Restructuring and Other Related Charges (Restructuring and Related Costs) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Restructuring Cost and Reserve [Line Items]
Total restructuring and other related charges	$ 0	$ 155,000	$ 0	$ 8,780,000
Operating Segments | Domestic Operations
Restructuring Cost and Reserve [Line Items]
Total restructuring and other related charges		216,000		2,643,000
Operating Segments | International and Other
Restructuring Cost and Reserve [Line Items]
Total restructuring and other related charges		(17,000)		4,473,000
Corporate / Inter-segment eliminations
Restructuring Cost and Reserve [Line Items]
Total restructuring and other related charges		$ (44,000)		$ 1,664,000