XML 90 R79.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Stock-based Compensation Plans - Additional Information (Detail) | 6 Months Ended
--- | ---
Jun. 30, 2018 Plans
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Active equity-based stock plans | 1

X
- Definition Number of active stock based plans. + References No definition available. + Details
Name: | rrc_NumberOfActiveStockBasedPlans
Namespace Prefix: | rrc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration