Quarterly report pursuant to Section 13 or 15(d)

Inventories (Details)

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Inventories (Details) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Dec. 31, 2013
Mar. 31, 2013
Inventories    
Raw materials $ 23,656 $ 20,198
Finished goods 1,425 1,567
Total 25,081 21,765
Less, non-current portion (2,995) (3,252)
Current portion $ 22,086 $ 18,513
Weighted average age of non-current portion of inventories 1 year 9 months 18 days