Annual report pursuant to Section 13 and 15(d)

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

v2.4.1.9
ACCRUED WARRANTY - Schedule of Changes in Accrued Warranty (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Movement in Standard Product Warranty Accrual [Roll Forward]    
Beginning balance $ 6,116us-gaap_StandardProductWarrantyAccrualCurrent $ 7,520us-gaap_StandardProductWarrantyAccrualCurrent
Additional warranties issued 6,146us-gaap_StandardProductWarrantyAccrualWarrantiesIssued 8,508us-gaap_StandardProductWarrantyAccrualWarrantiesIssued
Adjustments for warranties issued in prior fiscal years (185)us-gaap_StandardProductWarrantyAccrualPreexistingIncreaseDecrease (228)us-gaap_StandardProductWarrantyAccrualPreexistingIncreaseDecrease
Settlements (7,858)us-gaap_StandardProductWarrantyAccrualPayments (9,684)us-gaap_StandardProductWarrantyAccrualPayments
Ending balance $ 4,219us-gaap_StandardProductWarrantyAccrualCurrent $ 6,116us-gaap_StandardProductWarrantyAccrualCurrent