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v3.22.2.2

Allowance for credit losses - Allowance for loan losses - Additional Information (Details) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2022 USD ($) | Sep. 30, 2021 USD ($) | Sep. 30, 2022 USD ($) | Sep. 30, 2021 USD ($) | Dec. 31, 2021 USD ($)
Financing Receivable |  |  |  |  |
Troubled debt restructurings | $ 1,640,640,000 |  | $ 1,640,640,000 |  | $ 1,656,822,000
Allowance for loan and leases losses reduction | $ (11,000,000) |  |  |  |
Reversion window | 3 years | 1 year |  |  |
Note A / B Split |  |  |  |  |
Financing Receivable |  |  |  |  |
Troubled debt restructurings | $ 2,700,000 | $ 10,200,000 | 2,700,000 | $ 10,200,000 |
Aggregated unpaid principal balance | 2,700,000 | $ 10,200,000 | 2,700,000 | 10,200,000 |
Loans restructuring charge offs |  |  | $ 0 | $ 0 |
Number of loans |  |  | 3 | 5 |
Commercial |  |  |  |  |
Financing Receivable |  |  |  |  |
Troubled debt restructurings | 324,552,000 |  | $ 324,552,000 |  | 326,088,000
Outstanding commitments to lend additional funds to debtors owing receivables whose terms have been modified in troubled debt restructurings | $ 9,000,000 |  | $ 9,000,000 |  | $ 9,000,000

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- Definition Amount of other addition (reduction) in 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 15 -URI http://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524 + Details
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