Allowance for Credit Losses - Loans (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Jan. 06, 2022	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Balance at beginning of the period		$ 68,836	$ 60,389	$ 58,047	$ 71,124
Initial allowance for credit losses on PCD loans	$ 12,077	0	0	12,077	0
Charge-offs		(56)	(996)	(8,229)	(4,128)
Recoveries		88	1,266	760	1,785
Net recoveries (charge-offs)		32	270	(7,469)	(2,343)
Provision (benefit) for credit loss - loans		11	(2,706)	6,224	(10,828)
Balance at end of the period		68,879	57,953	68,879	57,953
Financial Asset Acquired with Credit Deterioration
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Charge-offs		0	0	(7,634)	0
Financial Asset, Other than Financial Asset Acquired with Credit Deterioration
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]
Charge-offs		$ (56)	$ (996)	$ (595)	$ (4,128)