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Loans Held for Investment and Allowance for Credit Losses on Loans - Purchased Credit Deteriorated Loans (Detail) - Loans Acquired with Deteriorated Credit Quality [Member] $ in Thousands | 12 Months Ended
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Dec. 31, 2020 USD ($)
Financing Receivable Allowance For Credit Losses [Line Items] |
Purchase price of loans at acquisition | $ 1,761
Allowance for credit losses at acquisition | 502
Par value of acquired loans at acquisition | $ 2,263

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- Definition Amount of allowance for credit loss at acquisition date of financing receivable purchased with credit deterioration. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 19 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919265-210447 + Details
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- Definition Amount at par value of financing receivable purchased with credit deterioration. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 19 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919265-210447 + Details
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- Definition Amount at purchase price of financing receivable purchased with credit deterioration. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 19 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919265-210447 + Details
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