Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Held-to-maturity, allowance for credit losses	$ 3,214	$ 1,388
Available-for-sale, net of allowance for credit losses	1,196	0
Amortized Cost	$ 3,890,910	$ 4,331,413
Common stock, Class A, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, Class A, shares authorized (in shares)	350,000,000	350,000,000
Common stock, Class A, shares issued (in shares)	125,133,281	127,046,654
Common stock, Class A, shares outstanding (in shares)	125,133,281	127,046,654