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Securities - Contractual Maturities (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Amortized Cost
Due in one year or less	$ 0
Due after one year through five years	0
Due after five years through ten years	5,159
Due after ten years	6,514
Amortized Cost	11,673
Fair Value
Due in one year or less	0
Due after one year through five years	0
Due after five years through ten years	4,857
Due after ten years	6,019
Held to maturity, fair value	10,876	$ 10,848
Amortized Cost
Due in one year or less	20,024
Due after one year through five years	86,646
Due after five years through ten years	205,842
Due after ten years	159,749
Amortized Cost	1,321,942	1,407,675
Fair Value
Due in one year or less	19,945
Due after one year through five years	79,546
Due after five years through ten years	183,468
Due after ten years	130,626
Available for sale, fair value	1,160,048	1,253,631
Commercial mortgage-backed securities
Amortized Cost
Without single maturity date	0
Fair Value
Without single maturity date	0
Amortized Cost
Without single maturity date	103,845
Amortized Cost	103,845	104,459
Fair Value
Without single maturity date	92,895
Available for sale, fair value	92,895	93,396
Residential mortgage-backed securities
Amortized Cost
Without single maturity date	0
Fair Value
Without single maturity date	0
Amortized Cost
Without single maturity date	534,062
Amortized Cost	534,062	569,622
Fair Value
Without single maturity date	467,626
Available for sale, fair value	467,626	506,502
Commercial collateralized mortgage obligations
Amortized Cost
Without single maturity date	0
Fair Value
Without single maturity date	0
Amortized Cost
Without single maturity date	49,077
Amortized Cost	49,077	39,386
Fair Value
Without single maturity date	44,635
Available for sale, fair value	44,635	35,183
Residential collateralized mortgage obligations
Amortized Cost
Without single maturity date	0
Fair Value
Without single maturity date	0
Amortized Cost
Without single maturity date	143,438
Amortized Cost	143,438	150,710
Fair Value
Without single maturity date	122,056
Available for sale, fair value	122,056	130,144
Asset-backed securities
Amortized Cost
Without single maturity date	0
Fair Value
Without single maturity date	0
Amortized Cost
Without single maturity date	19,259
Amortized Cost	19,259	43,521
Fair Value
Without single maturity date	19,251
Available for sale, fair value	$ 19,251	$ 43,005

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-URI https://asc.fasb.org/1943274/2147481800/320-10-50-5

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 320
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477268/942-320-50-3

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