Business Combinations (Narrative) (Details)							1 Months Ended		6 Months Ended
	Jul. 13, 2015 USD ($)	Jul. 13, 2015 USD ($) shares	Apr. 27, 2015 USD ($)	Apr. 27, 2015 USD ($) shares	Sep. 30, 2014 USD ($) loan shares	Sep. 30, 2014 USD ($)	Oct. 31, 2015 USD ($)	Feb. 28, 2015 USD ($)	Jan. 31, 2016 USD ($)
DCi [Member]
Business Acquisition [Line Items]
Consideration, cash	$ 3,750,000	$ 3,750,000
Consideration, shares | shares		159,795
Debt instrument valuation adjustment	64,000
Financed by note payable	1,936,000
Liabilities incurred	1,936,000
Goodwill expected to be tax deductible	$ 3,300,000	$ 3,300,000
TASCO[Member]
Business Acquisition [Line Items]
Consideration, cash			$ 1,750,000	$ 1,750,000
Consideration, shares | shares				242,424
Debt instrument valuation adjustment							$ 62,000
Consideration, holdback payable			$ 138,000	$ 200,000
Goodwill expected to be tax deductible									$ 1,500,000
TCS [Member]
Business Acquisition [Line Items]
Consideration, cash					$ 4,200,000	$ 4,200,000
Consideration, shares | shares					618,744
Debt instrument valuation adjustment								$ (67,000)
Financed by note payable					$ 2,933,000	2,933,000
Number of notes issued in connection with acquisition | loan					2
Liabilities incurred					$ 2,933,000	2,933,000
Earn-out period									3 years
Percentage increase in equipment dealer websites portfolio					30.00%
Goodwill expected to be tax deductible					$ 5,200,000	5,200,000
Contingent earn-out						$ 711,000
Estimated tax rate									40.00%
TCS, TASCO, DCi [Member]
Business Acquisition [Line Items]
Goodwill increase									$ 471,000