Annual report pursuant to Section 13 and 15(d)

Fair Value - Calculation of Additional Purchase Consideration (Earn Out) (Detail)

v2.4.0.8
Fair Value - Calculation of Additional Purchase Consideration (Earn Out) (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Aero Sat Revenue Formula One [Member] | Fiscal Year Twenty Fourteen [Member]
 
Earnout Payments Payable [Line Items]  
AeroSat Revenue $ 30
AeroSat Revenue   
Aero Sat Revenue Formula One [Member] | Fiscal Year Twenty Fifteen [Member]
 
Earnout Payments Payable [Line Items]  
AeroSat Revenue 40
AeroSat Revenue   
Aero Sat Revenue Formula Two [Member] | Fiscal Year Twenty Fourteen [Member]
 
Earnout Payments Payable [Line Items]  
Earn out multiplier, percentage 15.00%
Earn out formula adjustment, amount 30
Earn out formula denominator, amount 20
AeroSat Revenue 30
AeroSat Revenue 50
Aero Sat Revenue Formula Two [Member] | Fiscal Year Twenty Fifteen [Member]
 
Earnout Payments Payable [Line Items]  
Earn out multiplier, percentage 15.00%
Earn out formula adjustment, amount 40
Earn out formula denominator, amount 20
AeroSat Revenue 40
AeroSat Revenue 60
Aero Sat Revenue Formula Three [Member] | Fiscal Year Twenty Fourteen [Member]
 
Earnout Payments Payable [Line Items]  
Earn out multiplier, percentage 15.00%
AeroSat Revenue   
AeroSat Revenue 50
Aero Sat Revenue Formula Three [Member] | Fiscal Year Twenty Fifteen [Member]
 
Earnout Payments Payable [Line Items]  
Earn out multiplier, percentage 15.00%
AeroSat Revenue 60
AeroSat Revenue