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Stock Options and Stock Appreciation Rights - SARs (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended
	Apr. 18, 2022	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
SARs
Outstanding beginning balance		489,250
Forfeited			5,750
Outstanding ending balance			483,500
Weighted average exercise price
Weighted average exercise price, beginning balance (per share)		$ 39.35
Weighted average exercise price, forfeited (per share)			$ 39.33
Weighted average exercise price, ending balance (per share)			$ 39.35
Aggregate intrinsic value
Aggregate intrinsic value			$ 1,680
Weighted average remaining contractual term (years)			9 years 6 months
Stock Appreciation Rights
Aggregate intrinsic value
Fair Value of Liability				$ 712
Stock-based compensation expense			$ 166
Stock Appreciation Rights | SAR Plan
Stock option details
Shares available for future grants	750,000
Maximum exercisable period for granted share-based compensation	10 years
Number of rights issued		502,250
Vesting period	8 years
SARs
Granted		502,250

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