Annual report pursuant to section 13 and 15(d)

Commitments and Contingencies - Additional Information (Detail)

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Commitments and Contingencies - Additional Information (Detail)
1 Months Ended 12 Months Ended
May 30, 2013
USD ($)
May 30, 2013
ILS
Jan. 23, 2013
Mar. 31, 2013
USD ($)
Mar. 31, 2012
USD ($)
May 04, 2012
USD ($)
Loss Contingencies [Line Items]            
Rental expense for continuing operations       $ 250,000 $ 170,000  
Dispute settlement amount           35,000
Settlement of common stock     48,114      
class action lawsuit filed $ 5,300,000 19,200,000