CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		8 Months Ended	9 Months Ended
	Feb. 05, 2021	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Net loss	$ 250,228	$ (23,665)	$ (50,868)	$ (21,454)	$ (1,155,739)
Other comprehensive income (loss)
Foreign currency translation adjustments	(116)	0	863	0	(1,812)
Net changes in pension and other postretirement plan assets and benefit obligations recognized in other comprehensive loss, net of tax provision	224	(435)	569	(267)	1,705
Other comprehensive income (loss), net	108	(435)	1,432	(267)	(107)
Comprehensive loss	250,336	(24,100)	(49,436)	(21,721)	(1,155,846)
Noble Finance Company
Net loss	193,825	(13,980)	(78,202)	(55,336)	(1,104,341)
Other comprehensive income (loss)
Foreign currency translation adjustments	(116)	0	863	0	(1,812)
Net changes in pension and other postretirement plan assets and benefit obligations recognized in other comprehensive loss, net of tax provision	224	(435)	569	(267)	1,705
Other comprehensive income (loss), net	108	(435)	1,432	(267)	(107)
Comprehensive loss	$ 193,933	$ (14,415)	$ (76,770)	$ (55,603)	$ (1,104,448)