Income (Loss) Per Share - Computation of Basic and Diluted Earnings Per Share for Noble-UK (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	1 Months Ended	2 Months Ended	3 Months Ended
	Feb. 05, 2021	Mar. 31, 2021	Mar. 31, 2022
Basic
Net loss from continuing operations	$ 250,228	$ (18,224)	$ (36,656)
Net income (loss)	250,228	(18,224)	(36,656)
Diluted
Net income (loss)	$ 250,228	$ (18,224)	$ (36,656)
Denominator:
Weighted average shares outstanding - basic (in shares)	251,115	50,000	67,643
Dilutive effect of share-based awards (in shares)	5,456	0	0
Weighted average shares outstanding - diluted (in shares)	256,571	50,000	67,643
Basic:
Net income (loss) (in usd per share)	$ 1.00	$ (0.36)	$ (0.54)
Diluted:
Net income (loss) (in usd per share)	$ 0.98	$ (0.36)	$ (0.54)