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Loans and Leases - Activity for SBA Loans Held for Sale (Detail) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2019 | Mar. 31, 2018
Financing Receivable, Reclassification From Portfolio Loans To Loans Held For Sale [Roll Forward] |  |
Balance at beginning of period | $ 9,390 | $ 6,394
Originations | 13,223 | 18,805
Sales | (15,459) | (19,187)
Principal payoffs and amortization | (14) | (4)
Balance at end of period | 7,140 | 6,008
Real estate loans |  |
Financing Receivable, Reclassification From Portfolio Loans To Loans Held For Sale [Roll Forward] |  |
Balance at beginning of period | 5,194 | 3,746
Originations | 9,064 | 10,433
Sales | (7,756) | (12,028)
Principal payoffs and amortization | (2) | 0
Balance at end of period | 6,500 | 2,151
Commercial and industrial loans |  |
Financing Receivable, Reclassification From Portfolio Loans To Loans Held For Sale [Roll Forward] |  |
Balance at beginning of period | 4,196 | 2,648
Originations | 4,159 | 8,372
Sales | (7,703) | (7,159)
Principal payoffs and amortization | (12) | (4)
Balance at end of period | $ 640 | $ 3,857

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- Definition Financing Receivable, Reclassification From Portfolio Loans To Loans Held For Sale [Roll Forward] + References No definition available. + Details
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- Definition Principal payoffs and amortization. + References No definition available. + Details
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- Definition Amount, after allowance for bad debt, of loan receivables held-for-sale that are not part of a disposal group. Excludes loans and leases covered under loss sharing agreements and loans classified as debt securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522 + Details
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- Definition The amount of cash paid for the origination of mortgages that are held for sale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3536-108585 + Details
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- Definition The cash inflow resulting from the sale of loans classified as held-for-sale, including proceeds from loans sold through mortgage securitization. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 16 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3337-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3461-108585 + Details
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