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v3.23.1

Allowance for Credit Losses and Credit Quality of Loans, Summary (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2023 | Dec. 31, 2022 | Mar. 31, 2022 | Dec. 31, 2021
Allowance for Credit Losses [Abstract] |  |  |  |
Allowance for credit losses | $ 100,250 | $ 100,800 | $ 90,000 | $ 92,000
Percentage of allowance of credit losses | 1.21% | 1.24% |  |
Recorded total loans | $ 8,264,578 | $ 8,150,147 |  |
Loans purchased with credit deterioration | 0 | 0 |  |
Amount of loans purchased | 0 |  |  |
Allowance for credit losses on loans purchased |  | 3,200 |  |
ASU 2022-02 [Member] |  |  |  |
Allowance for Credit Losses [Abstract] |  |  |  |
Allowance for credit losses | 100,250 | 100,152 |  |
Loans [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | ASU 2022-02 [Member] |  |  |  |
Allowance for Credit Losses [Abstract] |  |  |  |
Allowance for credit losses |  | (600) |  |
Accrued Interest Receivable [Member] |  |  |  |
Allowance for Credit Losses [Abstract] |  |  |  |
Allowance for credit losses | 0 | 0 |  |
AIR on loans | $ 25,400 | $ 25,000 |  |
Financing Receivable, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] | Other Assets | Other Assets |  |
PPP [Member] | Maximum [Member] |  |  |  |
Allowance for Credit Losses [Abstract] |  |  |  |
Recorded total loans | $ 1,000 |  |  |
Residential [Member] |  |  |  |
Allowance for Credit Losses [Abstract] |  |  |  |
Allowance for credit losses |  |  | 17,852 | 18,806
Recorded total loans | 2,105,482 | $ 2,114,495 |  |
Amount of loans purchased |  | $ 11,500 |  |
Premium on loans purchased |  | 1.53% |  |
Residential [Member] | ASU 2022-02 [Member] |  |  |  |
Allowance for Credit Losses [Abstract] |  |  |  |
Allowance for credit losses | 15,390 | $ 14,539 |  |
Consumer Loans [Member] |  |  |  |
Allowance for Credit Losses [Abstract] |  |  |  |
Allowance for credit losses |  |  | $ 43,591 | $ 44,253
Recorded total loans | 2,163,218 | 2,099,087 |  |
Amount of loans purchased |  | 50,100 |  |
Consumer Loans [Member] | ASU 2022-02 [Member] |  |  |  |
Allowance for Credit Losses [Abstract] |  |  |  |
Allowance for credit losses | $ 48,820 | $ 50,951 |  |

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- Definition Percentage of allowance for credit loss to total financing receivable outstanding. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph (a) -Subparagraph (1) + Details
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- Definition Reserve for loans impairments recorded after acquisition as a result of current information and events which result in it being probable that estimated cash flows will be less than previously expected or because actual cash flows are less than cash flows previously expected. This relates to loans not accounted for as debt securities, with evidence of deterioration of credit quality since origination that was acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 15 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=123409700&loc=d3e13503-111538 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(2) -URI https://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544 + Details
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- Definition Amount, after allowance for credit loss, of accrued interest on 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 3A -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL120267960-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL120267845-210446 + Details
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