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v3.22.2.2

Loans and Allowance for Credit Losses - Textual (Details) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2022 USD ($) loan | Sep. 30, 2021 USD ($) | Sep. 30, 2022 USD ($) loan | Sep. 30, 2021 USD ($) loan | Dec. 31, 2021 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | $ 15,607,135,000 |  | $ 15,607,135,000 |  | $ 12,012,503,000
Non-credit related discount |  |  | 29,100,000 |  | 21,500,000
Financing receivable, accrued interest excluded from amortized costs | 52,700,000 |  | 52,700,000 |  | 39,800,000
Nonaccrual loans with no allowance for credit loss | $ 13,700,000 |  | $ 13,700,000 |  | 14,500,000
Number of loan modifications | loan | 3 |  | 4 | 1 |
Balance prior to TDR | $ 747,000 |  | $ 760,000 | $ 784,000 |
Foreclosed assets and other real estate owned | 3,612,000 |  | 3,612,000 |  | 6,032,000
Financing receivable, collateral dependent, amount | 77,070,000 |  | 77,070,000 |  | 47,089,000
Unfunded commitments, allowance for credit loss | 41,900,000 |  | 41,900,000 |  | 22,400,000
Off-balance sheet, credit loss, liability, credit loss expense (reversal) | 16,000,000 | $ 0 | 19,500,000 | $ 0 |
Residential Real Estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans in process of foreclosure, amount | 3,389,000 |  | 3,389,000 |  | 1,806,000
OREO Received in Full or Partial Satisfaction of Loans | Residential Real Estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Foreclosed assets and other real estate owned | 524,000 |  | 524,000 |  | 831,000
Real Estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | $ 12,089,193,000 |  | $ 12,089,193,000 |  | 9,167,250,000
Number of loan modifications | loan | 3 |  | 4 | 1 |
Balance prior to TDR | $ 747,000 |  | $ 760,000 | $ 784,000 |
Real Estate | OREO Received in Full or Partial Satisfaction of Loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Balance prior to TDR | 0 | 0 | 0 | $ 0 |
Paycheck Protection Program Loans |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 12,100,000 |  | 12,100,000 |  | 116,700,000
Other commercial | Real Estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | $ 7,249,891,000 |  | $ 7,249,891,000 |  | 5,738,904,000
Number of loan modifications | loan | 3 |  | 4 | 1 |
Balance prior to TDR | $ 747,000 |  | $ 760,000 | $ 784,000 |
Financing receivable, collateral dependent, amount | 64,772,000 |  | 64,772,000 |  | 32,849,000
Single family residential | Real Estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans | 2,467,008,000 |  | 2,467,008,000 |  | 2,101,975,000
Allowance for credit losses on loans |  | $ 5,100 |  | $ 5,100 |
Financing receivable, collateral dependent, amount | $ 1,008,000 |  | $ 1,008,000 |  | $ 1,838,000
Commercial real estate | Real Estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Number of loans with subsequent default | loan |  |  | 0 | 0 |
Minimum |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Financing receivable, term of loan |  |  | 1 year |  |
Maximum |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Financing receivable, term of loan |  |  | 3 years |  |

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