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Allowance for Loan and Lease Losses and Unfunded Commitments and Letters of Credit (Allowance for Loan and Lease Losses) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | $ 69,264 | $ 70,234 | $ 68,172 | $ 69,569
Charged-offs | (6,234) | (5,613) | (13,139) | (12,038)
Recoveries | 2,634 | 2,434 | 5,377 | 8,315
Provision for loan and lease losses | 3,640 | 2,202 | 8,894 | 3,411
Ending balance | 69,304 | 69,257 | 69,304 | 69,257
Specific Reserve | 2,705 | 1,358 | 2,705 | 1,358
General Allocation | 66,599 | 67,899 | 66,599 | 67,899
Secured Loans [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 32,114 | 25,761 | 32,321 | 25,923
Charged-offs | (2,900) | (2,022) | (6,670) | (3,408)
Recoveries | 728 | 200 | 1,339 | 712
Provision for loan and lease losses | 1,866 | 3,769 | 4,818 | 4,481
Ending balance | 31,808 | 27,708 | 31,808 | 27,708
Specific Reserve | 2,486 | 1,161 | 2,486 | 1,161
General Allocation | 29,322 | 26,547 | 29,322 | 26,547
Unsecured Loans [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 1,300 | 1,012 | 1,299 | 927
Charged-offs | (41) | (64) | (44) | (104)
Recoveries | 25 | 9 | 76 | 115
Provision for loan and lease losses | (19) | (100) | (66) | (81)
Ending balance | 1,265 | 857 | 1,265 | 857
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | 1,265 | 857 | 1,265 | 857
One-to-Four Family Residential [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 654 | 1,364 | 916 | 2,281
Charged-offs | (35) | (289) | (35) | (297)
Recoveries | 20 | 15 | 61 | 27
Provision for loan and lease losses | 35 | 265 | (268) | (656)
Ending balance | 674 | 1,355 | 674 | 1,355
Specific Reserve | 1 | 111 | 1 | 111
General Allocation | 673 | 1,244 | 673 | 1,244
Commercial Land [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 1,262 | 827 | 1,178 | 799
Charged-offs | (26) | 0 | (26) | 0
Recoveries | 2 | 0 | 2 | 0
Provision for loan and lease losses | 184 | 754 | 268 | 782
Ending balance | 1,422 | 1,581 | 1,422 | 1,581
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | 1,422 | 1,581 | 1,422 | 1,581
Income Property Multifamily [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 7,402 | 8,440 | 6,616 | 9,159
Charged-offs | 0 | (43) | 0 | (43)
Recoveries | 120 | 7 | 181 | 3,259
Provision for loan and lease losses | 524 | (207) | 1,249 | (4,178)
Ending balance | 8,046 | 8,197 | 8,046 | 8,197
Specific Reserve | 100 | 0 | 100 | 0
General Allocation | 7,946 | 8,197 | 7,946 | 8,197
Owner Occupied [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 6,086 | 5,612 | 5,550 | 5,007
Charged-offs | 0 | 0 | 0 | 0
Recoveries | 8 | 13 | 16 | 22
Provision for loan and lease losses | 242 | 176 | 770 | 772
Ending balance | 6,336 | 5,801 | 6,336 | 5,801
Specific Reserve | 0 | 20 | 0 | 20
General Allocation | 6,336 | 5,781 | 6,336 | 5,781
Land And Acquisition [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 640 | 1,026 | 339 | 1,197
Charged-offs | 0 | 0 | 0 | 0
Recoveries | 2 | 1 | 53 | 3
Provision for loan and lease losses | (55) | (530) | 195 | (703)
Ending balance | 587 | 497 | 587 | 497
Specific Reserve | 0 | 66 | 0 | 66
General Allocation | 587 | 431 | 587 | 431
Residential Construction [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 1,449 | 1,790 | 733 | 1,860
Charged-offs | 0 | 0 | 0 | 0
Recoveries | 3 | 7 | 206 | 33
Provision for loan and lease losses | (76) | (839) | 437 | (935)
Ending balance | 1,376 | 958 | 1,376 | 958
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | 1,376 | 958 | 1,376 | 958
Income Property Multifamily Construction [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 715 | 827 | 388 | 622
Charged-offs | 0 | 0 | 0 | 0
Recoveries | 1 | 2 | 2 | 5
Provision for loan and lease losses | 188 | (422) | 514 | (220)
Ending balance | 904 | 407 | 904 | 407
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | 904 | 407 | 904 | 407
Owner Occupied Construction [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 1,210 | 499 | 1,006 | 434
Charged-offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Provision for loan and lease losses | 174 | (58) | 378 | 7
Ending balance | 1,384 | 441 | 1,384 | 441
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | 1,384 | 441 | 1,384 | 441
Consumer Portfolio Segment [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 3,368 | 2,835 | 3,531 | 3,180
Charged-offs | (334) | (319) | (600) | (1,210)
Recoveries | 201 | 137 | 366 | 410
Provision for loan and lease losses | 325 | 529 | 263 | 802
Ending balance | 3,560 | 3,182 | 3,560 | 3,182
Specific Reserve | 118 | 0 | 118 | 0
General Allocation | 3,442 | 3,182 | 3,442 | 3,182
Purchased Credit Impaired Loans [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 13,064 | 16,531 | 13,726 | 16,336
Charged-offs | (2,898) | (2,876) | (5,764) | (6,976)
Recoveries | 1,524 | 2,043 | 3,075 | 3,729
Provision for loan and lease losses | 91 | 476 | 744 | 3,085
Ending balance | 11,781 | 16,174 | 11,781 | 16,174
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | 11,781 | 16,174 | 11,781 | 16,174
Unallocated Financing Receivables [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 0 | 3,710 | 569 | 1,844
Charged-offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Provision for loan and lease losses | 161 | (1,611) | (408) | 255
Ending balance | 161 | 2,099 | 161 | 2,099
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | $ 161 | $ 2,099 | $ 161 | $ 2,099

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- Definition Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953423-111524 + Details
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- Definition Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953423-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953423-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953423-111524 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=6379141&loc=d3e15032-111544 + Details
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