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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 | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | $ 80,150 | $ 72,984 | $ 75,646 | $ 70,043
Charged-offs | (2,091) | (3,258) | (13,640) | (13,091)
Recoveries | 2,575 | 2,538 | 8,801 | 9,360
Provision (recapture) for loan and lease losses | 3,153 | (648) | 12,980 | 5,304
Ending balance | 83,787 | 71,616 | 83,787 | 71,616
Specific Reserve | 1,255 | 102 | 1,255 | 102
General Allocation | 82,532 | 71,514 | 82,532 | 71,514
Secured Loans [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 40,350 | 39,539 | 29,341 | 36,050
Charged-offs | (576) | (1,362) | (8,741) | (6,071)
Recoveries | 496 | 550 | 2,536 | 3,750
Provision (recapture) for loan and lease losses | 2,912 | (969) | 20,046 | 4,029
Ending balance | 43,182 | 37,758 | 43,182 | 37,758
Specific Reserve | 1,139 | 0 | 1,139 | 0
General Allocation | 42,043 | 37,758 | 42,043 | 37,758
Unsecured Loans [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 2,443 | 1,147 | 2,000 | 960
Charged-offs | (30) | 0 | (117) | (18)
Recoveries | 51 | 138 | 356 | 247
Provision (recapture) for loan and lease losses | (41) | (298) | 184 | (202)
Ending balance | 2,423 | 987 | 2,423 | 987
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | 2,423 | 987 | 2,423 | 987
One-to-Four Family Residential [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 461 | 628 | 701 | 599
Charged-offs | 0 | 0 | 0 | (460)
Recoveries | 21 | 40 | 389 | 380
Provision (recapture) for loan and lease losses | (110) | 3 | (718) | 152
Ending balance | 372 | 671 | 372 | 671
Specific Reserve | 8 | 26 | 8 | 26
General Allocation | 364 | 645 | 364 | 645
Commercial Land [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 3,278 | 2,356 | 4,265 | 1,797
Charged-offs | 0 | 0 | 0 | 0
Recoveries | 8 | 45 | 92 | 45
Provision (recapture) for loan and lease losses | (87) | (97) | (1,158) | 462
Ending balance | 3,199 | 2,304 | 3,199 | 2,304
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | 3,199 | 2,304 | 3,199 | 2,304
Income Property Multifamily [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 4,102 | 6,854 | 5,672 | 7,342
Charged-offs | 0 | 0 | (223) | 0
Recoveries | 202 | 9 | 901 | 104
Provision (recapture) for loan and lease losses | (292) | 241 | (2,338) | (342)
Ending balance | 4,012 | 7,104 | 4,012 | 7,104
Specific Reserve | 1 | 25 | 1 | 25
General Allocation | 4,011 | 7,079 | 4,011 | 7,079
Owner Occupied [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 4,356 | 6,512 | 5,459 | 6,439
Charged-offs | 0 | 0 | 0 | 0
Recoveries | 3 | 4 | 19 | 114
Provision (recapture) for loan and lease losses | 316 | 306 | (803) | 269
Ending balance | 4,675 | 6,822 | 4,675 | 6,822
Specific Reserve | 71 | 0 | 71 | 0
General Allocation | 4,604 | 6,822 | 4,604 | 6,822
Land And Acquisition [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 848 | 361 | 963 | 316
Charged-offs | 0 | 0 | 0 | (14)
Recoveries | 582 | 14 | 610 | 61
Provision (recapture) for loan and lease losses | (742) | (83) | (885) | (71)
Ending balance | 688 | 292 | 688 | 292
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | 688 | 292 | 688 | 292
Residential Construction [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 4,572 | 1,377 | 3,709 | 669
Charged-offs | 0 | 0 | 0 | 0
Recoveries | 1 | 6 | 6 | 46
Provision (recapture) for loan and lease losses | 660 | (272) | 1,518 | 396
Ending balance | 5,233 | 1,111 | 5,233 | 1,111
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | 5,233 | 1,111 | 5,233 | 1,111
Income Property Multifamily Construction [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 7,367 | 985 | 7,053 | 404
Charged-offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Provision (recapture) for loan and lease losses | 573 | 279 | 887 | 860
Ending balance | 7,940 | 1,264 | 7,940 | 1,264
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | 7,940 | 1,264 | 7,940 | 1,264
Owner Occupied Construction [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 2,299 | 1,382 | 4,413 | 1,192
Charged-offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Provision (recapture) for loan and lease losses | 138 | (87) | (1,976) | 103
Ending balance | 2,437 | 1,295 | 2,437 | 1,295
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | 2,437 | 1,295 | 2,437 | 1,295
Consumer Portfolio Segment [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 5,292 | 3,551 | 5,163 | 3,534
Charged-offs | (277) | (263) | (773) | (1,156)
Recoveries | 266 | 343 | 796 | 876
Provision (recapture) for loan and lease losses | (258) | 42 | (163) | 419
Ending balance | 5,023 | 3,673 | 5,023 | 3,673
Specific Reserve | 36 | 51 | 36 | 51
General Allocation | 4,987 | 3,622 | 4,987 | 3,622
Purchased Credit Impaired Loans [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 4,782 | 8,061 | 6,907 | 10,515
Charged-offs | (1,208) | (1,633) | (3,786) | (5,372)
Recoveries | 945 | 1,389 | 3,096 | 3,737
Provision (recapture) for loan and lease losses | (502) | (473) | (2,200) | (1,536)
Ending balance | 4,017 | 7,344 | 4,017 | 7,344
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | 4,017 | 7,344 | 4,017 | 7,344
Unallocated Financing Receivables [Member] |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |
Beginning balance | 0 | 231 | 0 | 226
Charged-offs | 0 | 0 | 0 | 0
Recoveries | 0 | 0 | 0 | 0
Provision (recapture) for loan and lease losses | 586 | 760 | 586 | 765
Ending balance | 586 | 991 | 586 | 991
Specific Reserve | 0 | 0 | 0 | 0
General Allocation | $ 586 | $ 991 | $ 586 | $ 991

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=84173941&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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -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 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -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=82894903&loc=d3e15032-111544 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -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 + Details
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