Quarterly report pursuant to Section 13 or 15(d)

Deferred Revenue (Details)

v3.5.0.2
Deferred Revenue (Details) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2016
Mar. 31, 2016
Changes in deferred revenue    
Deferred revenue balance, end of the period $ 6,231 $ 4,368
FPP agreements    
Changes in deferred revenue    
FPP Balance, beginning of the period 2,929  
FPP Billings 3,706  
FPP Revenue recognized (2,924)  
Balance attributed to FPP contracts 3,711  
Deposits 2,520  
Deferred revenue balance, end of the period $ 6,231