Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Detail)

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Commitments and Contingencies - Additional Information (Detail)
0 Months Ended 6 Months Ended
May 30, 2013
USD ($)
May 30, 2013
ILS
Sep. 30, 2014
USD ($)
Sep. 30, 2013
USD ($)
Commitments And Contingencies Disclosure [Abstract]        
Rental expense for continuing operations     $ 296,000 $ 244,000
Class action lawsuit filed $ 5,300,000 19,200,000