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Supplemental Information on Natural Gas and Oil Exploration, Development and Production Activities (Unaudited) - Changes in Proved Undeveloped Reserves (Parenthetical) (Detail) | 12 Months Ended
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Dec. 31, 2021 MMcfe
Extractive Industries [Abstract] |
Proved undeveloped reserves removed and deferred | 1,300

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- Definition Proved undeveloped reserves removed and deferred. + References No definition available. + Details
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Namespace Prefix: | rrc_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | srt_ExtractiveIndustriesAbstract
Namespace Prefix: | srt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration