Investments - Available for Sale and Held to Maturity Securities with Gross Unrealized Losses (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Less Than Twelve Months, Fair Value	$ 22,112	$ 27,561
Less Than Twelve Months, Gross Unrealized Losses	27	42
Over Twelve Months, Fair Value	269,774	295,559
Over Twelve Months, Gross Unrealized Losses	29,903	39,762
Total, Fair Value	291,886	323,120
Total, Gross Unrealized Losses	29,930	39,804
US Treasury Securities
Less Than Twelve Months, Fair Value	14,972	24,750
Less Than Twelve Months, Gross Unrealized Losses	9	22
Over Twelve Months, Fair Value	83,519	85,660
Over Twelve Months, Gross Unrealized Losses	5,837	8,520
Total, Fair Value	98,491	110,410
Total, Gross Unrealized Losses	5,846	8,542
Collateralized Mortgage-Backed Securities
Less Than Twelve Months, Fair Value	672	2,811
Less Than Twelve Months, Gross Unrealized Losses		20
Over Twelve Months, Fair Value	38,214	38,521
Over Twelve Months, Gross Unrealized Losses	3,389	4,583
Total, Fair Value	38,886	41,332
Total, Gross Unrealized Losses	3,389	4,603
Collateralized Mortgage Obligations
Less Than Twelve Months, Fair Value	6,468
Less Than Twelve Months, Gross Unrealized Losses	18
Over Twelve Months, Fair Value	63,497	90,290
Over Twelve Months, Gross Unrealized Losses	4,411	6,327
Total, Fair Value	69,965	90,290
Total, Gross Unrealized Losses	4,429	6,327
US States and Political Subdivisions Debt Securities
Over Twelve Months, Fair Value	84,544	81,088
Over Twelve Months, Gross Unrealized Losses	16,266	20,332
Total, Fair Value	84,544	81,088
Total, Gross Unrealized Losses	$ 16,266	$ 20,332

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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