XML 67 R38.htm IDEA: XBRL DOCUMENT v2.4.0.8
Components of Inventories (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Mar. 31, 2014
Inventory [Line Items]    
Raw materials and supplies $ 6,052 $ 6,414
Work-in-progress 5,718 6,261
Finished goods 1,675 1,273
Inventories $ 13,445 $ 13,948