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Loans and Allowance for Credit Losses - Changes in Allowance for Loan Losses by Loan Segment (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Allowance for loan losses: |  |  |
Beginning balance | $ 195,397 | $ 130,648 |
Provision for credit losses | 0 | 0 |
CECL Day 1 non-PCD provision for credit losses | 13,955 |  |
CECL Day 1 PCD ACL | 16,599 |  |
Recoveries on loans | 3,927 | 2,578 |
Loans charged off | (6,601) | (11,884) |
Ending balance | 223,277 | 195,397 | $ 130,648
Beginning balance |  | 130,648 | 80,284
Provision for credit losses - loans | 16,755 | 0 | 58,673
Recoveries on loans |  |  | 2,176
Loans charged off |  |  | (10,485)
Ending balance |  |  | 130,648
Impact of adopting ASC 326 |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 74,055 |
Ending balance |  |  | 74,055
Balances, January 1, 2021 Post-ASC 326 adoption |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 204,703 |
Ending balance |  |  | 204,703
Previously Reported |  |  |
Allowance for loan losses: |  |  |
Beginning balance | 195,397 | 130,648 |
Ending balance |  | 195,397 | 130,648
Credit risk reclassifications |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 0 |
Ending balance |  |  | 0
Commercial |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 47,115 |
Provision for credit losses | 16,697 | 7,921 |
CECL Day 1 non-PCD provision for credit losses | 2,957 |  |
CECL Day 1 PCD ACL | 12,970 |  |
Recoveries on loans | 872 | 724 |
Loans charged off | (1,215) | (5,849) |
Ending balance | 102,216 |  | 47,115
Beginning balance |  | 47,115 | 32,902
Provision for credit losses - loans |  |  | 21,930
Recoveries on loans |  |  | 819
Loans charged off |  |  | (8,536)
Ending balance |  |  | 47,115
Commercial | Impact of adopting ASC 326 |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 20,024 |
Ending balance |  |  | 20,024
Commercial | Balances, January 1, 2021 Post-ASC 326 adoption |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 67,139 |
Ending balance |  |  | 67,139
Commercial | Previously Reported |  |  |
Allowance for loan losses: |  |  |
Beginning balance | 69,935 | 47,115 |
Ending balance |  | 69,935 | 47,115
Commercial | Credit risk reclassifications |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  |  |
Ending balance |  |  |
Commercial Real Estate |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 40,786 |
Provision for credit losses | (20,425) | (11,093) |
CECL Day 1 non-PCD provision for credit losses | 5,539 |  |
CECL Day 1 PCD ACL | 2,981 |  |
Recoveries on loans | 1,096 | 580 |
Loans charged off | (3,017) | (4,533) |
Ending balance | 46,839 |  | 40,786
Beginning balance |  | 51,070 | 28,778
Provision for credit losses - loans |  |  | 22,174
Recoveries on loans |  |  | 431
Loans charged off |  |  | (313)
Ending balance |  |  | 51,070
Commercial Real Estate | Impact of adopting ASC 326 |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 34,925 |
Ending balance |  |  | 34,925
Commercial Real Estate | Balances, January 1, 2021 Post-ASC 326 adoption |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 75,711 |
Ending balance |  |  | 75,711
Commercial Real Estate | Previously Reported |  |  |
Allowance for loan losses: |  |  |
Beginning balance | 60,665 | 51,070 |
Ending balance |  | 60,665 | 51,070
Commercial Real Estate | Credit risk reclassifications |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | (10,284) |
Ending balance |  |  | (10,284)
Construction |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 10,284 |
Provision for credit losses | 6,367 | 1,122 |
CECL Day 1 non-PCD provision for credit losses | 871 |  |
CECL Day 1 PCD ACL | 648 |  |
Recoveries on loans | 863 | 1 |
Loans charged off | 0 | (6) |
Ending balance | 28,955 |  | 10,284
Construction | Impact of adopting ASC 326 |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 8,805 |
Ending balance |  |  | 8,805
Construction | Balances, January 1, 2021 Post-ASC 326 adoption |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 19,089 |
Ending balance |  |  | 19,089
Construction | Previously Reported |  |  |
Allowance for loan losses: |  |  |
Beginning balance | 20,206 | 0 |
Ending balance |  | 20,206 | 0
Construction | Credit risk reclassifications |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 10,284 |
Ending balance |  |  | 10,284
Consumer |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 0 |
Provision for credit losses |  | 0 |
Recoveries on loans |  | 0 |
Loans charged off |  | 0 |
Ending balance |  |  | 0
Beginning balance |  | 9,648 | 4,035
Provision for credit losses - loans |  |  | 5,996
Recoveries on loans |  |  | 260
Loans charged off |  |  | (643)
Ending balance |  |  | 9,648
Consumer | Impact of adopting ASC 326 |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 0 |
Ending balance |  |  | 0
Consumer | Balances, January 1, 2021 Post-ASC 326 adoption |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 0 |
Ending balance |  |  | 0
Consumer | Previously Reported |  |  |
Allowance for loan losses: |  |  |
Beginning balance | 0 | 9,648 |
Ending balance |  | 0 | 9,648
Consumer | Credit risk reclassifications |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | (9,648) |
Ending balance |  |  | (9,648)
Residential |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 0 |
Provision for credit losses |  | 0 |
Recoveries on loans |  | 0 |
Loans charged off |  | 0 |
Ending balance |  |  | 0
Beginning balance |  | 22,815 | 14,569
Provision for credit losses - loans |  |  | 8,573
Recoveries on loans |  |  | 666
Loans charged off |  |  | (993)
Ending balance |  |  | 22,815
Residential | Impact of adopting ASC 326 |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 0 |
Ending balance |  |  | 0
Residential | Balances, January 1, 2021 Post-ASC 326 adoption |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 0 |
Ending balance |  |  | 0
Residential | Previously Reported |  |  |
Allowance for loan losses: |  |  |
Beginning balance | 0 | 22,815 |
Ending balance |  | 0 | 22,815
Residential | Credit risk reclassifications |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | (22,815) |
Ending balance |  |  | (22,815)
Consumer & Residential |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 32,463 |
Provision for credit losses | (2,639) | 2,050 |
CECL Day 1 non-PCD provision for credit losses | 4,588 |  |
CECL Day 1 PCD ACL | 0 |  |
Recoveries on loans | 1,096 | 1,273 |
Loans charged off | (2,369) | (1,496) |
Ending balance | 45,267 |  | 32,463
Consumer & Residential | Impact of adopting ASC 326 |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 10,301 |
Ending balance |  |  | 10,301
Consumer & Residential | Balances, January 1, 2021 Post-ASC 326 adoption |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | 42,764 |
Ending balance |  |  | 42,764
Consumer & Residential | Previously Reported |  |  |
Allowance for loan losses: |  |  |
Beginning balance | $ 44,591 | 0 |
Ending balance |  | 44,591 | 0
Consumer & Residential | Credit risk reclassifications |  |  |
Allowance for loan losses: |  |  |
Beginning balance |  | $ 32,463 |
Ending balance |  |  | $ 32,463

X
- Definition Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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- Definition Amount of loans and leases that have been written off from both loan receivables and 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 11B -Subparagraph (c)(3) -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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