Deposit Accounts - Aggregate Annual Maturities of Certificates of Deposit Accounts (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Amount
Within 3 months	$ 488,062
4 to 6 months	529,373
7 to 12 months	876,046
13 to 24 months	519,884
25 to 36 months	6,912
37 to 60 months	7,262
Over 60 months	75,580
Total time deposit accounts	$ 2,503,119	$ 1,058,273
Weighted Average Interest Rate
Within 3 months (as a percent)	2.13%
4 to 6 months (as a percent)	2.62%
7 to 12 months (as a percent)	3.45%
13 to 24 months (as a percent)	3.55%
25 to 36 months (as a percent)	0.61%
37 to 60 months (as a percent)	0.27%
Over 60 months (as a percent)	1.04%
Total (as a percent)	2.95%	0.24%