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Loans Receivable and Allowance for Credit Losses (Loan Purchases, Sales and Transfers) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Loans Receivable and Allowance for Credit Losses |  |  |  |
Loans transferred from held-for-investment to held-for-sale | $ 101,764 | $ 33,060 | $ 247,636 | $ 143,283
Sales | 104,180 | 46,768 | 257,597 | 161,633
Purchases | 231,578 | 12,510 | 542,426 | 145,690
Allowance for loan and lease losses, Loans transferred from held-for-investment to held-for-sales, write-offs | 1,300 | 0 | 1,300 | 0
Net gains on sales of loans | 1,491 | 132 | 3,272 | 1,082
Commercial and industrial (“C&I”) | Originated |  |  |  |
Loans Receivable and Allowance for Credit Losses |  |  |  |
Sales | 67,600 |  | 198,600 |
Commercial and industrial (“C&I”) | Single-family residential | Originated |  |  |  |
Loans Receivable and Allowance for Credit Losses |  |  |  |
Sales |  | 46,800 |  | 161,600
Loans sold in secondary market | Purchased |  |  |  |
Loans Receivable and Allowance for Credit Losses |  |  |  |
Sales | 36,600 | 0 | 59,000 | 0
Commercial lending | Commercial and industrial (“C&I”) |  |  |  |
Loans Receivable and Allowance for Credit Losses |  |  |  |
Loans transferred from held-for-investment to held-for-sale | 84,745 | 33,060 | 210,585 | 136,033
Sales | 84,503 | 33,060 | 210,382 | 136,033
Purchases | 66,415 | 12,503 | 245,093 | 143,086
Commercial lending | Commercial real estate (“CRE”) |  |  |  |
Loans Receivable and Allowance for Credit Losses |  |  |  |
Loans transferred from held-for-investment to held-for-sale | 17,019 |  | 37,051 | 7,250
Sales | 17,019 |  | 37,051 | 7,250
Purchases | 0 |  | 0 | 0
Commercial lending | Real estate loan | Multifamily residential |  |  |  |
Loans Receivable and Allowance for Credit Losses |  |  |  |
Loans transferred from held-for-investment to held-for-sale |  | 0 | 0 | 0
Sales |  | 0 | 0 | 0
Purchases |  | 7 | 370 | 1,520
Consumer lending | Real estate loan | Single-family residential |  |  |  |
Loans Receivable and Allowance for Credit Losses |  |  |  |
Loans transferred from held-for-investment to held-for-sale | 0 | 0 | 0 | 0
Sales | 2,658 | 13,708 | 10,164 | 18,350
Purchases | $ 165,163 | $ 0 | $ 296,963 | $ 1,084

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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=123577603&loc=SL6953423-111524 + Details
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- Definition Amount of decrease from sale and reclassification to held-for-sale of financing receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 11 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919244-210447 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 (f) -URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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- Definition The net gain (loss) resulting from a sale of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.13(h)) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.3(a)) -URI http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263 + Details
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