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v2.4.1.9

Condensed Consolidated Statements of Stockholders' Equity (USD $) In Thousands | Total | Common Stock [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Income [Member]
--- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2013 | $ 771,887 us-gaap_StockholdersEquity | $ 491,068 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | $ 290,149 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | $ (9,330)us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember
Beginning balance, shares at Dec. 31, 2013 |  | 105,370 us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Repurchase of common stock | (32)us-gaap_StockRepurchasedDuringPeriodValue | (32)us-gaap_StockRepurchasedDuringPeriodValue / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Repurchase of common stock, shares |  | (2)us-gaap_StockRepurchasedDuringPeriodShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Exercise of stock options | 3,684 us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised | 3,684 us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Exercise of stock options, shares |  | 334 us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Tax benefit from exercise of stock options | 559 us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation | 559 us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Shares issued pursuant to stock-based compensation plan | 656 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation | 656 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Shares issued pursuant to stock-based compensation plan, shares |  | 310 us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Cash dividends declared on common stock | (10,608)us-gaap_DividendsCommonStockCash |  | (10,608)us-gaap_DividendsCommonStockCash / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
Net earnings | 28,661 us-gaap_NetIncomeLoss |  | 28,661 us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
Other comprehensive income | 14,374 us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax |  |  | 14,374 us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember
Ending balance at Mar. 31, 2014 | 809,181 us-gaap_StockholdersEquity | 495,935 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 308,202 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | 5,044 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember
Ending balance, shares at Mar. 31, 2014 |  | 106,012 us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Beginning balance at Dec. 31, 2014 | 878,109 us-gaap_StockholdersEquity | 495,220 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | 351,814 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | 31,075 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember
Beginning balance, shares at Dec. 31, 2014 |  | 105,893 us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Repurchase of common stock | (497)us-gaap_StockRepurchasedDuringPeriodValue | (497)us-gaap_StockRepurchasedDuringPeriodValue / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Repurchase of common stock, shares |  | (32)us-gaap_StockRepurchasedDuringPeriodShares / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Exercise of stock options | 3,313 us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised | 3,313 us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Exercise of stock options, shares |  | 306 us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Tax benefit from exercise of stock options | 614 us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation | 614 us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Shares issued pursuant to stock-based compensation plan | 732 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation | 732 us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Shares issued pursuant to stock-based compensation plan, shares |  | 80 us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |
Cash dividends declared on common stock | (12,742)us-gaap_DividendsCommonStockCash |  | (12,742)us-gaap_DividendsCommonStockCash / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
Net earnings | 15,833 us-gaap_NetIncomeLoss |  | 15,833 us-gaap_NetIncomeLoss / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember |
Other comprehensive income | 11,756 us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax |  |  | 11,756 us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember
Ending balance at Mar. 31, 2015 | $ 897,118 us-gaap_StockholdersEquity | $ 499,382 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember | $ 354,905 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_RetainedEarningsMember | $ 42,831 us-gaap_StockholdersEquity / us-gaap_StatementEquityComponentsAxis = us-gaap_AccumulatedOtherComprehensiveIncomeMember
Ending balance, shares at Mar. 31, 2015 |  | 106,247 us-gaap_SharesIssued / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember |  |

X
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