Joint Ventures (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2017	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2020
Joint Ventures
Redeemable noncontrolling interest		$ 675,283		$ 680,403
Assets:
Cash and cash equivalents		991,471		412,979	$ 399,881	$ 472,246
Accounts receivable		287,572		278,112
Other current assets		96,301		106,676
Property, plant and equipment, net		3,348,498		3,186,849
Other long-term assets		134,903		148,368
Total assets	[1]	5,525,364		4,800,983
Liabilities:
Accounts payable		253,748		271,117
Other liabilities		340,347		391,808
Total liabilities	[1]	4,131,143		3,519,778
SANAD
Assets:
Cash and cash equivalents		293,037		309,087
Accounts receivable		88,174		76,865
Other current assets		6,662		6,886
Property, plant and equipment, net		467,587		483,092
Other long-term assets		19,010		20,084
Total assets		874,470		896,014
Liabilities:
Accounts payable		61,278		51,031
Accrued liabilities		6,021		12,418
Other liabilities		26,300		22,783
Total liabilities		93,599		86,232
SANAD | Saudi Aramco
Joint Ventures
Redeemable noncontrolling interest				$ 398,900
SANAD | Joint Venture
Joint Ventures
Cash contribution by each party in joint venture			$ 20,000
Additional contribution amount			$ 394,000
Maturity period			25 years
Settled accrued interest		$ 120,000

[1] The condensed consolidated balance sheet as of June 30, 2022 and December 31, 2021 include assets and liabilities of variable interest entities. See Note 3—Joint Ventures for additional information.