Securities, HTM Debt Securities, Contractual Maturities (Details) $ in Thousands	Dec. 31, 2024 USD ($) Issuer	Dec. 31, 2023 USD ($) Issuer	Dec. 31, 2022 Issuer
Held-to-maturity Securities, Debt Maturities, Amortized Cost [Abstract]
Within one year	$ 97,329
From one to five years	163,406
From five to ten years	193,570
After ten years	388,616
Amortized cost	842,921	$ 905,267
Held-to-maturity Securities, Debt Maturities, Estimated Fair Value [Abstract]
Within one year	97,221
From one to five years	153,627
From five to ten years	168,429
After ten years	330,668
Fair value	$ 749,945	$ 814,524
Number of issuers whose holdings exceeded 10% of consolidated stockholders' equity, excluding U.S. Government securities | Issuer	0	0	0