Basis of Accounting and Consolidation - Schedule of Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Realized losses on available-for-sale securities	$ (46)	$ 0
Tax effect	(5,730)	(4,654)
Total reclassifications out of accumulated other comprehensive income (loss)	(33)	0
Accumulated Defined Benefit Plans Adjustment Attributable to Parent
Realized losses on available-for-sale securities	(46)	0
Tax effect	$ 13	$ 0