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Description Of The Business And Summary Of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2021

Accounting Policies [Abstract]

Reconciliation Of Net Income Attributable To Valaris Shares Used In Basic And Diluted EPS Computations

The following table is a reconciliation of loss from continuing operations attributable to our shares, or Legacy Valaris shares in the case of the Predecessor periods, used in our basic and diluted EPS computations (in millions).

			Successor									Predecessor
			Eight Months Ended December 31, 2021									Four Months Ended April 30, 2021						Year Ended December 31, 2020						Year Ended December 31, 2019
Loss from continuing operations attributable to Valaris			$	(33.0)								$	(4,467.0)					$	(4,855.5)					$	(198.0)
Income from continuing operations allocated to non-vested share awards (1)			—									—						—						(0.1)
Loss from continuing operations attributable to Valaris shares			$	(33.0)								$	(4,467.0)					$	(4,855.5)					$	(198.1)

(1)     Losses are not allocated to non-vested share awards. Due to the net loss position, potentially dilutive share awards are excluded from the computation of diluted EPS.

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Reconciliation of Net Income Attributable to Ensco Shares Used in Basic and Diluted EPS Computations [Table Text Block]

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