Segment Information - Operations by geographic area (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($) customer	Dec. 31, 2021 USD ($) customer	Dec. 31, 2020 USD ($) customer
Segment Information
Operating revenues	$ 2,653,766	$ 2,017,548	$ 2,134,043
Property, plant and equipment, net	$ 3,026,100	$ 3,348,498	$ 3,985,707
Customer Concentration Risk | Major customers
Segment Information
Number of customers representing more than 10% of revenues | customer	1	1	1
Sales Revenue | Customer Concentration Risk | Major customers
Segment Information
Concentration risk (as a percent)	26.00%	31.00%	29.00%
U.S.
Segment Information
Operating revenues	$ 1,323,531	$ 804,807	$ 841,531
Property, plant and equipment, net	1,437,333	1,648,622	1,917,203
Outside the U.S
Segment Information
Operating revenues	1,330,235	1,212,741	1,292,512
Property, plant and equipment, net	1,588,767	1,699,876	2,068,504
Saudi Arabia
Segment Information
Operating revenues	$ 712,800	$ 645,000	$ 642,700