Investment Securities Narrative (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022	May 01, 2022
Schedule of Investments [Line Items]
fair value of AFS securities transferred to HTM			$ 415,200
Amortize value of securities transferred from AFS to HTM			$ 479,000
Debt Securities, Held-to-Maturity, Fair Value	$ 1,086,692	$ 1,125,049
Collateral Pledged [Member]
Schedule of Investments [Line Items]
Securities pledged as collateral	$ 1,100,000	$ 1,100,000