Stock-Based Compensation - Summary of Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Shares
Beginning balance (in shares)	850,736		813,965
Options granted (in shares)	75,271
Options exercised (in shares)	(38,500)	0
Options forfeited (in shares)	0
Options outstanding, ending balance (in shares)	850,736		813,965
Options exercisable (in shares)	591,725
Weighted Average Exercise Price
Options outstanding, beginning balance (in dollars per share)	$ 22.74
Options granted (in dollars per share)	55.07
Options exercised (in dollars per share)	17.37
Options forfeited (in dollars per share)	0
Options outstanding, ending balance (in dollars per share)	25.84		$ 22.74
Options exercisable (in dollars per share)	$ 9.33
Weighted Average Remaining Contractual Term (Years)
Options outstanding	2 years 11 months 8 days		3 years 2 months 12 days
Options exercisable	1 year 9 months 14 days
Aggregate Intrinsic Value (in millions)
Options outstanding	$ 22,800		$ 41,600
Options exercised	900
Options exercisable	$ 20,700