Offsetting Assets and Liabilities - Offsetting Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Securities loaned
Gross Amounts of Recognized Liabilities		$ 272,580
Gross Amounts Offset in the Statement of Financial Condition		0
Net Amounts of Liabilities Presented in the Statement of Financial Condition		272,580
Financial Instruments Collateral		(267,053)
Cash Collateral Pledged		0
Net Amount		5,527
Derivatives
Cash Collateral Pledged	$ (10,000)	(4,200)
Derivatives
Derivatives
Gross Amounts of Recognized Liabilities	16,411	13,712
Gross Amounts Offset in the Statement of Financial Condition	0	0
Net Amounts of Liabilities Presented in the Statement of Financial Condition	16,411	13,712
Financial Instruments Collateral	0	0
Cash Collateral Pledged	(9,987)	(4,158)
Net Amount	6,424	$ 9,554
Securities loaned
Securities loaned
Gross Amounts of Recognized Liabilities	274,650
Gross Amounts Offset in the Statement of Financial Condition	0
Net Amounts of Liabilities Presented in the Statement of Financial Condition	274,650
Financial Instruments Collateral	(271,957)
Cash Collateral Pledged	0
Net Amount	$ 2,693