Interest Expense (Components of Interest Expense) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Interest and Debt Expense [Abstract]
Interest incurred on debt	$ 10,622	$ 11,358
Accretion of original issue discount on 2018 Term Loan Facility	168	527
Amortization of debt issuance costs and modification costs	655	1,244
Unrealized mark-to-market loss (gain) on de-designated interest rate swap	1,361	(3,917)
Interest expense	$ 12,806	$ 9,212