Allowance for Credit Losses - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Jun. 30, 2022	Dec. 31, 2021
Provision for Loan and Lease Losses [Abstract]
Increase (decrease) in ACL during period	$ (526)	$ (21,300)	$ (2,200)	$ (56,500)
Net charge-offs	1,100	1,800	6,800	4,200
Provision for Credit Losses	546	$ (19,543)	4,560	$ (52,359)
Allowance for off-balance sheet commitments	24,700		24,700		$ 24,100	$ 27,400
Provision for credit losses for off-balance sheet commitments	$ 549		$ 2,600