Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2021

Revenue Recognition

Summary of revenue is disaggregation by geographical region

	Three Months Ended
	June 30, 2021
		U.S. Drilling		Canada Drilling		International Drilling		Drilling Solutions		Rig Technologies		Other		Total
	(In thousands)
Lower 48	$	121,360	$	—	$	—	$	21,436	$	15,448	$	—	$	158,244
U.S. Offshore Gulf of Mexico		32,967		—		—		1,822		—		—		34,789
Alaska		7,279		—		—		185		14		—		7,478
Canada		—		12,313		—		204		1,383		—		13,900
Middle East & Asia		—		—		174,339		9,457		13,575		—		197,371
Latin America		—		—		57,931		5,658		163		—		63,752
Europe, Africa & CIS		—		—		23,012		349		3,969		—		27,330
Eliminations & other		—		—		—		—		—		(13,531)		(13,531)
Total	$	161,606	$	12,313	$	255,282	$	39,111	$	34,552	$	(13,531)	$	489,333

	Six Months Ended
	June 30, 2021
		U.S. Drilling		Canada Drilling		International Drilling		Drilling Solutions		Rig Technologies		Other		Total
	(In thousands)
Lower 48	$	230,896	$	—	$	—	$	39,884	$	27,985	$	—	$	298,765
U.S. Offshore Gulf of Mexico		60,159		—		—		4,558		—		—		64,717
Alaska		12,850		—		—		322		14		—		13,186
Canada		—		33,302		—		658		2,283		—		36,243
Middle East & Asia		—		—		342,525		18,448		22,655		—		383,628
Latin America		—		—		113,839		10,224		176		—		124,239
Europe, Africa & CIS		—		—		45,756		723		7,187		—		53,666
Eliminations & other		—		—		—		—		—		(24,600)		(24,600)
Total	$	303,905	$	33,302	$	502,120	$	74,817	$	60,300	$	(24,600)	$	949,844

	Three Months Ended
	June 30, 2020
		U.S. Drilling		Canada Drilling		International Drilling		Drilling Solutions		Rig Technologies		Other		Total
	(In thousands)
Lower 48	$	128,814	$	—	$	—	$	19,325	$	12,108	$	—	$	160,247
U.S. Offshore Gulf of Mexico		36,682		—		—		1,867		—		—		38,549
Alaska		8,288		—		—		244		27		—		8,559
Canada		—		3,564		—		78		584		—		4,226
Middle East & Asia		—		—		193,313		10,496		16,581		—		220,390
Latin America		—		—		49,700		555		(30)		—		50,225
Europe, Africa & CIS		—		—		58,065		564		4,312		—		62,941
Eliminations & other		—		—		—		—		—		(11,206)		(11,206)
Total	$	173,784	$	3,564	$	301,078	$	33,129	$	33,582	$	(11,206)	$	533,931

	Six Months Ended
	June 30, 2020
		U.S. Drilling		Canada Drilling		International Drilling		Drilling Solutions		Rig Technologies		Other		Total
	(In thousands)
Lower 48	$	349,043	$	—	$	—	$	55,037	$	32,640	$	—	$	436,720
U.S. Offshore Gulf of Mexico		75,738		—		—		5,033		—		—		80,771
Alaska		23,904		—		—		1,230		18		—		25,152
Canada		—		29,155		—		808		2,196		—		32,159
Middle East & Asia		—		—		394,490		21,534		32,134		—		448,158
Latin America		—		—		133,919		3,382		122		—		137,423
Europe, Africa & CIS		—		—		109,779		1,489		8,622		—		119,890
Eliminations & other		—		—		—		—		—		(27,978)		(27,978)
Total	$	448,685	$	29,155	$	638,188	$	88,513	$	75,732	$	(27,978)	$	1,252,295

Summary of contract assets, current and long-term contract liabilities

			Contract		Contract		Contract		Contract
	Contract		Assets		Assets		Liabilities		Liabilities
	Receivables		(Current)		(Long-term)		(Current)		(Long-term)
	(In millions)
As of December 31, 2020	$	427.2	$	23.5	$	6.8	$	42.8	$	44.2
As of June 30, 2021	$	379.8	$	26.6	$	5.3	$	46.9	$	35.6