Supplemental Financial Statement Information (Supplemental Cash Flow Information) (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Other Income and Expenses [Abstract]
Cash interest paid	$ 75,425	$ 64,511
Cash income tax payments, net of refunds	15,100	11,164
Capital assets obtained under capital lease obligations	$ 1,495	$ 14,017