Investments - Narrative (Details) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2024 USD ($) security	Dec. 31, 2023 USD ($) security
Investments, Debt and Equity Securities [Abstract]
Vertical risk retention interest	5.00%
Trading investments	$ 60,473	$ 54,481
Number of government sponsored securities with unrealized losses | security	246	213
Number of mortgage-backed securities | security	276	248
Par value of mortgage-backed securities pledged to FRB	$ 604,000	$ 612,000
Non-marketable securities investment	14,000	14,000
Low income housing tax credit investments	87,000	72,000
Liability for unfunded commitments	39,000	30,000
Low income housing tax credit investments, tax credits and benefits (less than)	$ 2,000	$ 11,000
Low income housing tax credit investments, expected tax benefits recognized	25.00%