Restructuring Charges (Summary of Consolidated Statements of Income Classification of Restructuring Charges) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Restructuring Cost and Reserve [Line Items]
Total	$ (19)	$ 1,269	$ (19)	$ 1,269
Restructuring (recoveries) charges [Member]
Restructuring Cost and Reserve [Line Items]
Selling costs	(19)	0	(19)	0
Valuation adjustments	$ 0	$ 1,269	$ 0	$ 1,269