Quarterly report pursuant to Section 13 or 15(d)

Business Combinations - Schedule of Consideration Transferred (Details)

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Business Combinations - Schedule of Consideration Transferred (Details) - USD ($)
$ in Thousands
 1 Months Ended 3 Months Ended
Jul. 27, 2017
Jun. 29, 2017
Jul. 27, 2016
Jun. 30, 2017
Mar. 31, 2017
Mar. 31, 2016
Business Acquisition [Line Items]            
Working capital settlement adjustment         $ (15,483) $ 0
Emerging Markets Communications LLC            
Business Acquisition [Line Items]            
Cash consideration paid     $ 100,454      
5,466,886 Company common shares multiplied by the $8.03 closing share price per share of on July 27, 2016, less a 7.5% discount for restrictions on transferability, value     40,607      
Deferred consideration     25,000      
Settlement of pre-existing relationship     228      
Working capital settlement adjustment   $ (1,300) (1,250) $ (1,300)    
Consideration transferred     $ 165,039      
Restrictions on transferability of common stock, discount rate     7.50%      
Common stock issued for acquisition (in shares) 5,080,049