Financial Commitments (Summary of Interest Expense as Reported in the Consolidated Statements of Operations) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Debt Instrument [Line Items]
Other interest	$ 419	$ 421
Total cash interest expense	17,501	20,509
Total non-cash interest expense	1,806	1,004
Total interest expense	19,307	21,513
Term Loan B
Debt Instrument [Line Items]
Cash interest expense	8,488	9,749
Total non-cash interest expense	$ 1,318	571
Effective interest rates	13.13%
Revolving Credit Facility
Debt Instrument [Line Items]
Cash interest expense	$ 0	1,745
Total non-cash interest expense	195	160
2017 Senior Notes | Senior Notes
Debt Instrument [Line Items]
Cash interest expense	8,594	8,594
Total non-cash interest expense	$ 293	$ 273
Effective interest rates	7.13%