Securities - Schedule of Amortized Cost and Fair Value of Debt Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Available-for-sale Securities Debt Maturities, Amortized Cost [Abstract]
Available-for-sale Securities, Due in one year or less, Amortized Cost	$ 19,225
Available-for-sale Securities, Due from one to five years, Amortized Cost	56,817
Available-for-sale Securities, Due from five to ten years, Amortized Cost	207,232
Available-for-sale Securities, Due after ten years, Amortized Cost	65,743
Available-for-sale Securities, Amortized Cost	1,466,482	$ 1,418,445
Held-to-maturity Securities Debt Maturities, Amortized Cost [Abstract]
Held-to-maturity Securities, Due in one year or less, Amortized Cost	1,175
Held-to-maturity Securities, Due from one to five years, Amortized Cost	2,710
Held-to-maturity Securities, Amortized Cost	3,885	4,395
Available-for-sale Securities Debt Maturities, Fair Value [Abstract]
Available-for-sale Securities, Due in one year or less, Fair Value	19,354
Available-for-sale Securities, Due from one to five years, Fair Value	57,843
Available-for-sale Securities, Due from five to ten years, Fair Value	208,360
Available-for-sale Securities, Due after ten years, Fair Value	66,542
Available-for-sale Securities, Fair Value, Total	1,454,542	1,447,230
Held-to-maturity Securities Debt Maturities, Fair Value [Abstract]
Held-to-maturity Securities, Due in one year or less, Fair Value	1,199
Held-to-maturity Securities, Due from one to five years, Fair Value	2,793
Held-to-maturity securities, Fair Value, Total	3,992	$ 4,573
Mortgage and Asset-Backed Securities
Available-for-sale Securities Debt Maturities, Amortized Cost [Abstract]
Available-for-sale Securities, Not due at single maturity, Amortized Cost	1,117,465
Available-for-sale Securities Debt Maturities, Fair Value [Abstract]
Available-for-sale Securities, Not due at single maturity, Fair Value	$ 1,102,443