Notes Payable and Lines of Credit - Additional Information (Detail) (USD $)	12 Months Ended	1 Months Ended	12 Months Ended			0 Months Ended		12 Months Ended
	Jul. 31, 2013	Apr. 01, 2009 Former Shareholders [Member]	Jul. 31, 2013 Former Shareholders [Member]	Jul. 31, 2012 Former Shareholders [Member]	Jul. 31, 2011 Former Shareholders [Member]	Jun. 09, 2010 Chairman [Member] Installment	Jul. 31, 2013 Chairman [Member]	Jul. 31, 2013 Revolving Credit Facility [Member]
Accounts receivable and inventories	$ 1,000,000							$ 800,000
Drawing of Receivables and Inventories	0							0
Notes payable to Cortelco former shareholders			3,004,000	3,486,000	3,504,000	185,511
Fair value of notes		4,430,000
Discount Rate		15.22%	15.22%
Annual Installments of Notes payable						3
Present Value of Notes Payable							185,511
Loans Interest Rate	4.00%
Notes payable for Purchase of equipment	$ 74,000
Period of notes payable	3 years
Revolving line Agreement expiration	Dec. 15, 2013							Nov. 30, 2013
Libor rate	The loan's interest rate, with a floor of 4%, is floating based on LIBOR.
Interest Rate Base								2.00%