Comprehensive Income [Member] Equity Component [Domain]
Common Stock at Par Value [Member] Additional Paid-in Capital [Member] Retained Earnings [Member] Accumulated Other Comprehensive Income [Member] Less: Treasury Stock [Member]
2006 Statement [Line Items]
Net Income (Loss) 53,336,000 53,336,000 53,336,000
Other Comprehensive Income (Loss), Tax 743,000
Other Comprehensive Income, Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax 1,441,000
Other Comprehensive Income, Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax 3,563,000
Other Comprehensive Income (Loss), Net of Tax, Period Increase (Decrease) (2,122,000) (2,122,000) (2,122,000)
Comprehensive Income, Net of Tax 51,214,000
Common Stock, Dividends, Per Share, Declared 1.17 1.17
Cash Dividends 30,047,000 30,047,000
Treasury Stock, Shares, Acquired 122,244 122,244
Treasury Stock, Value, Acquired, Cost Method 35,269,000 35,269,000
Stock Issued During Period, Shares, Stock Options Exercised 1,031,700 1,031,700
Stock Issued During Period, Value, Stock Options Exercised (435,000) 3,190,000 2,755,000
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures 59,000 59,000
Adjustments to Additional Paid in Capital, Tax Effect from Share-based Compensation 502,000 502,000
Stock Issued During Period, Value, Share-based Compensation 452,000 452,000
Other Comprehensive Income, Adjustment SFAS 158 Transition Costs in Net Periodic Pension Cost Tax 1,635,000 1,635,000
Application of Recognition Provisions of SFAS 158, Effect on Accumulated Other Comprehensive Income, Net of Tax (N) 3,036,000 3,036,000
Stockholders' Equity 74,285,000 26,698,000 349,447,000 4,014,000 (115,393,000) 339,051,000
2005 Statement [Line Items]
Net Income (Loss) 58,243,000 58,243,000 58,243,000
Other Comprehensive Income (Loss), Tax 4,096,000
Other Comprehensive Income, Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax (8,448,000)
Other Comprehensive Income, Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax 3,255,000
Other Comprehensive Income (Loss), Net of Tax, Period Increase (Decrease) (11,703,000) (11,703,000) (11,703,000)
Comprehensive Income, Net of Tax 46,540,000
Common Stock, Dividends, Per Share, Declared 1.13 1.13
Cash Dividends 29,775,000 29,775,000
Treasury Stock, Shares, Acquired 660,400 660,400
Treasury Stock, Value, Acquired, Cost Method 23,176,000 23,176,000
Stock Issued During Period, Shares, Stock Options Exercised 330,735 330,735
Stock Issued During Period, Value, Stock Options Exercised 245,000 7,662,000 7,907,000
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures 136,000 136,000
Adjustments to Additional Paid in Capital, Tax Effect from Share-based Compensation 1,660,000 1,660,000
Stock Issued During Period, Value, Share-based Compensation
Other Comprehensive Income, Adjustment SFAS 158 Transition Costs in Net Periodic Pension Cost Tax
Application of Recognition Provisions of SFAS 158, Effect on Accumulated Other Comprehensive Income, Net of Tax (N)
Stockholders' Equity 74,285,000 26,120,000 326,158,000 9,172,000 (83,314,000) 352,421,000
2004 Statement [Line Items]
Net Income (Loss) 54,358,000 54,358,000 54,358,000
Other Comprehensive Income (Loss), Tax 2,209,000
Other Comprehensive Income, Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax (2,791,000)
Other Comprehensive Income, Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax 3,519,000
Other Comprehensive Income (Loss), Net of Tax, Period Increase (Decrease) (6,310,000) (6,310,000) (6,310,000)
Comprehensive Income, Net of Tax 48,048,000
Common Stock, Dividends, Per Share, Declared 1.07 1.07
Cash Dividends 28,367,000 28,367,000
Treasury Stock, Shares, Acquired 542,600 542,600
Treasury Stock, Value, Acquired, Cost Method 15,970,000 15,970,000
Stock Issued During Period, Shares, Stock Options Exercised 490,584 490,584
Stock Issued During Period, Value, Stock Options Exercised (210,000) 10,560,000 10,350,000
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures 252,000 252,000
Adjustments to Additional Paid in Capital, Tax Effect from Share-based Compensation 2,098,000 2,098,000
Stock Issued During Period, Value, Share-based Compensation
Other Comprehensive Income, Adjustment SFAS 158 Transition Costs in Net Periodic Pension Cost Tax
Application of Recognition Provisions of SFAS 158, Effect on Accumulated Other Comprehensive Income, Net of Tax (N)
Stockholders' Equity 74,285,000 24,079,000 297,690,000 20,875,000 (67,800,000) 349,129,000
2003 Statement [Line Items]
Net Income (Loss)
Other Comprehensive Income (Loss), Tax
Other Comprehensive Income, Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax
Other Comprehensive Income, Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax
Other Comprehensive Income (Loss), Net of Tax, Period Increase (Decrease)
Comprehensive Income, Net of Tax
Common Stock, Dividends, Per Share, Declared
Cash Dividends
Treasury Stock, Shares, Acquired
Treasury Stock, Value, Acquired, Cost Method
Stock Issued During Period, Shares, Stock Options Exercised
Stock Issued During Period, Value, Stock Options Exercised
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures
Adjustments to Additional Paid in Capital, Tax Effect from Share-based Compensation
Stock Issued During Period, Value, Share-based Compensation
Other Comprehensive Income, Adjustment SFAS 158 Transition Costs in Net Periodic Pension Cost Tax
Application of Recognition Provisions of SFAS 158, Effect on Accumulated Other Comprehensive Income, Net of Tax (N)
Stockholders' Equity 74,285,000 21,939,000 271,699,000 27,185,000 (62,390,000) 332,718,000