Leases (Components of Lease Cost Reported in General and Administrative Expenses in Unaudited Condensed Consolidated Statements of Income) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Leases [Abstract]
Operating lease costs	$ 2,801	$ 2,777
Short-term lease costs	751	181
Total lease costs	3,552	2,958
Less: sublease income	(177)	(151)
Total lease costs, net	$ 3,375	$ 2,807