|
Loans - Allowance for Loan Losses by Portfolio Segment (Detail) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Jun. 30, 2014
|
Jun. 30, 2013
|
Jun. 30, 2014
|
Jun. 30, 2013
|
Dec. 31, 2013
|
Jun. 30, 2014
Allowance for Loans and Leases Receivable [Member]
|
Jun. 30, 2013
Allowance for Loans and Leases Receivable [Member]
|
Jun. 30, 2014
Loans [Member]
|
Jun. 30, 2013
Loans [Member]
|
Jun. 30, 2014
Real estate loans [Member]
|
Jun. 30, 2013
Real estate loans [Member]
|
Jun. 30, 2014
Real estate loans [Member]
|
Jun. 30, 2013
Real estate loans [Member]
|
Dec. 31, 2013
Real estate loans [Member]
|
Jun. 30, 2014
Real estate loans [Member]
Allowance for Loans and Leases Receivable [Member]
|
Jun. 30, 2013
Real estate loans [Member]
Allowance for Loans and Leases Receivable [Member]
|
Jun. 30, 2014
Real estate loans [Member]
Loans [Member]
|
Jun. 30, 2013
Real estate loans [Member]
Loans [Member]
|
Jun. 30, 2014
Commercial and industrial loans [Member]
|
Jun. 30, 2013
Commercial and industrial loans [Member]
|
Jun. 30, 2014
Commercial and industrial loans [Member]
|
Jun. 30, 2013
Commercial and industrial loans [Member]
|
Dec. 31, 2013
Commercial and industrial loans [Member]
|
Jun. 30, 2014
Commercial and industrial loans [Member]
Allowance for Loans and Leases Receivable [Member]
|
Jun. 30, 2013
Commercial and industrial loans [Member]
Allowance for Loans and Leases Receivable [Member]
|
Jun. 30, 2014
Commercial and industrial loans [Member]
Loans [Member]
|
Jun. 30, 2013
Commercial and industrial loans [Member]
Loans [Member]
|
Jun. 30, 2014
Consumer loans [Member]
|
Jun. 30, 2013
Consumer loans [Member]
|
Jun. 30, 2014
Consumer loans [Member]
|
Jun. 30, 2013
Consumer loans [Member]
|
Dec. 31, 2013
Consumer loans [Member]
|
Jun. 30, 2014
Consumer loans [Member]
Allowance for Loans and Leases Receivable [Member]
|
Jun. 30, 2013
Consumer loans [Member]
Allowance for Loans and Leases Receivable [Member]
|
Jun. 30, 2014
Consumer loans [Member]
Loans [Member]
|
Jun. 30, 2013
Consumer loans [Member]
Loans [Member]
|
Jun. 30, 2013
Unallocated [Member]
|
Jun. 30, 2014
Unallocated [Member]
|
Jun. 30, 2013
Unallocated [Member]
|
Mar. 31, 2014
Unallocated [Member]
|
Jun. 30, 2014
Unallocated [Member]
Allowance for Loans and Leases Receivable [Member]
|
Jun. 30, 2013
Unallocated [Member]
Allowance for Loans and Leases Receivable [Member]
|
|
| Allowance for loan losses: | ||||||||||||||||||||||||||||||||||||||||||
| Balance at beginning of period | $ 56,593 | $ 61,191 | $ 57,555 | $ 63,305 | $ 44,230 | $ 46,328 | $ 43,550 | $ 49,472 | $ 10,425 | $ 11,064 | $ 11,287 | $ 10,636 | $ 633 | $ 1,795 | $ 1,427 | $ 2,280 | $ 2,004 | $ 1,291 | $ 917 | $ 1,305 | ||||||||||||||||||||||
| Charge-offs | (2,547) | (3,490) | (4,151) | (6,514) | (60) | (2,289) | (1,188) | (3,575) | (2,474) | (1,165) | (2,896) | (2,740) | (13) | (36) | (67) | (199) | ||||||||||||||||||||||||||
| Recoveries on loans previously charged off | 1,741 | 1,867 | 5,992 | 2,581 | 87 | 1,101 | 3,005 | 1,282 | 1,652 | 760 | 2,973 | 1,244 | 2 | 6 | 14 | 55 | ||||||||||||||||||||||||||
| (Negative provision) provision | (3,901) | 308 | (7,510) | 504 | (3,954) | 1,256 | (5,064) | (783) | 135 | 459 | (1,626) | 1,978 | (82) | 119 | (834) | (251) | (1,526) | 14 | (440) | |||||||||||||||||||||||
| Balance at end of period | 51,886 | 59,876 | 51,886 | 59,876 | 40,303 | 46,396 | 40,303 | 46,396 | 9,738 | 11,118 | 9,738 | 11,118 | 540 | 1,884 | 540 | 1,884 | 478 | 1,305 | 478 | 1,305 | ||||||||||||||||||||||
| Ending balance: individually evaluated for impairment | 5,166 | 5,424 | 47,886 | 45,674 | 2,448 | 711 | 35,616 | 28,267 | 2,605 | 4,328 | 10,741 | 15,760 | 113 | 385 | 1,529 | 1,647 | ||||||||||||||||||||||||||
| Ending balance: collectively evaluated for impairment | 46,720 | 54,452 | 2,301,349 | 2,141,715 | 37,855 | 45,685 | 2,054,467 | 1,936,586 | 7,133 | 6,790 | 219,568 | 171,396 | 427 | 1,499 | 27,314 | 33,733 | 1,305 | 478 | ||||||||||||||||||||||||
| Loans receivable: | ||||||||||||||||||||||||||||||||||||||||||
| Ending balance | $ 2,349,235 | $ 2,187,389 | $ 2,349,235 | $ 2,187,389 | $ 2,234,089 | $ 2,090,083 | $ 1,964,853 | $ 2,090,083 | $ 1,964,853 | $ 1,969,798 | $ 230,309 | $ 187,156 | $ 230,309 | $ 187,156 | $ 231,786 | $ 28,843 | $ 35,380 | $ 28,843 | $ 35,380 | $ 32,505 | ||||||||||||||||||||||