The percentage of outstanding aggregate loan balances representing the fair value adjustments for loans acquired.

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Financing Receivable, Troubled Debt Restructuring, Modifications, Number of Contracts

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Increase (Decrease) in Number of Notes Receivable, Related Parties

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Amount of addition (reduction) to the amount at which an asset could be incurred (settled) in a current transaction between willing parties.

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The carrying amount of deferred costs.

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Amount, before allowance for credit loss, of accrued interest on financing receivable.

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Amount of interest income on financing receivable from change in present value of expected cash flows attributable to passage of time. Excludes net investment in lease.

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Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

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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.

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Number of financing receivables that have been modified by troubled debt restructurings.

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Amount, before troubled debt restructuring, of financing receivable to be modified.

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Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

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For an unclassified balance sheet, amounts due from parties associated with the reporting entity as evidenced by a written promise to pay.

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Loans - Additional Information (Details) $ in Thousands	12 Months Ended
Loans - Additional Information (Details) $ in Thousands	Dec. 31, 2022 USD ($) Loan contract	Dec. 31, 2021 USD ($) contract	Dec. 31, 2020 USD ($) contract	Sep. 30, 2022 USD ($)
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	$ 8,144,724	$ 5,925,029
Accrued interest receivable	28,200	14,700
Loans to directors and executive officers	$ 400	600
New loans \| Loan	2
Interest income on nonaccrual loans	$ 1,600	$ 1,200	$ 900
Number of loans modified in troubled debt restructurings \| contract	9	12	10
Modified in troubled debt restructurings	$ 900	$ 800	$ 700
Allowance for credit loss on TDRs	$ 200
Number of loans under trouble debt restructuring \| contract	3	3
Value of loans under trouble debt restructuring modified in preceding twelve months	$ 41	$ 200
Interest income related to impaired loans with impairment measured on present value of expected future cash flows	37	16	$ 100
Portfolio Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	5,944,193	4,929,672
Net deferred costs	35,100	28,600
PCD Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	234,782	126,939
Acquired Non-PCD Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	1,965,749	868,418
Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Remaining fair value adjustment for loans acquired	$ 97,700	$ 23,100
Percentage of fair value adjustment for loans acquired	4.30%	2.30%
Residential real estate
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	$ 1,849,503	$ 1,425,354
Residential real estate \| Portfolio Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	1,558,643	1,261,306
Residential real estate \| PCD Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	19,482	7,091
Residential real estate \| Acquired Non-PCD Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	271,378	156,957
Commercial real estate - non-owner occupied
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	2,589,774	1,736,439
Commercial real estate - non-owner occupied \| Portfolio Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	1,695,411	1,278,180
Commercial real estate - non-owner occupied \| PCD Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	127,225	75,705
Commercial real estate - non-owner occupied \| Acquired Non-PCD Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	767,138	382,554
Paycheck Protection Program
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	4,590	91,107
Paycheck Protection Program \| Portfolio Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	1,474	69,503
Paycheck Protection Program \| PCD Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	0	0
Paycheck Protection Program \| Acquired Non-PCD Loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	$ 3,116	$ 21,604
Scenario, Adjustment \| Residential real estate
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans				$ (100,000)
Scenario, Adjustment \| Commercial real estate - non-owner occupied
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans				$ 100,000