Annual report pursuant to Section 13 and 15(d)

ACCRUED WARRANTY - Schedule of Changes in Accrued Warranty (Details)

v3.7.0.1
ACCRUED WARRANTY - Schedule of Changes in Accrued Warranty (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Mar. 31, 2015
Movement in Standard Product Warranty Accrual [Roll Forward]      
Beginning balance $ 3,430 $ 4,219 $ 6,116
Additional warranties issued 7,106 6,993 6,004
Adjustments for warranties issued in prior fiscal years 286 (187) (43)
Settlements (7,559) (7,594) (7,858)
Ending balance $ 3,263 $ 3,430 $ 4,219