Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Consolidated Balance Sheets
Fixed maturity securities, amortized cost	$ 1,152,779	$ 1,187,857
Fixed maturity securities, allowance for expected credit losses	678	691
Equity securities, at cost	231,444	211,848
Allowance for expected credit losses	$ 1,446	$ 1,808
Common stock par value (in dollars per share)	$ 0.01	$ 0.01
Common stock shares authorized	30,000,000	30,000,000
Common stock shares issued	17,879,095	17,813,370
Treasury stock shares	3,083,364	2,970,573