| Component: (Network and Table) | |
|---|---|
| Network | 171 - Disclosure - Segment Information - Long - Lived Assets for Both Domestic and International Operations (Detail) (http://www.rig.net/taxonomy/role/DisclosureSegmentInformationLongLivedAssetsForBothDomesticAndInternationalOperations) |
| Table | Schedule of Revenues from External Customers and Long-Lived Assets [Table] |
| Reporting Entity [Axis] | 0001162112 (http://www.sec.gov/CIK) |
| Revenues From External Customers And Long-Lived Assets [Line Items] | Period [Axis] | |||||
|---|---|---|---|---|---|---|
2016-12-31 | 2015-12-31 | |||||
| Geographical [Axis] | Geographical [Axis] | |||||
| Domestic [Member] | International [Member] | Geographical [Domain] | Domestic [Member] | International [Member] | Geographical [Domain] | |
Long lived assets | ||||||