Factoring and Security Agreement - Additional Information (Detail) (USD $)	1 Months Ended
	Jun. 13, 2013	Sep. 30, 2013
Receivables [Abstract]
Sales of interest in accounts receivable	$ 5,000,000
Sales of interest in accounts receivables, percentage	15.00%
Accounts receivable transferred		1,396,000
Accounts receivable held for sale excess funds available on reserve		$ 199,000