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Loans and Allowance for Loan Losses - Purchased Credit Impaired Loans (Details) - USD ($) $ in Thousands | 9 Months Ended |
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Sep. 30, 2022 | Sep. 30, 2021
Activity in the allowance for loan losses: |  |
Collectively evaluated for impairment | $ 2,443,897 | $ 1,726,961
Purchased credit impaired loans |  |
Activity in the allowance for loan losses: |  |
Collectively evaluated for impairment | 4,400 |
Unpaid principal balance of disposals | 13,400 |
Additional accretion income recognized | $ 1,000 |

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- Definition Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Principal Balance of Disposals + References No definition available. + Details
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- Definition Amount of reduction, resulting from a sale or transfer of a loan, in the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities with evidence of deterioration of credit quality. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI https://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544 Reference 2: 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 + Details
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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 No definition available. + Details
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- Definition The balance of financing receivables that were collectively evaluated for impairment. + 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 (h) -URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524 + Details
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- Details
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