Annual report pursuant to Section 13 and 15(d)

Revenue Recognition - Contract Balances (Details)

v3.19.2
Revenue Recognition - Contract Balances (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Disaggregation of Revenue [Line Items]    
Increase (decrease) in balance of deferred revenue $ 1,600  
Increase in deposits 300  
Changes in deferred revenue    
DSS program 1,689 $ 1,087
Deposits 1,666 1,960
Deferred revenue balance, end of the period 8,236 6,596
Estimated revenue to be recognized thereafter 1,100  
FPP agreements    
Disaggregation of Revenue [Line Items]    
Increase (decrease) in balance of deferred revenue 1,300  
Changes in deferred revenue    
FPP Balance, beginning of the period 3,549 3,414
FPP Billings 15,650 15,138
FPP Revenue recognized (14,318) (15,003)
Balance attributed to FPP contracts 4,881 $ 3,549
Estimated revenue to be recognized in the next 12 months 3,800  
Distributor Support System    
Disaggregation of Revenue [Line Items]    
Increase (decrease) in balance of deferred revenue $ 600