Summary of Significant Accounting Policies - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2022 shares	Dec. 31, 2021 shares
Property, Plant and Equipment [Line Items]
Common unit conversion ratio	1
Ranger Oil Corporation
Property, Plant and Equipment [Line Items]
Ownership percentage	45.80%	48.30%
Ranger Oil Corporation | GP LLC
Property, Plant and Equipment [Line Items]
Ownership percentage	100.00%
Juniper Transaction
Property, Plant and Equipment [Line Items]
Ownership percentage by noncontrolling owners	54.20%	51.70%
Class A Common Stock
Property, Plant and Equipment [Line Items]
Common stock, issued (in shares)	19,074,864	21,090,259
Common stock, outstanding (in shares)	19,074,864
Class B Common Stock
Property, Plant and Equipment [Line Items]
Common stock, issued (in shares)	22,548,998
Common stock, outstanding (in shares)	22,548,998
Common Units | Ranger Oil Corporation
Property, Plant and Equipment [Line Items]
Investment owned (in shares)		21,090,259
Common Units | Juniper Transaction
Property, Plant and Equipment [Line Items]
Investment owned (in shares)	22,548,998	22,548,998
Other Capitalized Property Plant and Equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful life	3 years
Other Capitalized Property Plant and Equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful life	20 years
Gas Gathering and Processing Equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful life	15 years
Gas Gathering and Processing Equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful life	20 years