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LOANS HELD FOR INVESTMENT - Financial Effects of the Permanent Modifications Granted to Borrowers Experiencing Financial Difficulty (Detail) - Permanent Modification [Member] | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2023
Residential Portfolio Segment [Member] | Conventional Loan [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 0.00% | 0.00%
Weighted-Average Term Extension (in months) |  | 105 months
Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 0.45% | 0.45%
Weighted-Average Term Extension (in months) |  | 72 months
Commercial Portfolio Segment [Member] | Mortgage Receivable [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 0.00% | 0.00%
Weighted-Average Term Extension (in months) | 13 months | 13 months
Construction Loans [Member] | Commercial Portfolio Segment [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 0.00% | 0.00%
Automobile Loan [Member] | Consumer Portfolio Segment [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 0.00% | 0.00%
Weighted-Average Term Extension (in months) | 31 months | 27 months
Personal Loans [Member] | Consumer Portfolio Segment [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 0.00% | 0.00%
Weighted-Average Term Extension (in months) | 35 months | 35 months
Credit Card Receivables [Member] | Consumer Portfolio Segment [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 16.67% | 16.27%
Other Loans [Member] | Consumer Portfolio Segment [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 0.00% | 0.00%
Weighted-Average Term Extension (in months) | 22 months | 26 months
Combination Of Interest Rate Below Market Reduction And Extended Maturity [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 0.00% | 2.95%
Weighted-Average Term Extension (in months) |  | 105 months
Combination Of Interest Rate Below Market Reduction And Extended Maturity [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 0.00% | 0.00%
Combination Of Interest Rate Below Market Reduction And Extended Maturity [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 0.00% | 0.25%
Weighted-Average Term Extension (in months) |  | 64 months
Combination Of Interest Rate Below Market Reduction And Extended Maturity [Member] | Construction Loans [Member] | Commercial Portfolio Segment [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 0.00% | 0.00%
Combination Of Interest Rate Below Market Reduction And Extended Maturity [Member] | Automobile Loan [Member] | Consumer Portfolio Segment [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 2.27% | 3.10%
Weighted-Average Term Extension (in months) | 25 months | 28 months
Combination Of Interest Rate Below Market Reduction And Extended Maturity [Member] | Personal Loans [Member] | Consumer Portfolio Segment [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 3.61% | 4.29%
Weighted-Average Term Extension (in months) | 41 months | 33 months
Combination Of Interest Rate Below Market Reduction And Extended Maturity [Member] | Credit Card Receivables [Member] | Consumer Portfolio Segment [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 0.00% | 0.00%
Combination Of Interest Rate Below Market Reduction And Extended Maturity [Member] | Other Loans [Member] | Consumer Portfolio Segment [Member] |  |
Financing Receivable Modifications [Line Items] |  |
Weighted-Average Interest Rate Reduction (%) | 2.00% | 1.74%
Weighted-Average Term Extension (in months) | 10 months | 23 months

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-42 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-42 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 12A -Publisher FASB -URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 33 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-33 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 34 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-34 + Details
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