Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Percent

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- Definition

Conversion of Convertible Securities, Income Tax Expense (Benefit)

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

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Number of shares issued during the period as a result of the conversion of convertible securities.

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Shareholders' Equity and Noncontrolling Interest - Noncontrolling Interest (Details) - USD ($) $ in Millions				12 Months Ended
	Apr. 02, 2020	Mar. 07, 2018	Oct. 11, 2016	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Oct. 10, 2016
Noncontrolling Interest [Line Items]
Acquired noncontrolling interest percentage							10.90%
Centennial Resource Production, LLC
Noncontrolling Interest [Line Items]
Ownership interest of non-controlling interest				0.00%	0.37%	4.34%
Common Class A \| Conversion of common shares from Class C to Class A
Noncontrolling Interest [Line Items]
Conversion of common shares (in shares)	1,034,119	3,347,647			10,969,064
Conversion of Convertible Securities, Income Tax Expense (Benefit)	$ 2.2			$ 2.2	$ 17.5	$ 7.2
Class C \| Centennial Contributors
Noncontrolling Interest [Line Items]
Stock issued during period (in shares)			20,000,000