Supplemental Financial Information (Interest Expense) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Supplemental Income Statement Elements [Abstract]
Interest on revolving credit facility	$ (1,939)	$ (2,831)	$ (8,306)	$ (5,014)
Line of credit fees	(219)	(118)	(565)	(409)
Debt issuance amortization costs	(123)	(178)	(527)	(536)
Interest income	133	175	978	462
Other	(180)	10	(207)	(62)
Total interest expense, net	$ (2,328)	$ (2,942)	$ (8,627)	$ (5,559)