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Commitments and Contingencies - Additional Information (Detail) (USD $)
9 Months Ended
Jun. 30, 2013
sqft
Jul. 03, 2012
sqft
Jan. 31, 2011
Jun. 30, 2013
Standby letters of credit [Member]
Apr. 12, 2012
USAA [Member]
Patents
Jan. 07, 2013
Top Image Systems Ltd. [Member]
Patents
Sep. 26, 2012
Top Image Systems Ltd. [Member]
Patents
Loss Contingencies [Line Items]              
Number of patents allegedly infringed         5 6 5
Amended office space subject to the lease 24,012            
Increase decrease in rentable square footage subject to lease   22,523          
Commencement of lease amendment Jan. 01, 2013            
Extension of lease Jun. 30, 2019            
Increased amount of Company's annual basic rent $ 471,000            
Increased percentage of Company's annual basic rent 3.00%            
Standby letter of credit to the landlord     $ 400,000 $ 210,000