XML 36 R109.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Supplemental Information on Natural Gas and Oil Exploration, Development and Production Activities (Unaudited) - Changes in Proved Undeveloped Reserves for 2013 (Mmcfe) (Parenthetical) (Detail) | 12 Months Ended
--- | ---
Dec. 31, 2014 MMcfe
Extractive Industries [Abstract] |
Proved undeveloped reserves dropped | 611,341 rrc_ProvedUnDevelopedReservesDropped

X
- Definition The number of Proved Undeveloped Reserves dropped in the current year due to the application of the five year rule. + References No definition available. + Details
Name: | rrc_ProvedUnDevelopedReservesDropped
Namespace Prefix: | rrc_
Data Type: | num:energyItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ExtractiveIndustriesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration