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Amendments to RFG Acquisition Agreement - Additional Information (Detail) (USD $)
 12 Months Ended 2 Months Ended
Oct. 31, 2013
Oct. 31, 2013
RFG [Member]
Jul. 31, 2013
RFG [Member]
Nov. 30, 2013
RFG [Member]
Subsequent Event [Member]
Business Acquisition, Contingent Consideration [Line Items]        
Maximum earn-out contingent consideration from business acquisition   $ 5,000,000    
Number of shares contingent issued upon business acquisition   827,000    
EBITDA of acquiree entity   8,000,000    
Revenue recognized from business acquisition   130,000,000    
Value of shares to be delivered after amendment to acquisition agreement   5,000,000    
Maximum number of days for the payment under business acquisition   20 days    
Reclassification of RFG contingent consideration liability to additional Paid in Capital 4,220,000   4,200,000  
Common stock, shares issued   172,117    
Common stock, per share value   $ 29.05    
Common stock, shares sold       172,117
Common stock, shares amount       $ 5,000,000