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Allowance for Loan and Lease Losses (Summary of Activity In Allowance for Loan and Lease Losses) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended |  |  |
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Mar. 31, 2012 | Mar. 31, 2011 | Mar. 31, 2012 | Dec. 31, 2011 | Mar. 31, 2011
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Ending balance | $ 272,500 | [1] | $ 232,597 | [1] | $ 272,500 | [1] | $ 270,144 | [2] | $ 232,597 | [1]
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Total allowance for loan and lease losses | 272,500 | [1] | 232,597 | [1] | 272,500 | [1] | 270,144 | [2] | 232,597 | [1]
Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Net loans and leases | 13,400,898 | [1] | 13,817,888 | [1] | 13,400,898 | [1] | 13,673,645 | [2] | 13,817,888 | [1]
Loan and Lease Acquired with Deteriorated Credit uality [Abstract] |  |  |  |  |  |  |  |  |  |
Allowance relating to pooled loans | 272,500 | [1] | 232,597 | [1] | 272,500 | [1] | 270,144 | [2] | 232,597 | [1]
Covered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 89,261 | [3] | 51,248 | [3] | 86,117 | [3] |  |  | 54,629 | [3]
Charge-offs | (12,747) | [3] | (31,254) | [3] |  |  |  |  |  |
Recoveries | 0 | [3] | 2,078 | [3] |  |  |  |  |  |
Provisions | 9,603 | [3] | 32,557 | [3] |  |  |  |  |  |
Loan and Lease Acquired with Deteriorated Credit uality [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases acquired with deteriorated credit quality | 86,117 | [3] | 54,629 | [3] |  |  | 89,261 | [3] |  |
Loans and leases acquired with deteriorated credit quality | 2,183,869 |  | 2,658,134 |  |  |  | 2,362,152 |  |  |
Noncovered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 180,883 |  | 176,517 |  | 186,383 |  |  |  | 177,968 |
Charge-offs | (17,632) |  | (12,422) |  |  |  |  |  |  |
Recoveries | 2,020 |  | 2,011 |  |  |  |  |  |  |
Provisions | 21,112 |  | 11,862 |  |  |  |  |  |  |
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases individually evaluated for impairment | 11,349 |  | 12,115 |  |  |  | 7,962 |  |  |
ALLL for loans and leases collectively evaluated for impairment | 160,212 |  | 151,758 |  |  |  | 158,799 |  |  |
Non-specific ALLL | 14,822 |  | 14,095 |  |  |  | 14,122 |  |  |
Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Loans and leases individually evaluated for impairment | 154,275 |  | 123,728 |  |  |  | 156,301 |  |  |
Loans and leases collectively evaluated for impairment | 11,335,254 |  | 11,268,623 |  |  |  | 11,425,336 |  |  |
Net loans and leases | 11,489,529 |  | 11,392,351 |  |  |  | 11,581,637 |  |  |
Construction and Land Development - Commercial [Member] | Covered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 16,693 | [3] | 20,654 | [3] | 12,736 | [3] |  |  | 20,419 | [3]
Charge-offs | (1,387) | [3] | (4,318) | [3] |  |  |  |  |  |
Recoveries | 0 | [3] | 1,188 | [3] |  |  |  |  |  |
Provisions | (2,570) | [3] | 2,895 | [3] |  |  |  |  |  |
Loan and Lease Acquired with Deteriorated Credit uality [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases acquired with deteriorated credit quality | 12,736 | [3] | 20,419 | [3] |  |  | 16,693 | [3] |  |
Loans and leases acquired with deteriorated credit quality | 310,601 |  | 402,316 |  |  |  | 338,873 |  |  |
Construction and Land Development - Commercial [Member] | Noncovered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 5,467 |  | 10,512 |  | 6,608 |  |  |  | 10,728 |
Charge-offs | (5,729) |  | (711) |  |  |  |  |  |  |
Recoveries | 42 |  | 92 |  |  |  |  |  |  |
Provisions | 6,828 |  | 835 |  |  |  |  |  |  |
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases individually evaluated for impairment | 2,605 |  | 6,170 |  |  |  | 1,139 |  |  |
ALLL for loans and leases collectively evaluated for impairment | 4,003 |  | 4,558 |  |  |  | 4,328 |  |  |
Non-specific ALLL | 0 |  | 0 |  |  |  | 0 |  |  |
Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Loans and leases individually evaluated for impairment | 21,621 |  | 30,369 |  |  |  | 26,782 |  |  |
Loans and leases collectively evaluated for impairment | 324,936 |  | 343,400 |  |  |  | 354,381 |  |  |
Net loans and leases | 346,557 |  | 373,769 |  |  |  | 381,163 |  |  |
Commercial Mortgage [Member] | Covered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 39,557 | [3] | 13,199 | [3] | 39,744 | [3] |  |  | 14,649 | [3]
Charge-offs | (6,211) | [3] | (6,775) | [3] |  |  |  |  |  |
Recoveries | 0 | [3] | 426 | [3] |  |  |  |  |  |
Provisions | 6,398 | [3] | 7,799 | [3] |  |  |  |  |  |
Loan and Lease Acquired with Deteriorated Credit uality [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases acquired with deteriorated credit quality | 39,744 | [3] | 14,649 | [3] |  |  | 39,557 | [3] |  |
Loans and leases acquired with deteriorated credit quality | 1,195,541 |  | 1,432,632 |  |  |  | 1,260,589 |  |  |
Commercial Mortgage [Member] | Noncovered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 67,486 |  | 64,772 |  | 72,155 |  |  |  | 66,190 |
Charge-offs | (2,464) |  | (1,801) |  |  |  |  |  |  |
Recoveries | 996 |  | 157 |  |  |  |  |  |  |
Provisions | 6,137 |  | 3,062 |  |  |  |  |  |  |
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases individually evaluated for impairment | 6,662 |  | 4,716 |  |  |  | 5,266 |  |  |
ALLL for loans and leases collectively evaluated for impairment | 65,493 |  | 61,474 |  |  |  | 62,220 |  |  |
Non-specific ALLL | 0 |  | 0 |  |  |  | 0 |  |  |
Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Loans and leases individually evaluated for impairment | 95,265 |  | 69,017 |  |  |  | 92,872 |  |  |
Loans and leases collectively evaluated for impairment | 5,032,683 |  | 4,694,376 |  |  |  | 5,012,121 |  |  |
Net loans and leases | 5,127,948 |  | 4,763,393 |  |  |  | 5,104,993 |  |  |
Other Commercial Real Estate [Member] | Covered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 16,862 | [3] | 4,148 | [3] | 11,150 | [3] |  |  | 4,905 | [3]
Charge-offs | 0 | [3] | (4,117) | [3] |  |  |  |  |  |
Recoveries | 0 | [3] | 4 | [3] |  |  |  |  |  |
Provisions | (5,712) | [3] | 4,870 | [3] |  |  |  |  |  |
Loan and Lease Acquired with Deteriorated Credit uality [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases acquired with deteriorated credit quality | 11,150 | [3] | 4,905 | [3] |  |  | 16,862 | [3] |  |
Loans and leases acquired with deteriorated credit quality | 144,978 |  | 163,305 |  |  |  | 158,394 |  |  |
Other Commercial Real Estate [Member] | Noncovered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 2,169 |  | 2,200 |  | 2,248 |  |  |  | 2,204 |
Charge-offs | (142) |  | 0 |  |  |  |  |  |  |
Recoveries | 0 |  | 6 |  |  |  |  |  |  |
Provisions | 221 |  | (2) |  |  |  |  |  |  |
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases individually evaluated for impairment | 256 |  | 62 |  |  |  | 283 |  |  |
ALLL for loans and leases collectively evaluated for impairment | 1,992 |  | 2,142 |  |  |  | 1,886 |  |  |
Non-specific ALLL | 0 |  | 0 |  |  |  | 0 |  |  |
Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Loans and leases individually evaluated for impairment | 2,721 |  | 946 |  |  |  | 5,686 |  |  |
Loans and leases collectively evaluated for impairment | 147,595 |  | 146,204 |  |  |  | 139,085 |  |  |
Net loans and leases | 150,316 |  | 147,150 |  |  |  | 144,771 |  |  |
Commercial And Industrial [Member] | Covered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 5,500 | [3] | 6,828 | [3] | 13,728 | [3] |  |  | 6,712 | [3]
Charge-offs | (3,189) | [3] | (13,141) | [3] |  |  |  |  |  |
Recoveries | 0 | [3] | 252 | [3] |  |  |  |  |  |
Provisions | 11,417 | [3] | 12,773 | [3] |  |  |  |  |  |
Loan and Lease Acquired with Deteriorated Credit uality [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases acquired with deteriorated credit quality | 13,728 | [3] | 6,712 | [3] |  |  | 5,500 | [3] |  |
Loans and leases acquired with deteriorated credit quality | 93,261 |  | 171,041 |  |  |  | 113,442 |  |  |
Commercial And Industrial [Member] | Noncovered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 23,723 |  | 24,089 |  | 24,246 |  |  |  | 24,365 |
Charge-offs | (1,447) |  | (2,057) |  |  |  |  |  |  |
Recoveries | 250 |  | 313 |  |  |  |  |  |  |
Provisions | 1,720 |  | 2,020 |  |  |  |  |  |  |
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases individually evaluated for impairment | 838 |  | 727 |  |  |  | 640 |  |  |
ALLL for loans and leases collectively evaluated for impairment | 23,408 |  | 23,638 |  |  |  | 23,083 |  |  |
Non-specific ALLL | 0 |  | 0 |  |  |  | 0 |  |  |
Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Loans and leases individually evaluated for impairment | 17,261 |  | 14,631 |  |  |  | 15,996 |  |  |
Loans and leases collectively evaluated for impairment | 1,722,463 |  | 1,777,411 |  |  |  | 1,748,411 |  |  |
Net loans and leases | 1,739,724 |  | 1,792,042 |  |  |  | 1,764,407 |  |  |
Lease Financing [Member] | Covered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 13 | [3] | 0 | [3] | 3 | [3] |  |  | 0 | [3]
Charge-offs | 0 | [3] | 0 | [3] |  |  |  |  |  |
Recoveries | 0 | [3] | 0 | [3] |  |  |  |  |  |
Provisions | (10) | [3] | 0 | [3] |  |  |  |  |  |
Loan and Lease Acquired with Deteriorated Credit uality [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases acquired with deteriorated credit quality | 3 | [3] | 0 | [3] |  |  | 13 | [3] |  |
Loans and leases acquired with deteriorated credit quality | 45 |  | 271 |  |  |  | 57 |  |  |
Lease Financing [Member] | Noncovered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 3,288 |  | 3,384 |  | 3,320 |  |  |  | 3,369 |
Charge-offs | (191) |  | (12) |  |  |  |  |  |  |
Recoveries | 31 |  | 11 |  |  |  |  |  |  |
Provisions | 192 |  | (14) |  |  |  |  |  |  |
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases individually evaluated for impairment | 19 |  | 73 |  |  |  | 17 |  |  |
ALLL for loans and leases collectively evaluated for impairment | 3,301 |  | 3,296 |  |  |  | 3,271 |  |  |
Non-specific ALLL | 0 |  | 0 |  |  |  | 0 |  |  |
Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Loans and leases individually evaluated for impairment | 375 |  | 963 |  |  |  | 328 |  |  |
Loans and leases collectively evaluated for impairment | 315,329 |  | 295,031 |  |  |  | 312,541 |  |  |
Net loans and leases | 315,704 |  | 295,994 |  |  |  | 312,869 |  |  |
Other Loans [Member] | Noncovered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 1,315 |  | 1,473 |  | 1,281 |  |  |  | 1,419 |
Charge-offs | 0 |  | (38) |  |  |  |  |  |  |
Recoveries | 4 |  | 1 |  |  |  |  |  |  |
Provisions | (38) |  | (17) |  |  |  |  |  |  |
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases individually evaluated for impairment | 0 |  | 0 |  |  |  | 14 |  |  |
ALLL for loans and leases collectively evaluated for impairment | 1,281 |  | 1,419 |  |  |  | 1,301 |  |  |
Non-specific ALLL | 0 |  | 0 |  |  |  | 0 |  |  |
Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Loans and leases individually evaluated for impairment | 0 |  | 0 |  |  |  | 193 |  |  |
Loans and leases collectively evaluated for impairment | 149,792 |  | 174,370 |  |  |  | 158,176 |  |  |
Net loans and leases | 149,792 |  | 174,370 |  |  |  | 158,369 |  |  |
Residential Mortgage [Member] | Covered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 5,433 | [3] | 113 | [3] | 4,732 | [3] |  |  | 1,012 | [3]
Charge-offs | (1,955) | [3] | (323) | [3] |  |  |  |  |  |
Recoveries | 0 | [3] | 60 | [3] |  |  |  |  |  |
Provisions | 1,254 | [3] | 1,162 | [3] |  |  |  |  |  |
Loan and Lease Acquired with Deteriorated Credit uality [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases acquired with deteriorated credit quality | 4,732 | [3] | 1,012 | [3] |  |  | 5,433 | [3] |  |
Loans and leases acquired with deteriorated credit quality | 298,538 |  | 347,393 |  |  |  | 327,568 |  |  |
Residential Mortgage [Member] | Noncovered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 8,879 |  | 7,009 |  | 9,107 |  |  |  | 7,129 |
Charge-offs | (1,035) |  | (1,688) |  |  |  |  |  |  |
Recoveries | 42 |  | 787 |  |  |  |  |  |  |
Provisions | 1,221 |  | 1,021 |  |  |  |  |  |  |
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases individually evaluated for impairment | 782 |  | 354 |  |  |  | 411 |  |  |
ALLL for loans and leases collectively evaluated for impairment | 8,325 |  | 6,775 |  |  |  | 8,468 |  |  |
Non-specific ALLL | 0 |  | 0 |  |  |  | 0 |  |  |
Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Loans and leases individually evaluated for impairment | 12,772 |  | 7,186 |  |  |  | 9,776 |  |  |
Loans and leases collectively evaluated for impairment | 780,840 |  | 801,464 |  |  |  | 774,342 |  |  |
Net loans and leases | 793,612 |  | 808,650 |  |  |  | 784,118 |  |  |
Revolving Mortgage [Member] | Covered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 77 | [3] | 676 | [3] | 1,027 | [3] |  |  | 1,451 | [3]
Charge-offs | 0 | [3] | (2,072) | [3] |  |  |  |  |  |
Recoveries | 0 | [3] | 0 | [3] |  |  |  |  |  |
Provisions | 950 | [3] | 2,847 | [3] |  |  |  |  |  |
Loan and Lease Acquired with Deteriorated Credit uality [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases acquired with deteriorated credit quality | 1,027 | [3] | 1,451 | [3] |  |  | 77 | [3] |  |
Loans and leases acquired with deteriorated credit quality | 50,016 |  | 23,409 |  |  |  | 51,552 |  |  |
Revolving Mortgage [Member] | Noncovered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 27,045 |  | 18,016 |  | 26,911 |  |  |  | 19,363 |
Charge-offs | (2,940) |  | (2,363) |  |  |  |  |  |  |
Recoveries | 216 |  | 186 |  |  |  |  |  |  |
Provisions | 2,590 |  | 3,524 |  |  |  |  |  |  |
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases individually evaluated for impairment | 0 |  | 0 |  |  |  | 0 |  |  |
ALLL for loans and leases collectively evaluated for impairment | 26,911 |  | 19,363 |  |  |  | 27,045 |  |  |
Non-specific ALLL | 0 |  | 0 |  |  |  | 0 |  |  |
Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Loans and leases individually evaluated for impairment | 0 |  | 0 |  |  |  | 0 |  |  |
Loans and leases collectively evaluated for impairment | 2,282,138 |  | 2,299,668 |  |  |  | 2,296,306 |  |  |
Net loans and leases | 2,282,138 |  | 2,299,668 |  |  |  | 2,296,306 |  |  |
Construction And Land Development - Non - Commercial [Member] | Covered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 4,652 | [3] | 5,607 | [3] | 2,720 | [3] |  |  | 5,468 | [3]
Charge-offs | 0 | [3] | (496) | [3] |  |  |  |  |  |
Recoveries | 0 | [3] | 148 | [3] |  |  |  |  |  |
Provisions | (1,932) | [3] | 209 | [3] |  |  |  |  |  |
Loan and Lease Acquired with Deteriorated Credit uality [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases acquired with deteriorated credit quality | 2,720 | [3] | 5,468 | [3] |  |  | 4,652 | [3] |  |
Loans and leases acquired with deteriorated credit quality | 85,555 |  | 111,425 |  |  |  | 105,536 |  |  |
Construction And Land Development - Non - Commercial [Member] | Noncovered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 1,427 |  | 1,751 |  | 1,397 |  |  |  | 1,328 |
Charge-offs | (676) |  | (456) |  |  |  |  |  |  |
Recoveries | 7 |  | 65 |  |  |  |  |  |  |
Provisions | 639 |  | (32) |  |  |  |  |  |  |
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases individually evaluated for impairment | 145 |  | 5 |  |  |  | 145 |  |  |
ALLL for loans and leases collectively evaluated for impairment | 1,252 |  | 1,323 |  |  |  | 1,282 |  |  |
Non-specific ALLL | 0 |  | 0 |  |  |  | 0 |  |  |
Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Loans and leases individually evaluated for impairment | 3,345 |  | 514 |  |  |  | 3,676 |  |  |
Loans and leases collectively evaluated for impairment | 129,332 |  | 145,350 |  |  |  | 133,595 |  |  |
Net loans and leases | 132,677 |  | 145,864 |  |  |  | 137,271 |  |  |
Consumer [Member] | Covered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 474 | [3] | 23 | [3] | 277 | [3] |  |  | 13 | [3]
Charge-offs | (5) | [3] | (12) | [3] |  |  |  |  |  |
Recoveries | 0 | [3] | 0 | [3] |  |  |  |  |  |
Provisions | (192) | [3] | 2 | [3] |  |  |  |  |  |
Loan and Lease Acquired with Deteriorated Credit uality [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases acquired with deteriorated credit quality | 277 | [3] | 13 | [3] |  |  | 474 | [3] |  |
Loans and leases acquired with deteriorated credit quality | 5,334 |  | 6,342 |  |  |  | 6,141 |  |  |
Consumer [Member] | Noncovered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 25,962 |  | 29,448 |  | 24,288 |  |  |  | 27,778 |
Charge-offs | (3,008) |  | (3,296) |  |  |  |  |  |  |
Recoveries | 432 |  | 393 |  |  |  |  |  |  |
Provisions | 902 |  | 1,233 |  |  |  |  |  |  |
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases individually evaluated for impairment | 42 |  | 8 |  |  |  | 47 |  |  |
ALLL for loans and leases collectively evaluated for impairment | 24,246 |  | 27,770 |  |  |  | 25,915 |  |  |
Non-specific ALLL | 0 |  | 0 |  |  |  | 0 |  |  |
Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Loans and leases individually evaluated for impairment | 915 |  | 102 |  |  |  | 992 |  |  |
Loans and leases collectively evaluated for impairment | 450,146 |  | 591,349 |  |  |  | 496,378 |  |  |
Net loans and leases | 451,061 |  | 591,451 |  |  |  | 497,370 |  |  |
Non-Specific [Member] | Noncovered Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Beginning balance | 14,122 |  | 13,863 |  | 14,822 |  |  |  | 14,095 |
Charge-offs | 0 |  | 0 |  |  |  |  |  |  |
Recoveries | 0 |  | 0 |  |  |  |  |  |  |
Provisions | 700 |  | 232 |  |  |  |  |  |  |
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
ALLL for loans and leases individually evaluated for impairment | 0 |  | 0 |  |  |  | 0 |  |  |
ALLL for loans and leases collectively evaluated for impairment | 0 |  | 0 |  |  |  | 0 |  |  |
Non-specific ALLL | 14,822 |  | 14,095 |  |  |  | 14,122 |  |  |
Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Loans and leases individually evaluated for impairment | 0 |  | 0 |  |  |  | 0 |  |  |
Loans and leases collectively evaluated for impairment | 0 |  | 0 |  |  |  | 0 |  |  |
Net loans and leases | 0 |  | 0 |  |  |  | 0 |  |  |
Pooled Loans [Member] |  |  |  |  |  |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |
Ending balance | 2,936 |  |  |  | 2,936 |  | 1,099 |  |  |
Allowance for Loans and Leases Evaluated for Impairment [Abstract] |  |  |  |  |  |  |  |  |  |
Total allowance for loan and lease losses | 2,936 |  |  |  | 2,936 |  | 1,099 |  |  |
Loan and Lease Acquired with Deteriorated Credit uality [Abstract] |  |  |  |  |  |  |  |  |  |
Allowance relating to pooled loans | $ 2,936 |  |  |  | $ 2,936 |  | $ 1,099 |  |  |
[1] | Unaudited
[2] | Derived from 2011 Annual Report on Form 10-K.
[3] | The allowance of $2,936 at March 31, 2012 and $1,099 at December 31, 2011 relating to pooled loans is included in the loan classes above based on the primary loan class within each pool.

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