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Loans - Loans Receivable (Detail) (USD $)
In Thousands, unless otherwise specified |
Sep. 30, 2014
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Jun. 30, 2014
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Dec. 31, 2013
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Sep. 30, 2013
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Jun. 30, 2013
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Dec. 31, 2012
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|---|---|---|---|---|---|---|
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | $ 2,675,959 | $ 2,159,271 | ||||
| Allowance for loans losses | (51,179) | (51,886) | (57,555) | (57,639) | (59,876) | (63,305) |
| Deferred loan costs | 3,311 | |||||
| Loans receivable, net | 2,628,091 | 2,177,498 | ||||
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Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 2,411,154 | 1,921,659 | ||||
| Allowance for loans losses | (39,891) | (40,303) | (43,550) | (45,225) | (46,396) | (49,472) |
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Commercial and industrial loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 235,898 | 203,547 | ||||
| Allowance for loans losses | (9,864) | (9,738) | (11,287) | (8,668) | (11,118) | (10,636) |
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Consumer loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 28,907 | 34,065 | ||||
| Allowance for loans losses | (324) | (540) | (1,427) | (1,639) | (1,884) | (2,280) |
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Non-PCI Loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 2,608,935 | 2,234,089 | ||||
| Allowance for loans losses | (51,179) | (57,555) | ||||
| Deferred loan costs | 3,311 | 964 | ||||
| Loans receivable, net | 2,561,067 | 2,177,498 | ||||
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Non-PCI Loans [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 2,344,538 | 1,969,798 | ||||
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Non-PCI Loans [Member] | Commercial and industrial loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 235,548 | 231,786 | ||||
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Non-PCI Loans [Member] | Consumer loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 28,849 | 32,505 | ||||
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PCI Loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 67,024 | |||||
| Loans receivable, net | 67,024 | |||||
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PCI Loans [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 66,616 | |||||
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PCI Loans [Member] | Commercial and industrial loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 350 | |||||
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PCI Loans [Member] | Consumer loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 58 | |||||
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Retail [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 651,801 | |||||
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Retail [Member] | Non-PCI Loans [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 635,861 | 543,619 | ||||
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Retail [Member] | PCI Loans [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 15,940 | |||||
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Hotel/Motel [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 466,611 | |||||
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Hotel/Motel [Member] | Non-PCI Loans [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 452,405 | 322,927 | ||||
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Hotel/Motel [Member] | PCI Loans [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 14,206 | |||||
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Gas station [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 358,455 | |||||
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Gas station [Member] | Non-PCI Loans [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 340,386 | 292,557 | ||||
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Gas station [Member] | PCI Loans [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 18,069 | |||||
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Other [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 821,411 | |||||
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Other [Member] | Non-PCI Loans [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 805,696 | 731,617 | ||||
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Other [Member] | PCI Loans [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 15,715 | |||||
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Construction [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 4,146 | |||||
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Construction [Member] | Non-PCI Loans [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 4,146 | |||||
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Residential property [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 108,730 | |||||
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Residential property [Member] | Non-PCI Loans [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 106,044 | 79,078 | ||||
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Residential property [Member] | PCI Loans [Member] | Real estate loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 2,686 | |||||
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Commercial term [Member] | Commercial and industrial loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 119,525 | |||||
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Commercial term [Member] | Non-PCI Loans [Member] | Commercial and industrial loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 119,175 | 124,391 | ||||
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Commercial term [Member] | PCI Loans [Member] | Commercial and industrial loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 350 | |||||
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Commercial lines of credit [Member] | Commercial and industrial loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 75,246 | |||||
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Commercial lines of credit [Member] | Non-PCI Loans [Member] | Commercial and industrial loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 75,246 | 71,042 | ||||
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International loans [Member] | Commercial and industrial loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | 41,127 | |||||
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International loans [Member] | Non-PCI Loans [Member] | Commercial and industrial loans [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Total gross loans | $ 41,127 | $ 36,353 |