Accumulated Other Comprehensive Income Reclassification Out Of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Gain (Loss) on Investments	$ (815)	$ (2,154)	$ 720	$ (16,456)
Write-down of securities	(96)	(35)	(208)	(162)
Income (loss) before income taxes	8,610	10,088	20,017	20,834
Tax	(1,526)	(2,175)	(4,167)	(4,457)
Net income	7,084	7,913	15,850	16,377
Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net income	(74)	(73)	(160)	(207)
Reclassification out of Accumulated Other Comprehensive Income | Unrealized Gains and Losses on Available-For-Sale Securities
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Gain (Loss) on Investments	0	(58)	0	(104)
Write-down of securities	(96)	(35)	(208)	(162)
Income (loss) before income taxes	(96)	(93)	(208)	(266)
Tax	22	20	48	59
Net income	$ (74)	$ (73)	$ (160)	$ (207)