Stock-Based Compensation, Stock Option Activity (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Stock Options Shares Outstanding, Beginning balance (in shares)	4,814
Exercised	(362)
Stock Options Shares Outstanding, Ending balance (in shares)	4,452	4,814
Options exercisable (in shares)	3,775
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Stock Option Outstanding, Weighted Average Exercise Price, Beginning balance (in usd per share)	$ 20.72
Exercised	17.65
Stock Option Outstanding, Weighted Average Exercise Price, Ending balance (in usd per share)	20.97	$ 20.72
Options Exercisable, Weighted Average Exercise Price (in usd per share)	$ 21.29
Stock Options Outstanding, Weighted Average Remaining Contractual Term	5 years 10 months 6 days	5 years 11 months 15 days
Options exercisable, Weighted Average Remaining Contractual Term	5 years 6 months 7 days
Stock Options Outstanding, Aggregate Intrinsic Value, Beginning balance	$ 12,532
Stock Options Outstanding, Aggregate Intrinsic Value, Ending balance	11,138	$ 12,532
Options exercisable, Aggregate Intrinsic Value	$ 8,661