$SBSI
SOUTHSIDE BANCSHARES INC Stock $sbsi

$sbsi Overview Financials Valuation SEC Filings Company Website

2012 Q4 Form 10-Q Financial Statement

#000070543212000044 Filed on November 07, 2012

Income Statement

Concept	2012 Q4	2012 Q3	2011 Q3
Revenue	$26.40M	$28.46M	$32.65M
YoY Change	-19.41%	-12.83%
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	$900.0K
YoY Change	0.0%	0.0%	12.5%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$5.822M	$6.456M	$8.637M
YoY Change	-28.92%	-25.25%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$9.572M	$10.17M	$10.60M
YoY Change	-20.45%	-4.11%	-29.84%
Income Tax	$1.352M	$1.558M	$2.038M
% Of Pretax Income	14.12%	15.33%	19.22%
Net Earnings	$8.220M	$8.607M	$8.563M
YoY Change	-14.04%	0.51%	-22.51%
Net Earnings / Revenue	31.14%	30.24%	26.22%
Basic Earnings Per Share	$0.45	$0.47	$0.50
Diluted Earnings Per Share	$0.45	$0.47	$0.50
COMMON SHARES
Basic Shares Outstanding	17.37M shares	18.23M shares	17.28M shares
Diluted Shares Outstanding		18.25M shares	17.29M shares

Balance Sheet

Concept	2012 Q4	2012 Q3	2011 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$150.6M	$132.0M	$47.13M
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	$50.08M	$49.93M	$50.50M
YoY Change	-1.03%	-1.14%	1.81%
Goodwill	$22.03M	$22.03M
YoY Change	0.0%
Intangibles	$324.0K	$369.0K
YoY Change	-37.93%
Long-Term Investments
YoY Change
Other Assets	$4.100M		$0.00
YoY Change			-100.0%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$3.237B	$3.221B	$3.212B
YoY Change	-2.01%	0.29%	6.44%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$152.2M	$153.0M	$5.200M
YoY Change	-58.3%	2842.35%	-14.75%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$1.200M	$1.700M	$5.200M
YoY Change	-62.5%	-67.31%	-14.75%
LONG-TERM LIABILITIES
Long-Term Debt	$60.30M	$60.30M	$60.30M
YoY Change	0.0%	0.0%	0.0%
Other Long-Term Liabilities	$46.10M	$46.20M	$23.20M
YoY Change	36.39%	99.14%	-40.51%
Total Long-Term Liabilities	$106.4M	$106.5M	$83.50M
YoY Change	13.07%	27.54%	-15.91%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.200M	$1.700M	$5.200M
Total Long-Term Liabilities	$106.4M	$106.5M	$83.50M
Total Liabilities	$2.980B	$2.945B	$2.953B
YoY Change	-2.14%	-0.28%	5.62%
SHAREHOLDERS EQUITY
Retained Earnings	$70.71M	$71.69M
YoY Change	-2.67%
Common Stock	$219.9M	$218.7M
YoY Change	9.99%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$35.79M	$28.38M
YoY Change	26.13%
Treasury Stock Shares	2.379M shares	2.024M shares
Shareholders Equity	$257.8M	$276.6M	$259.2M
YoY Change
Total Liabilities & Shareholders Equity	$3.237B	$3.221B	$3.212B
YoY Change	-2.01%	0.29%	6.44%

Cashflow Statement

Concept	2012 Q4	2012 Q3	2011 Q3
OPERATING ACTIVITIES
Net Income	$8.220M	$8.607M	$8.563M
YoY Change	-14.04%	0.51%	-22.51%
Depreciation, Depletion And Amortization	$900.0K	$900.0K	$900.0K
YoY Change	0.0%	0.0%	12.5%
Cash From Operating Activities	$9.000M	$23.90M	$20.90M
YoY Change	-46.75%	14.35%	69.92%
INVESTING ACTIVITIES
Capital Expenditures	-$1.100M	-$600.0K	-$800.0K
YoY Change	22.22%	-25.0%	-60.0%
Acquisitions
YoY Change
Other Investing Activities	-$10.10M	$175.3M	-$97.90M
YoY Change	-90.06%	-279.06%	32533.33%
Cash From Investing Activities	-$11.10M	$174.7M	-$98.60M
YoY Change	-89.18%	-277.18%	4186.96%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	20.90M	-172.8M	76.40M
YoY Change	-74.45%	-326.18%	233.62%
NET CHANGE
Cash From Operating Activities	9.000M	23.90M	20.90M
Cash From Investing Activities	-11.10M	174.7M	-98.60M
Cash From Financing Activities	20.90M	-172.8M	76.40M
Net Change In Cash	18.80M	25.80M	-1.300M
YoY Change	-582.05%	-2084.62%	-103.95%
FREE CASH FLOW
Cash From Operating Activities	$9.000M	$23.90M	$20.90M
Capital Expenditures	-$1.100M	-$600.0K	-$800.0K
Free Cash Flow	$10.10M	$24.50M	$21.70M
YoY Change	-43.26%	12.9%	51.75%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	us-gaap	Equipment Expense EquipmentExpense	1558000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	3386000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	3611000	USD
CY2012Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	14527000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	14721000	USD
CY2011Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	176791000	USD
CY2012Q3	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	194485000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	303000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	143000	USD
	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	2000	USD
	us-gaap	Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation	11000	USD
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	35354000	USD
	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	26175000	USD
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	10000	shares
CY2011Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	29000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	7000	shares
CY2012Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	16000	shares
CY2012Q3	us-gaap	Assets Assets	3221085000	USD
CY2011Q4	us-gaap	Assets Assets	3303817000	USD
CY2012Q3	us-gaap	Available For Sale Securities AvailableForSaleSecurities	558634000	USD
CY2011Q4	us-gaap	Available For Sale Securities AvailableForSaleSecurities	282956000	USD
CY2012Q3	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	1371264000	USD
CY2011Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	943867000	USD
CY2011Q4	us-gaap	Available For Sale Securities And Held To Maturity Securities AvailableForSaleSecuritiesAndHeldToMaturitySecurities	647759000	USD
CY2012Q3	us-gaap	Available For Sale Securities And Held To Maturity Securities AvailableForSaleSecuritiesAndHeldToMaturitySecurities	0	USD
CY2011Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	155967000	USD
CY2012Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	165632000	USD
CY2012Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	156724000	USD
CY2011Q3	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	672000	USD
CY2011Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	149839000	USD
CY2012Q3	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	8908000	USD
CY2011Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	6128000	USD
CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	84416000	USD
CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	88143000	USD
CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	13410000	USD
CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	13813000	USD
CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	424697000	USD
CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	452625000	USD
CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	1371264000	USD
CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	4031000	USD
CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	4053000	USD
CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	844710000	USD
CY2012Q3	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	865952000	USD
	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	9100000	USD
	us-gaap	Available For Sale Securities Gross Realized Gain Loss Net AvailableForSaleSecuritiesGrossRealizedGainLossNet	13600000	USD
	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	9200000	USD
	us-gaap	Available For Sale Securities Gross Realized Gains AvailableForSaleSecuritiesGrossRealizedGains	13800000	USD
	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	174000	USD
	us-gaap	Available For Sale Securities Gross Realized Losses AvailableForSaleSecuritiesGrossRealizedLosses	121000	USD
CY2012Q3	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses2	2085000	USD
CY2011Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses2	2495000	USD
CY2011Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses2	3291000	USD
CY2012Q3	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses2	2790000	USD
CY2011Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses2	796000	USD
CY2012Q3	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses2	705000	USD
	us-gaap	Availableforsale Securities Gross Realized Gain Loss Excluding Other Than Temporary Impairments AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments	13571000	USD
	us-gaap	Availableforsale Securities Gross Realized Gain Loss Excluding Other Than Temporary Impairments AvailableforsaleSecuritiesGrossRealizedGainLossExcludingOtherThanTemporaryImpairments	9080000	USD
CY2012Q3	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	56112000	USD
CY2011Q4	us-gaap	Availableforsale Securities Gross Unrealized Gain AvailableforsaleSecuritiesGrossUnrealizedGain	58506000	USD
CY2012Q3	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	260000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	780000	USD
CY2011Q3	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	288000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	835000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	43238000	USD
CY2012Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	131972000	USD
CY2011Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	47131000	USD
CY2010Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	79073000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	88734000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-31942000	USD
CY2012Q3	us-gaap	Cash And Due From Banks CashAndDueFromBanks	44670000	USD
CY2011Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	40989000	USD
CY2012Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2011Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.58
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.52
CY2011Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1.25
CY2012Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1.25
CY2012Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	40000000	shares
CY2011Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	40000000	shares
CY2011Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	18517101	shares
CY2012Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	19397673	shares
CY2011Q4	us-gaap	Common Stock Value CommonStockValue	23146000	USD
CY2012Q3	us-gaap	Common Stock Value CommonStockValue	24247000	USD
CY2012Q3	us-gaap	Communication Communication	416000	USD
	us-gaap	Communication Communication	1267000	USD
CY2011Q3	us-gaap	Communication Communication	285000	USD
	us-gaap	Communication Communication	967000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	26281000	USD
CY2011Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	19917000	USD
CY2012Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	16188000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	56270000	USD
CY2012Q3	us-gaap	Contractual Obligation ContractualObligation	142685000	USD
CY2011Q4	us-gaap	Contractual Obligation ContractualObligation	116028000	USD
CY2011Q4	us-gaap	Contractual Obligation Due In Next Twelve Months ContractualObligationDueInNextTwelveMonths	85737000	USD
CY2012Q3	us-gaap	Contractual Obligation Due In Next Twelve Months ContractualObligationDueInNextTwelveMonths	89498000	USD
CY2011Q4	us-gaap	Contractual Obligation Due In Second And Third Year ContractualObligationDueInSecondAndThirdYear	30291000	USD
CY2012Q3	us-gaap	Contractual Obligation Due In Second And Third Year ContractualObligationDueInSecondAndThirdYear	53187000	USD
CY2012Q3	us-gaap	Debt Weighted Average Interest Rate DebtWeightedAverageInterestRate	0.0166
CY2012Q3	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	1359000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	3458000	USD
CY2012Q3	us-gaap	Deposits Deposits	2301817000	USD
CY2011Q4	us-gaap	Deposits Deposits	2321671000	USD
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	2515000	USD
	us-gaap	Depreciation Nonproduction DepreciationNonproduction	2706000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	9908000	USD
	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	8414000	USD
	us-gaap	Dividends Common Stock Stock DividendsCommonStockStock	0	USD
	us-gaap	Dividends Common Stock Stock DividendsCommonStockStock	0	USD
CY2012Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.50
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.71
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.53
CY2011Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.50
CY2012Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.50
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.71
CY2011Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.50
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.53
	us-gaap	Employee Service Share Based Compensation Cash Received From Exercise Of Stock Options EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions	25000000	USD
	us-gaap	Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	2000000	USD
	us-gaap	Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	11000000	USD
	us-gaap	Employee Service Share Based Compensation Cash Received From Exercise Of Stock Options EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions	9000000	USD
	us-gaap	Equipment Expense EquipmentExpense	1570000	USD
CY2012Q3	us-gaap	Equipment Expense EquipmentExpense	506000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	2000	USD
CY2011Q3	us-gaap	Equipment Expense EquipmentExpense	540000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	11000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	0	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	11000	USD
	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss Included In Investment Income FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLossIncludedInInvestmentIncome	0	USD
CY2012Q3	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss Included In Investment Income FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLossIncludedInInvestmentIncome	0	USD
	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss Included In Other Income FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLossIncludedInOtherIncome	0	USD
CY2012Q3	us-gaap	Fair Value Assets Measured On Recurring Basis Change In Unrealized Gain Loss Included In Other Income FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLossIncludedInOtherIncome	0	USD
	us-gaap	Fair Value Assets Measured On Recurring Basis Gain Loss Included In Other Income FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInOtherIncome	0	USD
	us-gaap	Fair Value Assets Measured On Recurring Basis Gain Loss Included In Other Income FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInOtherIncome	-181000	USD
CY2012Q3	us-gaap	Fair Value Assets Measured On Recurring Basis Gain Loss Included In Other Income FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInOtherIncome	0	USD
CY2011Q3	us-gaap	Fair Value Assets Measured On Recurring Basis Gain Loss Included In Other Income FairValueAssetsMeasuredOnRecurringBasisGainLossIncludedInOtherIncome	0	USD
	us-gaap	Fair Value Measured On Recurring Basis Gain Loss Included In Earnings FairValueMeasuredOnRecurringBasisGainLossIncludedInEarnings	0	USD
	us-gaap	Fair Value Measured On Recurring Basis Gain Loss Included In Earnings FairValueMeasuredOnRecurringBasisGainLossIncludedInEarnings	7357000	USD
CY2011Q3	us-gaap	Fair Value Measured On Recurring Basis Gain Loss Included In Earnings FairValueMeasuredOnRecurringBasisGainLossIncludedInEarnings	3274000	USD
CY2012Q3	us-gaap	Fair Value Measured On Recurring Basis Gain Loss Included In Earnings FairValueMeasuredOnRecurringBasisGainLossIncludedInEarnings	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	0	USD
CY2012Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Instruments Classified In Shareholders Equity Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisInstrumentsClassifiedInShareholdersEquityGainLossIncludedInOtherComprehensiveIncomeLoss	-181000	USD
CY2012Q3	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Instruments Classified In Shareholders Equity Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisInstrumentsClassifiedInShareholdersEquityGainLossIncludedInOtherComprehensiveIncomeLoss	0	USD
CY2011Q3	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	212000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	1710000	USD
CY2012Q3	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	429000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	1313000	USD
CY2012Q3	us-gaap	Federal Funds Purchased And Securities Sold Under Agreements To Repurchase FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	1468000	USD
CY2011Q4	us-gaap	Federal Funds Purchased And Securities Sold Under Agreements To Repurchase FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase	2945000	USD
CY2011Q4	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	260724000	USD
CY2012Q3	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	381868000	USD
CY2012Q3	us-gaap	Federal Home Loan Bank Advances Short Term FederalHomeLoanBankAdvancesShortTerm	151315000	USD
CY2011Q4	us-gaap	Federal Home Loan Bank Advances Short Term FederalHomeLoanBankAdvancesShortTerm	361811000	USD
CY2012Q3	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	33939000	USD
CY2011Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	33869000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	1171000	USD
CY2012Q3	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	3907000	USD
CY2011Q3	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	4098000	USD
	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	11493000	USD
	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	2051000	USD
	us-gaap	Fees And Commissions Depositor Accounts FeesAndCommissionsDepositorAccounts	12005000	USD
CY2012Q3	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	705000	USD
	us-gaap	Fees And Commissions Fiduciary And Trust Activities FeesAndCommissionsFiduciaryAndTrustActivities	1968000	USD
CY2010Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20711000	USD
CY2011Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	18189000	USD
CY2012Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20848000	USD
CY2012Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	20194000	USD
CY2011Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	18540000	USD
CY2011Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	19409000	USD
CY2012Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	16993000	USD
CY2011Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	14788000	USD
CY2012Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	3855000	USD
CY2011Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	3752000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	2276000	USD
CY2012Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	451000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	1881000	USD
CY2011Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	505000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	10250000	USD
CY2012Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	3062000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	8064000	USD
CY2011Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	3179000	USD
CY2012Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1186017000	USD
CY2011Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1051152000	USD
CY2012Q3	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	35578000	USD
CY2011Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	36078000	USD
CY2011Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	2109000	USD
CY2012Q3	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	2897000	USD
CY2012Q3	us-gaap	Financing Receivable Recorded Investment30 To59 Days Past Due FinancingReceivableRecordedInvestment30To59DaysPastDue	7089000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment30 To59 Days Past Due FinancingReceivableRecordedInvestment30To59DaysPastDue	11570000	USD
CY2012Q3	us-gaap	Financing Receivable Recorded Investment60 To89 Days Past Due FinancingReceivableRecordedInvestment60To89DaysPastDue	1826000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment60 To89 Days Past Due FinancingReceivableRecordedInvestment60To89DaysPastDue	2582000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	5000	USD
CY2012Q3	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	9000	USD
CY2012Q3	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	1200792000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	1062774000	USD
CY2012Q3	us-gaap	Financing Receivable Recorded Investment Equal To Greater Than90 Days Past Due FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue	11888000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Equal To Greater Than90 Days Past Due FinancingReceivableRecordedInvestmentEqualToGreaterThan90DaysPastDue	10304000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	10299000	USD
CY2012Q3	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	11879000	USD
CY2012Q3	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	20803000	USD
CY2011Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	24456000	USD
CY2011Q4	us-gaap	Foreclosed Assets ForeclosedAssets	322000	USD
CY2012Q3	us-gaap	Foreclosed Assets ForeclosedAssets	322000	USD
	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	13571000	USD
	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	9080000	USD
CY2012Q3	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	4302000	USD
CY2011Q3	us-gaap	Gain Loss On Sale Of Securities Net GainLossOnSaleOfSecuritiesNet	3609000	USD
CY2012Q3	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	314000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	743000	USD
CY2011Q3	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	402000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	967000	USD
	us-gaap	Gains Losses On Sales Of Assets GainsLossesOnSalesOfAssets	0	USD
	us-gaap	Gains Losses On Sales Of Assets GainsLossesOnSalesOfAssets	3000	USD
	us-gaap	Gains Losses On Sales Of Other Assets GainsLossesOnSalesOfOtherAssets	0	USD
	us-gaap	Gains Losses On Sales Of Other Assets GainsLossesOnSalesOfOtherAssets	-90000	USD
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	-242000	USD
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	-2000	USD
CY2011Q4	us-gaap	Goodwill Goodwill	22034000	USD
CY2012Q3	us-gaap	Goodwill Goodwill	22034000	USD
CY2011Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	367127000	USD
CY2012Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	294309000	USD
CY2012Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses	0	USD
CY2011Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses	0	USD
CY2011Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses	54000	USD
CY2012Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAggregateLosses	2000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	8918000	USD
CY2012Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	332000	USD
CY2012Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses	2000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses	54000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	8918000	USD
CY2012Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	332000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	0	USD
CY2012Q3	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	0	USD
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	0	USD
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	0	USD
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	0	USD
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	0	USD
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	1155000	USD
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	1009000	USD
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmount	294309000	USD
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	USD
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	0	USD
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	303987000	USD
CY2012Q3	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	293300000	USD
CY2012Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	305142000	USD
CY2011Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	383291000	USD
CY2012Q3	us-gaap	Heldtomaturity Securities Unrecognized Holding Gain HeldtomaturitySecuritiesUnrecognizedHoldingGain	10835000	USD
CY2011Q4	us-gaap	Heldtomaturity Securities Unrecognized Holding Gain HeldtomaturitySecuritiesUnrecognizedHoldingGain	16218000	USD
CY2011Q3	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	13580000	USD
CY2012Q3	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	13187000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	13144000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	15019000	USD
CY2012Q3	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	450000	USD
CY2011Q3	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	224000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	1050000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	1029000	USD
CY2011Q3	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	115000	USD
CY2012Q3	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	251000	USD
	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	455000	USD
	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	442000	USD
CY2011Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	12370000	USD
CY2012Q3	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	14743000	USD
CY2011Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	2639000	USD
CY2012Q3	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	3266000	USD
CY2011Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	14247000	USD
CY2012Q3	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	16988000	USD
CY2011Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	4000	USD
CY2012Q3	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	2000	USD
CY2011Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	12366000	USD
CY2012Q3	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	14741000	USD
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2012Q3	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	21000	USD
CY2011Q3	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	184000	USD
	us-gaap	Impairment Of Real Estate ImpairmentOfRealEstate	28000	USD
CY2012Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	10165000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	32731000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	38852000	USD
CY2011Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	10601000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6256000	USD
CY2011Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2038000	USD
CY2012Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1558000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7924000	USD
	us-gaap	Income Taxes Paid IncomeTaxesPaid	11200000	USD
	us-gaap	Income Taxes Paid IncomeTaxesPaid	6500000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-4698000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	-2076000	USD
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-561000	USD
	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	1988000	USD
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	-847000	USD
	us-gaap	Increase Decrease In Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Net IncreaseDecreaseInFederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchaseNet	-1477000	USD
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-559000	USD
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-861000	USD
	us-gaap	Increase Decrease In Mortgage Loans Held For Sale IncreaseDecreaseInMortgageLoansHeldForSale	-1092000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	2413000	USD
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	12000	shares
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-1683000	USD
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	3598000	USD
	us-gaap	Increase Decrease In Mortgage Loans Held For Sale IncreaseDecreaseInMortgageLoansHeldForSale	-2394000	USD
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	30099000	USD
	sbsi	Atm And Debit Card Expense AtmAndDebitCardExpense	716000	USD
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	-178046000	USD
CY2011Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	7000	shares
CY2012Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	14000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	7000	shares
CY2012Q3	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	369000	USD
CY2011Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	522000	USD
CY2011Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	32653000	USD
CY2012Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	28464000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	89622000	USD
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	98282000	USD
CY2012Q3	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	17847000	USD
CY2011Q3	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	16229000	USD
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	52143000	USD
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	50630000	USD
	us-gaap	Interest And Other Income InterestAndOtherIncome	47455000	USD
	us-gaap	Interest And Other Income InterestAndOtherIncome	37270000	USD
CY2011Q3	us-gaap	Interest And Other Income InterestAndOtherIncome	16372000	USD
CY2012Q3	us-gaap	Interest And Other Income InterestAndOtherIncome	10556000	USD
CY2012Q3	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1734755000	USD
CY2011Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1816077000	USD
CY2012Q3	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	87302000	USD
CY2011Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	2249000	USD
CY2011Q3	us-gaap	Interest Expense InterestExpense	8637000	USD
	us-gaap	Interest Expense InterestExpense	21073000	USD
CY2012Q3	us-gaap	Interest Expense InterestExpense	6456000	USD
	us-gaap	Interest Expense InterestExpense	27440000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	11966000	USD
CY2012Q3	us-gaap	Interest Expense Deposits InterestExpenseDeposits	2455000	USD
CY2011Q3	us-gaap	Interest Expense Deposits InterestExpenseDeposits	3879000	USD
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	8615000	USD
CY2012Q3	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	2450000	USD
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	7581000	USD
CY2011Q3	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	3115000	USD
	us-gaap	Interest Expense Long Term Debt InterestExpenseLongTermDebt	10397000	USD
CY2012Q3	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	1551000	USD
	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	4877000	USD
	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	5077000	USD
CY2011Q3	us-gaap	Interest Expense Short Term Borrowings InterestExpenseShortTermBorrowings	1643000	USD
CY2012Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	18743000	USD
CY2011Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	22562000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	60058000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	65390000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	70842000	USD
CY2012Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	22008000	USD
CY2011Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	24016000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	68549000	USD
CY2011Q3	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	13292000	USD
	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	37899000	USD
CY2012Q3	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	6695000	USD
	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	27730000	USD
	us-gaap	Interest Income Securities State And Municipal InterestIncomeSecuritiesStateAndMunicipal	9489000	USD
	us-gaap	Interest Income Securities State And Municipal InterestIncomeSecuritiesStateAndMunicipal	9525000	USD
CY2012Q3	us-gaap	Interest Income Securities State And Municipal InterestIncomeSecuritiesStateAndMunicipal	3847000	USD
CY2011Q3	us-gaap	Interest Income Securities State And Municipal InterestIncomeSecuritiesStateAndMunicipal	3073000	USD
CY2011Q3	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	3069000	USD
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	9507000	USD
CY2012Q3	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	3839000	USD
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	9467000	USD
CY2011Q3	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	11000	USD
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	49000	USD
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	73000	USD
CY2012Q3	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	22000	USD
	us-gaap	Interest Income Securities Us Treasury InterestIncomeSecuritiesUSTreasury	0	USD
	us-gaap	Interest Income Securities Us Treasury InterestIncomeSecuritiesUSTreasury	6000	USD
CY2011Q3	us-gaap	Interest Income Securities Us Treasury InterestIncomeSecuritiesUSTreasury	0	USD
CY2012Q3	us-gaap	Interest Income Securities Us Treasury InterestIncomeSecuritiesUSTreasury	0	USD
	us-gaap	Interest Paid InterestPaid	21633000	USD
	us-gaap	Interest Paid InterestPaid	28301000	USD
CY2012Q3	us-gaap	Interest Receivable InterestReceivable	14728000	USD
CY2011Q4	us-gaap	Interest Receivable InterestReceivable	19426000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	34593000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	35894000	USD
CY2011Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	11280000	USD
CY2012Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	11919000	USD
CY2012Q3	us-gaap	Liabilities Liabilities	2944512000	USD
CY2011Q4	us-gaap	Liabilities Liabilities	3044890000	USD
CY2012Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3221085000	USD
CY2011Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3303817000	USD
CY2012Q3	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	20848000	USD
CY2011Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	18540000	USD
CY2012Q3	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1221595000	USD
CY2011Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1087230000	USD
CY2012Q3	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0	USD
CY2011Q4	us-gaap	Loans And Leases Receivable Impaired Commitment To Lend LoansAndLeasesReceivableImpairedCommitmentToLend	0	USD
CY2012Q3	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	1200747000	USD
CY2011Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	1068690000	USD
CY2011Q4	us-gaap	Loans Receivable Held For Sale Net LoansReceivableHeldForSaleNet	3552000	USD
CY2012Q3	us-gaap	Loans Receivable Held For Sale Net LoansReceivableHeldForSaleNet	1158000	USD
CY2011Q4	us-gaap	Long Term Debt LongTermDebt	321035000	USD
CY2012Q3	us-gaap	Long Term Debt LongTermDebt	442179000	USD
CY2011Q3	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	591000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	1813000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	1694000	USD
CY2012Q3	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	606000	USD
	us-gaap	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	475000	USD
	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	4750000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	150077000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-120159000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	148330000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-238724000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	60563000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	56705000	USD
	us-gaap	Net Income Loss NetIncomeLoss	26475000	USD
	us-gaap	Net Income Loss NetIncomeLoss	29570000	USD
CY2011Q3	us-gaap	Net Income Loss NetIncomeLoss	8563000	USD
CY2012Q3	us-gaap	Net Income Loss NetIncomeLoss	8607000	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	1358000	USD
CY2011Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	0	USD
CY2012Q3	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	0	USD
	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	0	USD
CY2012Q3	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	567062000	USD
CY2011Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	505594000	USD
CY2011Q3	us-gaap	Noninterest Expense NoninterestExpense	17696000	USD
	us-gaap	Noninterest Expense NoninterestExpense	56694000	USD
	us-gaap	Noninterest Expense NoninterestExpense	54544000	USD
CY2012Q3	us-gaap	Noninterest Expense NoninterestExpense	19076000	USD
	us-gaap	Noninterest Expense Directors Fees NoninterestExpenseDirectorsFees	802000	USD
CY2011Q3	us-gaap	Noninterest Expense Directors Fees NoninterestExpenseDirectorsFees	193000	USD
	us-gaap	Noninterest Expense Directors Fees NoninterestExpenseDirectorsFees	584000	USD
	sbsi	Gain On Sale Of Securities Carried At Fair Value Through Income GainOnSaleOfSecuritiesCarriedAtFairValueThroughIncome	592000	USD
	sbsi	Gain On Sale Of Securities Carried At Fair Value Through Income GainOnSaleOfSecuritiesCarriedAtFairValueThroughIncome	-498000	USD
CY2012Q3	us-gaap	Noninterest Expense Directors Fees NoninterestExpenseDirectorsFees	261000	USD
CY2011Q3	us-gaap	Noninterest Income NoninterestIncome	5735000	USD
	us-gaap	Noninterest Income NoninterestIncome	29367000	USD
CY2012Q3	us-gaap	Noninterest Income NoninterestIncome	10498000	USD
	us-gaap	Noninterest Income NoninterestIncome	28006000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	3439000	USD
CY2012Q3	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1205000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	3021000	USD
CY2011Q3	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	957000	USD
CY2012Q3	us-gaap	Notes Receivable Net NotesReceivableNet	15815000	USD
CY2011Q4	us-gaap	Notes Receivable Net NotesReceivableNet	13188000	USD
	us-gaap	Occupancy Net OccupancyNet	5365000	USD
CY2012Q3	us-gaap	Occupancy Net OccupancyNet	1980000	USD
CY2011Q3	us-gaap	Occupancy Net OccupancyNet	1866000	USD
	us-gaap	Occupancy Net OccupancyNet	5589000	USD
CY2012Q3	us-gaap	Other Assets OtherAssets	45254000	USD
CY2011Q4	us-gaap	Other Assets OtherAssets	45859000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax	11000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax	10000	USD
	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax	32000	USD
	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax	33000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	11167000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	37922000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-1784000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	17113000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	7259000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	24649000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-1159000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	11123000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	3908000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	13273000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-625000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	5990000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	11662000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	38988000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-300000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	17468000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-194000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	25342000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	11354000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	7581000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-300000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	11662000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	38988000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	17468000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-9080000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-495000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-1066000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-1484000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-355000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-322000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-693000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-965000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-231000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-173000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-373000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-519000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-124000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-13571000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-4302000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-3609000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-2796000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-5902000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-8821000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax	-2346000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	-1506000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	-3178000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	-4750000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	-1263000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Write Down Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForWriteDownOfSecuritiesIncludedInNetIncomeTax	63000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Write Down Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForWriteDownOfSecuritiesIncludedInNetIncomeTax	0	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Write Down Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForWriteDownOfSecuritiesIncludedInNetIncomeTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Write Down Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForWriteDownOfSecuritiesIncludedInNetIncomeTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Writedown Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForWritedownOfSecuritiesIncludedInNetIncomeBeforeTax	181000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Writedown Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForWritedownOfSecuritiesIncludedInNetIncomeBeforeTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Writedown Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForWritedownOfSecuritiesIncludedInNetIncomeBeforeTax	0	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Writedown Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForWritedownOfSecuritiesIncludedInNetIncomeBeforeTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Writedown Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForWritedownOfSecuritiesIncludedInNetIncomeNetOfTax	118000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Writedown Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForWritedownOfSecuritiesIncludedInNetIncomeNetOfTax	0	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Writedown Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForWritedownOfSecuritiesIncludedInNetIncomeNetOfTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Writedown Of Securities Included In Net Income Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForWritedownOfSecuritiesIncludedInNetIncomeNetOfTax	0	USD
CY2012Q3	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	4081000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	13646000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	6114000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	-106000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostBeforeTax	505000	USD
	us-gaap	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostBeforeTax	1099000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostBeforeTax	366000	USD
	us-gaap	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostBeforeTax	1516000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	15469000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	47002000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	11446000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	20722000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	10055000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	30551000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	7440000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	13469000	USD
CY2012Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	5414000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	16451000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	4006000	USD
CY2011Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	7253000	USD
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	182000	USD
CY2011Q3	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	50000	USD
CY2012Q3	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	57000	USD
	us-gaap	Other Interest And Dividend Income OtherInterestAndDividendIncome	190000	USD
CY2011Q4	us-gaap	Other Investments And Securities At Cost OtherInvestmentsAndSecuritiesAtCost	2064000	USD
CY2012Q3	us-gaap	Other Investments And Securities At Cost OtherInvestmentsAndSecuritiesAtCost	2064000	USD
CY2011Q4	us-gaap	Other Liabilities OtherLiabilities	32555000	USD
CY2012Q3	us-gaap	Other Liabilities OtherLiabilities	28829000	USD
CY2012Q3	us-gaap	Other Long Term Debt OtherLongTermDebt	60311000	USD
CY2011Q4	us-gaap	Other Long Term Debt OtherLongTermDebt	60311000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	4987000	USD
CY2011Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1559000	USD
CY2012Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1745000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	4660000	USD
CY2011Q4	us-gaap	Other Real Estate OtherRealEstate	453000	USD
CY2012Q3	us-gaap	Other Real Estate OtherRealEstate	708000	USD
CY2011Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	219000	USD
CY2012Q3	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	219000	USD
CY2011Q3	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions Additional Credit Losses OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses	0	USD
CY2012Q3	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	0	USD
	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions Additional Credit Losses OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsAdditionalCreditLosses	181000	USD
CY2012Q3	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions No Previous Impairment OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment	0	USD
CY2011Q3	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions No Previous Impairment OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment	0	USD
	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions No Previous Impairment OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment	0	USD
	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Additions No Previous Impairment OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsAdditionsNoPreviousImpairment	0	USD
CY2011Q3	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	3075000	USD
CY2012Q2	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	3256000	USD
CY2012Q3	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	3256000	USD
CY2011Q2	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	3075000	USD
CY2011Q4	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	3075000	USD
CY2010Q4	us-gaap	Other Than Temporary Impairment Credit Losses Recognized In Earnings Credit Losses On Debt Securities Held OtherThanTemporaryImpairmentCreditLossesRecognizedInEarningsCreditLossesOnDebtSecuritiesHeld	3075000	USD
CY2011	us-gaap	Other Than Temporary Impairment Losses Investments Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities	3100000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities	3300000	USD
CY2011Q3	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	160000	USD
CY2012Q3	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	0	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities	2000000	USD
CY2011	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterestAvailableforsaleSecurities	2400000	USD
CY2012Q3	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	0	USD
CY2011Q3	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	181000	USD
CY2012Q3	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	0	USD
CY2011Q3	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	0	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	0	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net Availableforsale Securities OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities	-181000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	-27344000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	142126000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	8414000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	9908000	USD
	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	0	USD
	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	475000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	512910000	USD
	us-gaap	Payments To Acquire Available For Sale Securities PaymentsToAcquireAvailableForSaleSecurities	1446425000	USD
	us-gaap	Payments To Acquire Federal Reserve Stock PaymentsToAcquireFederalReserveStock	10806000	USD
	us-gaap	Payments To Acquire Federal Reserve Stock PaymentsToAcquireFederalReserveStock	12336000	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	11875000	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	0	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2036000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2951000	USD
CY2011Q4	us-gaap	Pledged Financial Instruments Not Separately Reported Securities Pledged PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged	1040000000	USD
CY2012Q3	us-gaap	Pledged Financial Instruments Not Separately Reported Securities Pledged PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledged	950900000	USD
	us-gaap	Postage Expense PostageExpense	543000	USD
CY2012Q3	us-gaap	Postage Expense PostageExpense	179000	USD
	us-gaap	Postage Expense PostageExpense	536000	USD
CY2011Q3	us-gaap	Postage Expense PostageExpense	178000	USD
CY2012Q3	us-gaap	Preferred Stock Dividends Per Share Cash Paid PreferredStockDividendsPerShareCashPaid	0.20
CY2011Q3	us-gaap	Preferred Stock Dividends Per Share Cash Paid PreferredStockDividendsPerShareCashPaid	0.18
	us-gaap	Preferred Stock Dividends Per Share Cash Paid PreferredStockDividendsPerShareCashPaid	0.52
	us-gaap	Preferred Stock Dividends Per Share Cash Paid PreferredStockDividendsPerShareCashPaid	0.58
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	12560845000	USD
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	8005080000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	860000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	963000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	279995000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	195097000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	34097000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	67162000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	745085000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	516571000	USD
	us-gaap	Proceeds From Sale Of Federal Reserve Stock ProceedsFromSaleOfFederalReserveStock	12266000	USD
	us-gaap	Proceeds From Sale Of Federal Reserve Stock ProceedsFromSaleOfFederalReserveStock	16461000	USD
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	3933000	USD
	us-gaap	Proceeds From Sale Of Foreclosed Assets ProceedsFromSaleOfForeclosedAssets	3416000	USD
	us-gaap	Proceeds From Sale Of Held To Maturity Securities ProceedsFromSaleOfHeldToMaturitySecurities	0	USD
	us-gaap	Proceeds From Sale Of Held To Maturity Securities ProceedsFromSaleOfHeldToMaturitySecurities	0	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	6000	USD
	us-gaap	Proceeds From Sale Of Wholly Owned Real Estate And Real Estate Acquired In Settlement Of Loans ProceedsFromSaleOfWhollyOwnedRealEstateAndRealEstateAcquiredInSettlementOfLoans	401000	USD
	us-gaap	Proceeds From Sale Of Wholly Owned Real Estate And Real Estate Acquired In Settlement Of Loans ProceedsFromSaleOfWhollyOwnedRealEstateAndRealEstateAcquiredInSettlementOfLoans	676000	USD
	us-gaap	Proceeds From Stock Plans ProceedsFromStockPlans	-4000	USD
CY2012Q3	us-gaap	Professional Fees ProfessionalFees	606000	USD
	us-gaap	Professional Fees ProfessionalFees	1547000	USD
CY2011Q3	us-gaap	Professional Fees ProfessionalFees	571000	USD
	us-gaap	Professional Fees ProfessionalFees	1583000	USD
	us-gaap	Profit Loss ProfitLoss	26475000	USD
	us-gaap	Profit Loss ProfitLoss	30928000	USD
CY2011Q3	us-gaap	Profit Loss ProfitLoss	8563000	USD
CY2012Q3	us-gaap	Profit Loss ProfitLoss	8607000	USD
CY2012Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	49925000	USD
CY2011Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	50595000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	8491000	USD
CY2012Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	3265000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	5452000	USD
CY2011Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1454000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-5452000	USD
CY2012Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-3265000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-8491000	USD
CY2011Q3	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	-1454000	USD
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	8004991000	USD
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	12650197000	USD
CY2012Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	71691000	USD
CY2011Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	72646000	USD
CY2012Q3	us-gaap	Securities Failed To Deliver SecuritiesFailedToDeliver	0	USD
CY2011Q4	us-gaap	Securities Failed To Deliver SecuritiesFailedToDeliver	0	USD
CY2011Q3	us-gaap	Securities Failed To Receive SecuritiesFailedToReceive	0	USD
CY2012Q3	us-gaap	Securities Failed To Receive SecuritiesFailedToReceive	17326000	USD
CY2011Q4	us-gaap	Securities Failed To Receive SecuritiesFailedToReceive	1196000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	143000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	303000	USD
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	1001069	shares
CY2012Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	823826	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	20000000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	7000000	USD
CY2012Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	798000000	USD
CY2012Q3	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Exercisable Options ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfExercisableOptions	49863	shares
CY2012Q3	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Number Of Outstanding Options ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions	344526	shares
CY2012Q3	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	250000000	USD
CY2012Q3	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Exercisable Options Weighted Average Exercise Price1 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeExercisableOptionsWeightedAverageExercisePrice1	16.79
CY2012Q3	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Outstanding Options Weighted Average Exercise Price Beginning Balance1 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1	19.49
	us-gaap	Sharebased Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Outstanding Options Weighted Average Remaining Contractual Term2 SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2	P9Y1M4D
CY2012Q3	us-gaap	Short Term Borrowings ShortTermBorrowings	153002000	USD
CY2011Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	364975000	USD
	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	45620	shares
	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	44352	shares
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	963000	USD
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	860000	USD
CY2012Q3	us-gaap	Stockholders Equity StockholdersEquity	276573000	USD
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	258927000	USD
CY2012Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	276573000	USD
CY2010Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	215574000	USD
CY2011Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	258927000	USD
CY2011Q3	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	259210000	USD
CY2012Q3	us-gaap	Supplies Expense SuppliesExpense	178000	USD
	us-gaap	Supplies Expense SuppliesExpense	559000	USD
	us-gaap	Supplies Expense SuppliesExpense	571000	USD
CY2011Q3	us-gaap	Supplies Expense SuppliesExpense	186000	USD
CY2011Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	2023838	shares
CY2012Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	2023838	shares
CY2012Q3	us-gaap	Treasury Stock Value TreasuryStockValue	28377000	USD
CY2011Q4	us-gaap	Treasury Stock Value TreasuryStockValue	28377000	USD
	us-gaap	Unrealized Gain Loss On Securities UnrealizedGainLossOnSecurities	0	USD
	us-gaap	Unrealized Gain Loss On Securities UnrealizedGainLossOnSecurities	7357000	USD
CY2011Q3	us-gaap	Unrealized Gain Loss On Securities UnrealizedGainLossOnSecurities	3274000	USD
CY2012Q3	us-gaap	Unrealized Gain Loss On Securities UnrealizedGainLossOnSecurities	0	USD
CY2011Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	17286000	shares
CY2012Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	17377000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	17354000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	17270000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	17342000	shares
CY2011Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	17279000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	17263000	shares
CY2012Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	17363000	shares
	sbsi	Adjustment To Pension Liability AdjustmentToPensionLiability	1484000	USD
	sbsi	Adjustment To Pension Liability AdjustmentToPensionLiability	1066000	USD
CY2011Q4	sbsi	Amount Of Allowance For Loan Losses Allocated AmountOfAllowanceForLoanLossesAllocated	2639000	USD
CY2012Q3	sbsi	Amount Of Allowance For Loan Losses Allocated AmountOfAllowanceForLoanLossesAllocated	3266000	USD
CY2012Q3	sbsi	Amount Of Optional Right To Receive Advances AmountOfOptionalRightToReceiveAdvances	110000000	USD
	sbsi	Atm And Debit Card Expense AtmAndDebitCardExpense	817000	USD
CY2011Q3	sbsi	Atm And Debit Card Expense AtmAndDebitCardExpense	235000	USD
CY2012Q3	sbsi	Atm And Debit Card Expense AtmAndDebitCardExpense	251000	USD
CY2011Q4	sbsi	Available For Sale Mortgage Backed Fair Value AvailableForSaleMortgageBackedFairValue	716126000	USD
CY2012Q3	sbsi	Available For Sale Mortgage Backed Fair Value AvailableForSaleMortgageBackedFairValue	865952000	USD
CY2012Q3	sbsi	Available For Sale Securities Gross Unrealized Losses Other AvailableForSaleSecuritiesGrossUnrealizedLossesOther	749000	USD
CY2011Q4	sbsi	Available For Sale Securities Gross Unrealized Losses Other AvailableForSaleSecuritiesGrossUnrealizedLossesOther	865000	USD
CY2012Q3	sbsi	Available For Sale Securities Gross Unrealized Other Than Temporary Impairment AvailableForSaleSecuritiesGrossUnrealizedOtherThanTemporaryImpairment	2041000	USD
CY2011Q4	sbsi	Available For Sale Securities Gross Unrealized Other Than Temporary Impairment AvailableForSaleSecuritiesGrossUnrealizedOtherThanTemporaryImpairment	2426000	USD
CY2012Q3	sbsi	Available For Sale Securities Mortgage Backed And Investment Securities Fair Value AvailableForSaleSecuritiesMortgageBackedAndInvestmentSecuritiesFairValue	1424586000	USD
CY2011Q4	sbsi	Available For Sale Securities Mortgage Backed And Investment Securities Fair Value AvailableForSaleSecuritiesMortgageBackedAndInvestmentSecuritiesFairValue	999082000	USD
	sbsi	Available For Sale Securities Other Than Temporary Impairment Non Credit Portion AvailableForSaleSecuritiesOtherThanTemporaryImpairmentNonCreditPortion	0	USD
CY2011Q3	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	160000	USD
CY2012Q3	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 Net AvailableForSaleSecuritiesOtherThanTemporaryImpairmentNonCreditPortionNet	104000	USD
CY2011Q3	sbsi	Available For Sale Securities Other Than Temporary Impairment Non Credit Portion Net AvailableForSaleSecuritiesOtherThanTemporaryImpairmentNonCreditPortionNet	0	USD
	sbsi	Available For Sale Securities Other Than Temporary Impairment Non Credit Portion Net AvailableForSaleSecuritiesOtherThanTemporaryImpairmentNonCreditPortionNet	0	USD
	sbsi	Available For Sale Securities Other Than Temporary Impairment Non Credit Portion Tax AvailableForSaleSecuritiesOtherThanTemporaryImpairmentNonCreditPortionTax	-56000	USD
	sbsi	Available For Sale Securities Other Than Temporary Impairment Non Credit Portion Tax AvailableForSaleSecuritiesOtherThanTemporaryImpairmentNonCreditPortionTax	0	USD
CY2011Q3	sbsi	Available For Sale Securities Other Than Temporary Impairment Non Credit Portion Tax AvailableForSaleSecuritiesOtherThanTemporaryImpairmentNonCreditPortionTax	0	USD
CY2012Q3	sbsi	Available For Sale Securities Other Than Temporary Impairment Non Credit Portion Tax AvailableForSaleSecuritiesOtherThanTemporaryImpairmentNonCreditPortionTax	0	USD
CY2011Q3	sbsi	Change In Fair Value Recorded In Net Income ChangeInFairValueRecordedInNetIncome	3300000	USD
	sbsi	Change In Fair Value Recorded In Net Income ChangeInFairValueRecordedInNetIncome	7400000	USD
	sbsi	Declaration Of5 Stock Dividend DeclarationOf5StockDividend	17459000	USD
	sbsi	Declaration Of5 Stock Dividend DeclarationOf5StockDividend	15995000	USD
CY2011Q3	sbsi	Fhlb Advance Option Impairment Charges FhlbAdvanceOptionImpairmentCharges	7819000	USD
	sbsi	Fhlb Advance Option Impairment Charges FhlbAdvanceOptionImpairmentCharges	7819000	USD
	sbsi	Fhlb Advance Option Impairment Charges FhlbAdvanceOptionImpairmentCharges	2031000	USD
CY2012Q3	sbsi	Fhlb Advance Option Impairment Charges FhlbAdvanceOptionImpairmentCharges	195000	USD
CY2012Q3	sbsi	Financing Receivable Modifications Post Modification Recorded Investment During Period FinancingReceivableModificationsPostModificationRecordedInvestmentDuringPeriod	859000	USD
CY2011Q3	sbsi	Financing Receivable Modifications Post Modification Recorded Investment During Period FinancingReceivableModificationsPostModificationRecordedInvestmentDuringPeriod	57000	USD
	sbsi	Financing Receivable Modifications Post Modification Recorded Investment During Period FinancingReceivableModificationsPostModificationRecordedInvestmentDuringPeriod	2268000	USD
	sbsi	Financing Receivable Modifications Post Modification Recorded Investment During Period FinancingReceivableModificationsPostModificationRecordedInvestmentDuringPeriod	416000	USD
CY2012Q3	sbsi	Financing Receivable Modifications Pre Modification Recorded Investment During Reporting Period FinancingReceivableModificationsPreModificationRecordedInvestmentDuringReportingPeriod	862000	USD
CY2011Q3	sbsi	Financing Receivable Modifications Pre Modification Recorded Investment During Reporting Period FinancingReceivableModificationsPreModificationRecordedInvestmentDuringReportingPeriod	65000	USD
	sbsi	Financing Receivable Modifications Pre Modification Recorded Investment During Reporting Period FinancingReceivableModificationsPreModificationRecordedInvestmentDuringReportingPeriod	437000	USD
	sbsi	Financing Receivable Modifications Pre Modification Recorded Investment During Reporting Period FinancingReceivableModificationsPreModificationRecordedInvestmentDuringReportingPeriod	2365000	USD
CY2012Q3	sbsi	Gain Loss On Investments Fair Value GainLossOnInvestmentsFairValue	0	USD
CY2011Q3	sbsi	Gain Loss On Investments Fair Value GainLossOnInvestmentsFairValue	3528000	USD
	sbsi	Gain Loss On Investments Fair Value GainLossOnInvestmentsFairValue	7949000	USD
	sbsi	Gain Loss On Investments Fair Value GainLossOnInvestmentsFairValue	-498000	USD
CY2012Q3	sbsi	Gain Loss On Sale Of Investments Fair Value GainLossOnSaleOfInvestmentsFairValue	0	USD
CY2011Q3	sbsi	Gain Loss On Sale Of Investments Fair Value GainLossOnSaleOfInvestmentsFairValue	254000	USD
	sbsi	Gain Loss On Sale Of Investments Fair Value GainLossOnSaleOfInvestmentsFairValue	592000	USD
	sbsi	Gain Loss On Sale Of Investments Fair Value GainLossOnSaleOfInvestmentsFairValue	-498000	USD
CY2012Q1	sbsi	Gain On Sale Of Securities Carried At Fair Value Through Income GainOnSaleOfSecuritiesCarriedAtFairValueThroughIncome	-498000	USD
CY2011Q4	sbsi	Held To Maturity Investment Securities Amortized Cost HeldToMaturityInvestmentSecuritiesAmortizedCost	1496000	USD
CY2012Q3	sbsi	Gain On Sale Of Securities Carried At Fair Value Through Income GainOnSaleOfSecuritiesCarriedAtFairValueThroughIncome	0	USD
CY2011Q3	sbsi	Gain On Sale Of Securities Carried At Fair Value Through Income GainOnSaleOfSecuritiesCarriedAtFairValueThroughIncome	254000	USD
CY2012Q3	sbsi	Held To Maturity Investment Securities Amortized Cost HeldToMaturityInvestmentSecuritiesAmortizedCost	1009000	USD
CY2011Q4	sbsi	Held To Maturity Mortgage Backed Amortized Cost HeldToMaturityMortgageBackedAmortizedCost	365631000	USD
CY2012Q3	sbsi	Held To Maturity Mortgage Backed Amortized Cost HeldToMaturityMortgageBackedAmortizedCost	293300000	USD
CY2012Q3	sbsi	Held To Maturity Securities Debt With Single Maturity Fair Value HeldToMaturitySecuritiesDebtWithSingleMaturityFairValue	1155000	USD
CY2012Q3	sbsi	Held To Maturity Securities Unrecognized Holding Loss Other HeldToMaturitySecuritiesUnrecognizedHoldingLossOther	2000	USD
CY2011Q4	sbsi	Held To Maturity Securities Unrecognized Holding Loss Other HeldToMaturitySecuritiesUnrecognizedHoldingLossOther	54000	USD
CY2012Q3	sbsi	Held To Maturity Securities Unrecognized Holding Other Than Temporary Impairment Loss HeldToMaturitySecuritiesUnrecognizedHoldingOtherThanTemporaryImpairmentLoss	0	USD
CY2011Q4	sbsi	Held To Maturity Securities Unrecognized Holding Other Than Temporary Impairment Loss HeldToMaturitySecuritiesUnrecognizedHoldingOtherThanTemporaryImpairmentLoss	0	USD
	sbsi	Impairment Charges ImpairmentCharges	6420000	USD
CY2011Q3	sbsi	Interest Earning Assets Other InterestEarningAssetsOther	2000	USD
	sbsi	Interest Earning Assets Other InterestEarningAssetsOther	19000	USD
	sbsi	Interest Earning Assets Other InterestEarningAssetsOther	15000	USD
CY2012Q3	sbsi	Interest Earning Assets Other InterestEarningAssetsOther	4000	USD
	sbsi	Interest Income Other Stocks And Bonds InterestIncomeOtherStocksAndBonds	51000	USD
	sbsi	Interest Income Other Stocks And Bonds InterestIncomeOtherStocksAndBonds	25000	USD
CY2011Q3	sbsi	Interest Income Other Stocks And Bonds InterestIncomeOtherStocksAndBonds	7000	USD
CY2012Q3	sbsi	Interest Income Other Stocks And Bonds InterestIncomeOtherStocksAndBonds	14000	USD
	sbsi	Loan Modification Extending Amortization Period Lowering Interest Rate And Principal Forgiveness LoanModificationExtendingAmortizationPeriodLoweringInterestRateAndPrincipalForgiveness	64000	USD
	sbsi	Loan Modification Extending Amortization Period Lowering Interest Rate And Principal Forgiveness LoanModificationExtendingAmortizationPeriodLoweringInterestRateAndPrincipalForgiveness	1100000	USD
CY2012Q3	sbsi	Loan Modification Extending Amortization Period Lowering Interest Rate And Principal Forgiveness LoanModificationExtendingAmortizationPeriodLoweringInterestRateAndPrincipalForgiveness	338000	USD
CY2011Q3	sbsi	Loan Modification Extending Amortization Period Lowering Interest Rate And Principal Forgiveness LoanModificationExtendingAmortizationPeriodLoweringInterestRateAndPrincipalForgiveness	52000	USD
	sbsi	Loan Modification Related To Extending Amortization Period LoanModificationRelatedToExtendingAmortizationPeriod	1100000	USD
CY2012Q3	sbsi	Loan Modification Related To Extending Amortization Period LoanModificationRelatedToExtendingAmortizationPeriod	520000	USD
	sbsi	Loan Modification Related To Extending Amortization Period LoanModificationRelatedToExtendingAmortizationPeriod	107000	USD
CY2011Q3	sbsi	Loan Modification Related To Extending Amortization Period LoanModificationRelatedToExtendingAmortizationPeriod	0	USD
	sbsi	Loan Modification Related To Lowering Interest Rates LoanModificationRelatedToLoweringInterestRates	87000	USD
CY2011Q3	sbsi	Loan Modification Related To Lowering Interest Rates LoanModificationRelatedToLoweringInterestRates	5000	USD
	sbsi	Loan Modification Related To Lowering Interest Rates LoanModificationRelatedToLoweringInterestRates	245000	USD
CY2012Q3	sbsi	Loan Modification Related To Lowering Interest Rates LoanModificationRelatedToLoweringInterestRates	0	USD
	sbsi	Loan Modification Related To Principal Forgiveness Of Loans LoanModificationRelatedToPrincipalForgivenessOfLoans	8000	USD
CY2011Q3	sbsi	Loan Modification Related To Principal Forgiveness Of Loans LoanModificationRelatedToPrincipalForgivenessOfLoans	0	USD
CY2012Q3	sbsi	Loan Modification Related To Principal Forgiveness Of Loans LoanModificationRelatedToPrincipalForgivenessOfLoans	0	USD
	sbsi	Loan Modification Related To Principal Forgiveness Of Loans LoanModificationRelatedToPrincipalForgivenessOfLoans	0	USD
CY2012Q3	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	4028000	USD
	sbsi	Loans Transferred To Other Repossessed Assets And Real Estate Through Foreclosure LoansTransferredToOtherRepossessedAssetsAndRealEstateThroughForeclosure	4790000	USD
	sbsi	Long Term Advance Commitments Expired Unexercised LongTermAdvanceCommitmentsExpiredUnexercised	90000000	USD
CY2011	sbsi	Maturity Of Credit Card And Ready Reserves MaturityOfCreditCardAndReadyReserves	Due after one
	sbsi	Maturity Of Credit Card And Ready Reserves MaturityOfCreditCardAndReadyReserves	Due after one
	sbsi	Net Increase In Demand And Savings Accounts NetIncreaseInDemandAndSavingsAccounts	133513000	USD
	sbsi	Net Increase In Demand And Savings Accounts NetIncreaseInDemandAndSavingsAccounts	157650000	USD
CY2012Q3	sbsi	Option Fee Fair Value OptionFeeFairValue	0	USD
	sbsi	Option Fee Paid OptionFeePaid	6420000	USD
CY2012Q3	sbsi	Outstanding Letter Of Credit OutstandingLetterOfCredit	6000000	USD
CY2011Q4	sbsi	Outstanding Letter Of Credit OutstandingLetterOfCredit	6500000	USD
CY2012Q3	sbsi	Par In Long Term Advance Commitments From Fhlb ParInLongTermAdvanceCommitmentsFromFhlb	200000000	USD
	sbsi	Percentage Of Stock Dividend To Common Stock Declared PercentageOfStockDividendToCommonStockDeclared	0.05
CY2011Q3	sbsi	Provisions For Losses On Unfunded Loan Commitments ProvisionsForLossesOnUnfundedLoanCommitments	0	USD
CY2012Q3	sbsi	Provisions For Losses On Unfunded Loan Commitments ProvisionsForLossesOnUnfundedLoanCommitments	0	USD
	sbsi	Provisions For Losses On Unfunded Loan Commitments ProvisionsForLossesOnUnfundedLoanCommitments	23000	USD
	sbsi	Provisions For Losses On Unfunded Loan Commitments ProvisionsForLossesOnUnfundedLoanCommitments	8000	USD
	sbsi	Purchase Of Shares From Non Controlling Interest PurchaseOfSharesFromNonControllingInterest	0	USD
	sbsi	Purchase Of Shares From Non Controlling Interest PurchaseOfSharesFromNonControllingInterest	4750000	USD
	sbsi	Purchases Securities Carried At Fair Value Through Income PurchasesSecuritiesCarriedAtFairValueThroughIncome	57606000	USD
	sbsi	Purchases Securities Carried At Fair Value Through Income PurchasesSecuritiesCarriedAtFairValueThroughIncome	707222000	USD
CY2011Q3	sbsi	Reserves Balance ReservesBalance	22000	USD
CY2012Q2	sbsi	Reserves Balance ReservesBalance	3000	USD
CY2012Q3	sbsi	Reserves Balance ReservesBalance	3000	USD
CY2011Q2	sbsi	Reserves Balance ReservesBalance	22000	USD
CY2010Q4	sbsi	Reserves Balance ReservesBalance	30000	USD
CY2011Q4	sbsi	Reserves Balance ReservesBalance	26000	USD
CY2012Q3	sbsi	Restructured Loans Nonaccrual Status RestructuredLoansNonaccrualStatus	136000	USD
CY2011Q3	sbsi	Restructured Loans Nonaccrual Status RestructuredLoansNonaccrualStatus	56000	USD
	sbsi	Restructured Loans Nonaccrual Status RestructuredLoansNonaccrualStatus	406000	USD
	sbsi	Restructured Loans Nonaccrual Status RestructuredLoansNonaccrualStatus	917000	USD
	sbsi	Sales Of Securities Carried At Fair Value Through Income SalesOfSecuritiesCarriedAtFairValueThroughIncome	675255000	USD
	sbsi	Sales Of Securities Carried At Fair Value Through Income SalesOfSecuritiesCarriedAtFairValueThroughIncome	180723000	USD
CY2011Q4	sbsi	Securities Carried At Fair Value Through Income SecuritiesCarriedAtFairValueThroughIncome	647759000	USD
CY2012Q3	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	32132000	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	213793	shares
	sbsi	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant Forfeited ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrantForfeited	36550	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
CY2012Q3	sbsi	Specifically Reserved Loans Or Loan Relationships Threshold SpecificallyReservedLoansOrLoanRelationshipsThreshold	50000	USD
CY2012Q3	sbsi	Subtotal Subtotal	526554000	USD
CY2012Q3	sbsi	Subtotal Of Available For Sale Securities At Fair Value SubtotalOfAvailableForSaleSecuritiesAtFairValue	558634000	USD
CY2012Q3	sbsi	Subtotal Of Held To Maturity Securities Debt Maturities SubtotalOfHeldToMaturitySecuritiesDebtMaturities	1009000	USD
CY2012Q3	sbsi	Total Available For Sale Securities At Fair Value TotalAvailableForSaleSecuritiesAtFairValue	1424586000	USD
CY2012Q3	sbsi	Total Held To Maturities Debt Maturities By Date And Maturity Date TotalHeldToMaturitiesDebtMaturitiesByDateAndMaturityDate	305142000	USD
CY2012Q3	sbsi	Trust Preferred Securities Amortized Cost TrustPreferredSecuritiesAmortizedCost	2744000	USD
CY2012Q3	sbsi	Trust Preferred Securities Fair Value TrustPreferredSecuritiesFairValue	703000	USD
CY2011Q3	sbsi	Unrealized Gain Loss On Investments Fair Value UnrealizedGainLossOnInvestmentsFairValue	3274000	USD
CY2012Q3	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	7357000	USD
CY2012Q3	sbsi	Unsettled Trades To Purchase Securities Liability UnsettledTradesToPurchaseSecuritiesLiability	17326000	USD
CY2011Q4	sbsi	Unsettled Trades To Purchase Securities Liability UnsettledTradesToPurchaseSecuritiesLiability	1196000	USD
CY2011Q4	sbsi	Unused Commitments To Extend Credit UnusedCommitmentsToExtendCredit	116000000	USD
CY2012Q3	sbsi	Unused Commitments To Extend Credit UnusedCommitmentsToExtendCredit	142700000	USD
CY2011Q4	sbsi	Used Commitments For Credit Cards And Ready Reserves UsedCommitmentsForCreditCardsAndReadyReserves	12700000	USD
CY2012Q3	sbsi	Used Commitments For Credit Cards And Ready Reserves UsedCommitmentsForCreditCardsAndReadyReserves	12800000	USD
CY2012Q3	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
CY2012Q3	sbsi	Writedown Carry Amount Pooled Trust Preferred Securities Recognized In Earnings WritedownCarryAmountPooledTrustPreferredSecuritiesRecognizedInEarnings	0	USD
CY2010	sbsi	Writedown Carry Amount Pooled Trust Preferred Securities Recognized In Earnings WritedownCarryAmountPooledTrustPreferredSecuritiesRecognizedInEarnings	75000	USD
	sbsi	Writedown Carry Amount Pooled Trust Preferred Securities Recognized In Earnings WritedownCarryAmountPooledTrustPreferredSecuritiesRecognizedInEarnings	181000	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	Q3
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2012
	dei	Document Period End Date DocumentPeriodEndDate	2012-09-30
	dei	Document Type DocumentType	10-Q
	dei	Entity Central Index Key EntityCentralIndexKey	0000705432
CY2012Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	17373835	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
0000705432-12-000044-index-headers.html	Edgar Link	pending
0000705432-12-000044-index.html	Edgar Link	pending
0000705432-12-000044.txt	Edgar Link	pending
0000705432-12-000044-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R46.htm	Edgar Link	pending
R47.htm	Edgar Link	pending
R48.htm	Edgar Link	pending
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
report.css	Edgar Link	pending
sbsi-20120930.xml	Edgar Link	completed
sbsi-20120930.xsd	Edgar Link	pending
sbsi-20120930_cal.xml	Edgar Link	unprocessable
sbsi-20120930_def.xml	Edgar Link	unprocessable
sbsi-20120930_lab.xml	Edgar Link	unprocessable
sbsi-20120930_pre.xml	Edgar Link	unprocessable
sbsi930201210-q.htm	Edgar Link	pending
sbsi930201210-qexhibit311.htm	Edgar Link	pending
sbsi930201210-qexhibit312.htm	Edgar Link	pending
sbsi930201210-qexhibit32.htm	Edgar Link	pending
Show.js	Edgar Link	pending

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$SBSI
SOUTHSIDE BANCSHARES INC Stock $sbsi

2012 Q4 Form 10-Q Financial Statement

#000070543212000044 Filed on November 07, 2012

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SBSI SOUTHSIDE BANCSHARES INC Stock $sbsi

2012 Q4 Form 10-Q Financial Statement

#000070543212000044 Filed on November 07, 2012

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$SBSI
SOUTHSIDE BANCSHARES INC Stock $sbsi