Annual report pursuant to Section 13 and 15(d)

Leases - Summary of Property, Plant and Equipment (Detail)

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Leases - Summary of Property, Plant and Equipment (Detail) (Machinery and Equipment [Member], USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Mar. 31, 2013
Machinery and Equipment [Member]
   
Capital Leased Assets [Line Items]    
Machinery and equipment $ 457 $ 429
Less accumulated amortization 240 219
Net Machinery and equipment $ 217 $ 210