Notes Payable and Lines of Credit (Details Textual) (USD $)	12 Months Ended	1 Months Ended	12 Months Ended				12 Months Ended
	Jul. 31, 2012	Apr. 01, 2009 Former Shareholders [Member]	Jul. 31, 2012 Former Shareholders [Member]	Jul. 31, 2011 Former Shareholders [Member]	Jul. 31, 2010 Former Shareholders [Member]	Mar. 31, 2009 Former Shareholders [Member]	Jul. 31, 2012 Chairman [Member] Installment	Mar. 31, 2010 Chairman [Member]	Jul. 31, 2012 Revolving Credit Facility [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Accounts receivable and inventories	$ 1,000,000								$ 500,000
Drawing of Receivables and Inventories	0								0
Interest Rate Base									2.00%
Related Party Transaction, Due from (to) Related Party [Abstract]
Notes payable to Cortelco's former shareholders			3,486,000	3,504,000	4,159,000			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							182,000
Notes Payable and Lines of Credit (Textual) [Abstract]
Loans Interest Rate	4.00%
Notes payable for Purchase of equipment	$ 111,000
Period of notes payable	3 years
Revolving line Agreement expiration	Nov. 30, 2012
Libor rate	The loan’s interest rate, with a floor of 4%, is floating based on LIBOR