v2.4.0.6
Income Tax (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2010
Sep. 30, 2010
Jun. 30, 2010
Mar. 31, 2010
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Components of income tax expense (benefit):                      
Current tax (benefit) expense                 $ 21,688 $ (13,547) $ (8,893)
Deferred tax expense (benefit)                 (3,783) 15,838 (85)
Total 5,664 7,244 2,670 2,327 (2,282) 3,971 668 (66) 17,905 2,291 (8,978)
Deferred tax assets:                      
Allowance for loan and lease losses 20,910       22,942       20,910 22,942  
Supplemental executive retirement plan 6,564       6,185       6,564 6,185  
Stock option and restricted stock 989       1,295       989 1,295  
OREO costs 3,209       1,910       3,209 1,910  
AMT credit carryforwards 0       2,318       0 2,318  
Nonaccrual interest 222       310       222 310  
Security impairment 1,041       0       1,041 0  
Other 632       1,890       632 1,890  
Total deferred tax assets 33,567       36,850       33,567 36,850  
Deferred tax liabilities:                      
Asset purchase tax basis difference (14,812)       (22,559)       (14,812) (22,559)  
FHLB stock dividends (1,977)       (2,019)       (1,977) (2,019)  
Purchase accounting (1,030)       (1,373)       (1,030) (1,373)  
Deferred loan fees (1,517)       (1,214)       (1,517) (1,214)  
Unrealized gain on investment securities (14,291)       (7,186)       (14,291) (7,186)  
Depreciation (1,517)       (646)       (1,517) (646)  
Total deferred tax liabilities 35,144       34,997       35,144 34,997  
Net deferred tax (liability) asset (1,577)       1,853       (1,577) 1,853  
Reconciliation of effective income tax rate with federal statutory tax rate                      
Income tax based on statutory rate                 23,080 11,576 (4,531)
Income tax based on statutory rate, percent                 35.00% 35.00% 35.00%
Tax credits                 (608) (808) (687)
Tax credits, percent                 (1.00%) (2.00%) 5.00%
Tax exempt instrument                 (3,824) (3,744) (3,072)
Tax exempt instrument, percent                 (6.00%) (11.00%) 24.00%
Life insurance proceeds                 (766) (735) (708)
Life insurance proceeds, percent                 (1.00%) (2.00%) 5.00%
Bargain purchase                 (1,036) (5,383) 0
Bargain purchase, percent                 (2.00%) (16.00%) 0.00%
Other, net                 1,059 1,385 20
Other, net, percent                 2.00% 3.00% 0.00%
Income tax provision (benefit)                 17,905 2,291 (8,978)
Income tax provision (benefit), percent                 27.00% 7.00% 69.00%
Unrecognized tax position 0       0       0 0  
Interest and penalties on unrecognized tax benefits                 $ 0 $ 0