Annual report pursuant to Section 13 and 15(d)

Accrued Warranty Reserve (Details)

v3.7.0.1
Accrued Warranty Reserve (Details) - USD ($)
$ in Thousands
 12 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Provision for warranty expenses $ 7,052 $ 111
Balance of warranty provision 1,639 3,183
Accrued Warranty Reserve    
Balance, beginning of the period 1,639 3,183
Standard warranty provision 1,944 127
Accrual related to reliability repair programs 5,108 (16)
Deductions for warranty claims (4,925) (1,655)
Balance, end of the period 3,766 $ 1,639
C200    
Provision for warranty expenses 5,200  
Balance of warranty provision 2,200  
Accrued Warranty Reserve    
Balance, end of the period $ 2,200