecuritiesCarriedAtFairValueThroughIncome	0	USD
	sbsi	Securities Carried At Fair Value Through Income Maturities Calls And Principal Repayments SecuritiesCarriedAtFairValueThroughIncomeMaturitiesCallsAndPrincipalRepayments	25279000	USD
	sbsi	Securities Carried At Fair Value Through Income Maturities Calls And Principal Repayments SecuritiesCarriedAtFairValueThroughIncomeMaturitiesCallsAndPrincipalRepayments	0	USD
	sbsi	Share Based Compensation Arrangement By Share Based Payment Award Expired In Period Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardExpiredInPeriodNumberOfSharesAvailableForGrant	0	shares
	sbsi	Share Based Compensation Arrangement By Share Based Payment Award Granted In Period Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardGrantedInPeriodNumberOfSharesAvailableForGrant	0	shares
	sbsi	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant Forfeited ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrantForfeited	18858	shares
	sbsi	Share Based Compensation Arrangement By Share Based Payment Award Stock Awards Vested In Period Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardStockAwardsVestedInPeriodNumberOfSharesAvailableForGrant	0	shares
CY2013Q2	sbsi	Specifically Reserved Loans Or Loan Relationships Threshold SpecificallyReservedLoansOrLoanRelationshipsThreshold	50000	USD
CY2013Q2	sbsi	Stateand Political Subdivisions Securities Reclassified From Available For Sale To Held To Maturity Fair Value StateandPoliticalSubdivisionsSecuritiesReclassifiedFromAvailableForSaleToHeldToMaturityFairValue	232220000	USD
	sbsi	Stock Dividends Percentage Of Common Stock StockDividendsPercentageOfCommonStock	0.05	Rate
	sbsi	Stock Dividends Percentage Of Common Stock StockDividendsPercentageOfCommonStock	0.05	Rate
	sbsi	Stock Dividends Percentage Of Common Stock StockDividendsPercentageOfCommonStock	0.05
CY2013Q2	sbsi	Subtotal Subtotal	503740000	USD
CY2013Q2	sbsi	Subtotal Of Held To Maturity Securities Debt Maturities SubtotalOfHeldToMaturitySecuritiesDebtMaturities	302775000	USD
CY2013Q2	sbsi	Total Held To Maturities Debt Maturities By Date And Maturity Date TotalHeldToMaturitiesDebtMaturitiesByDateAndMaturityDate	530094000	USD
CY2013Q2	sbsi	Trust Preferred Securities Amortized Cost TrustPreferredSecuritiesAmortizedCost	2702000	USD
CY2013Q2	sbsi	Trust Preferred Securities Fair Value TrustPreferredSecuritiesFairValue	1144000	USD
CY2012Q2	sbsi	Unrealized Gain Loss On Investments Fair Value UnrealizedGainLossOnInvestmentsFairValue	0	USD
CY2013Q2	sbsi	Unrealized Gain Loss On Investments Fair Value UnrealizedGainLossOnInvestmentsFairValue	0	USD
	sbsi	Unrealized Gain Loss On Investments Fair Value UnrealizedGainLossOnInvestmentsFairValue	0	USD
	sbsi	Unrealized Gain Loss On Investments Fair Value UnrealizedGainLossOnInvestmentsFairValue	0	USD
CY2012Q4	sbsi	Unsettled Issuancesof Brokered C Ds UnsettledIssuancesofBrokeredCDs	0	USD
CY2013Q2	sbsi	Unsettled Issuancesof Brokered C Ds UnsettledIssuancesofBrokeredCDs	11069000	USD
CY2012Q2	sbsi	Unsettled Issuancesof Brokered C Ds UnsettledIssuancesofBrokeredCDs	0	USD
CY2012Q4	sbsi	Unsettled Trades To Purchase Securities Liability UnsettledTradesToPurchaseSecuritiesLiability	10047000	USD
CY2013Q2	sbsi	Unsettled Trades To Purchase Securities Liability UnsettledTradesToPurchaseSecuritiesLiability	27814000	USD
CY2012Q2	sbsi	Unsettled Trades To Purchase Securities Liability UnsettledTradesToPurchaseSecuritiesLiability	42300000	USD
CY2012Q2	sbsi	Unsettled Trades To Sell Securities UnsettledTradesToSellSecurities	1071000	USD
CY2013Q2	sbsi	Unsettled Trades To Sell Securities UnsettledTradesToSellSecurities	0	USD
CY2012Q4	sbsi	Unsettled Trades To Sell Securities UnsettledTradesToSellSecurities	0	USD
CY2013Q2	sbsi	Value Of Mortgage Backed Securities Purchased At Premium Percentage ValueOfMortgageBackedSecuritiesPurchasedAtPremiumPercentage	1.11111
CY2009	sbsi	Writedown Carry Amount Pooled Trust Preferred Securities Recognized In Earnings WritedownCarryAmountPooledTrustPreferredSecuritiesRecognizedInEarnings	3000000	USD
CY2010	sbsi	Writedown Carry Amount Pooled Trust Preferred Securities Recognized In Earnings WritedownCarryAmountPooledTrustPreferredSecuritiesRecognizedInEarnings	75000	USD
CY2012	sbsi	Writedown Carry Amount Pooled Trust Preferred Securities Recognized In Earnings WritedownCarryAmountPooledTrustPreferredSecuritiesRecognizedInEarnings	181000	USD
CY2011	sbsi	Writedown Carry Amount Pooled Trust Preferred Securities Recognized In Earnings WritedownCarryAmountPooledTrustPreferredSecuritiesRecognizedInEarnings	0	USD
	sbsi	Writedown Carry Amount Pooled Trust Preferred Securities Recognized In Earnings WritedownCarryAmountPooledTrustPreferredSecuritiesRecognizedInEarnings	181000	USD
	sbsi	Writedown Carry Amount Pooled Trust Preferred Securities Recognized In Earnings WritedownCarryAmountPooledTrustPreferredSecuritiesRecognizedInEarnings	42000	USD
	sbsi	Years Of Option To Fund From Advance Commitment Lower Range YearsOfOptionToFundFromAdvanceCommitmentLowerRange	P1Y6M
	sbsi	Years Of Option To Fund From Advance Commitment Upper Range YearsOfOptionToFundFromAdvanceCommitmentUpperRange	P2Y
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2013
	dei	Document Period End Date DocumentPeriodEndDate	2013-06-30
	dei	Document Type DocumentType	10-Q
	dei	Entity Central Index Key EntityCentralIndexKey	0000705432
CY2013Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	17866716	shares
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
	dei	Entity Registrant Name EntityRegistrantName	SOUTHSIDE BANCSHARES INC
	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	No

Files In Submission

Name	View Source	Status
0000705432-13-000070-index-headers.html	Edgar Link	pending
0000705432-13-000070-index.html	Edgar Link	pending
0000705432-13-000070.txt	Edgar Link	pending
0000705432-13-000070-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
R1.htm	Edgar Link	pending
R1.xml	Edgar Link	unprocessable
R10.htm	Edgar Link	pending
R10.xml	Edgar Link	unprocessable
R11.htm	Edgar Link	pending
R11.xml	Edgar Link	unprocessable
R12.htm	Edgar Link	pending
R12.xml	Edgar Link	unprocessable
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$SBSI
SOUTHSIDE BANCSHARES INC Stock $sbsi

2013 Q2 Form 10-Q Financial Statement

#000070543213000070 Filed on August 07, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SBSI SOUTHSIDE BANCSHARES INC Stock $sbsi

2013 Q2 Form 10-Q Financial Statement

#000070543213000070 Filed on August 07, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SBSI
SOUTHSIDE BANCSHARES INC Stock $sbsi