Quarterly report pursuant to Section 13 or 15(d)

Business Combinations - EMC Acquisition Narrative (Details)

v3.5.0.2
Business Combinations - EMC Acquisition Narrative (Details) - USD ($)
$ in Thousands
 2 Months Ended 9 Months Ended
Jul. 27, 2016
Sep. 30, 2016
Sep. 30, 2016
Sep. 30, 2015
Business Acquisition [Line Items]        
Cash consideration paid     $ 4,400 $ 0
Wireless Maritime Services        
Business Acquisition [Line Items]        
Equity method investment, ownership percentage 49.00%      
Emerging Markets Communications LLC        
Business Acquisition [Line Items]        
Percentage of membership interest acquired 100.00%      
Consideration transferred $ 166,493      
Cash consideration paid 100,658      
Deferred compensation to be paid 25,000      
Settlement of pre-existing relationship 228      
Assumed indebtedness in connection with business acquisition $ 370,800      
Business acquired, revenues contributed by acquiree since acquisition date   $ 31,900    
Business acquired, loss of acquiree since acquisition date   $ 9,300    
Fair vale of debt, percentage 93.00%      
Goodwill, tax deductible amount $ 92,100      
Emerging Markets Communications LLC | Common Stock        
Business Acquisition [Line Items]        
Common stock issued for acquisition (in shares) 5,466,886      
Emerging Markets Communications LLC | Preferred Stock        
Business Acquisition [Line Items]        
Preferred stock redeemed (in shares) $ 55,100      
Emerging Markets Communications LLC | Paid At Closing        
Business Acquisition [Line Items]        
Cash consideration paid $ 45,500