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Network
162 - Disclosure - Income Taxes - Reconciliation of Unrecognized Tax Benefit (Detail)
(http://rubicon-es2.com/taxonomy/role/DisclosureIncomeTaxesReconciliationOfUnrecognizedTaxBenefit)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001410172 (http://www.sec.gov/CIK)
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]Period [Axis]
2016-01-01 - 2016-12-31
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
 
Balance at December 31, 2015
1,141,000  
Decrease related to prior year positions
0  
Tax position related to current year
0  
Balance at December 31, 2016
1,141,000