Securities - Schedule of Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Amortized Cost
Due within 1 year	$ 3,528
Due after 1 year through 5 years	44,335
Due after 5 years through 10 years	172,918
Due after 10 years	377,292
Total available-for-sale	598,073	$ 570,299
Estimated Fair Value
Due within 1 year	3,452
Due after 1 year through 5 years	42,615
Due after 5 years through 10 years	154,260
Due after 10 years	336,646
Total available-for-sale	536,973	572,501
Amortized Cost
Due after 1 year through 5 years	1,154
Due after 5 years through 10 years	822
Due after 10 years	36,925
Total held-to-maturity	38,901	18,007
Estimated Fair Value
Due after 1 year through 5 years	1,117
Due after 5 years through 10 years	800
Due after 10 years	31,301
Total held-to-maturity	$ 33,218	$ 18,599

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563