Stock Compensation Plan (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Stock Options vested and expected to vest
Options granted (in shares)	0
Options vested (in shares)	0
Outstanding Stock Options and Stock Appreciation Rights
Options outstanding (in shares)	357,963	361,431
Aggregate intrinsic value	$ 0.1	$ 0.4
Per share weighted average exercise price (in dollars per share)	$ 73.23	$ 72.76
Exercisable Options (in shares)	357,205	359,543
Aggregate intrinsic value	$ 0.1	$ 0.4
Unvested Options (in shares)	758	1,888
Per share weighted average grant date fair value (in dollars per share)	$ 10.32	$ 10.32
Performance Share Units ("PSUs")
Additional disclosures
Granted (in shares)	105,126
Percentage of target to be awarded, high end of range	200.00%
Market price at grant date of performance units (in dollars per share)	$ 45.96
Restricted Stock Units (RSUs)
Additional disclosures
Granted (in shares)	50,316
Market price at grant date of performance units (in dollars per share)	$ 45.95
Award vesting rights	33.33%
Award vesting period	3 years