v2.4.0.8
Canadian ATG Spectrum License - Summary of Amortization Expense (Detail) (Licensing Agreements [Member], USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Licensing Agreements [Member]
 
Schedule Of Estimated Future Amortization Expense [Line Items]  
2014 $ 122
2015 122
2016 122
2017 122
2018 122
Thereafter $ 2,261