Related Party Transactions (Details Textual) ft² in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2016 USD ($) ft²	Sep. 30, 2016 USD ($) ft²	Sep. 30, 2015 USD ($)	Dec. 31, 2015 USD ($)
Board of Directors Chairman
Related Party Transaction [Line Items]
Amounts payable to the Chairman	$ 7,000	$ 7,000		$ 7,000
Two Employees and Other Minority Shareholder, Group One | Reseller Agreement
Related Party Transaction [Line Items]
Software revenue	12,000	28,000
Related party accounts receivable	$ 0	$ 0	$ 3,000
Two Employees and Other Minority Shareholder, Group Two | Columbus, Ohio
Related Party Transaction [Line Items]
Area of office facility | ft²	36	36
Rent paid	$ 200,000	$ 600,000
Two Employees and Other Minority Shareholder | Referral Agreement
Related Party Transaction [Line Items]
Payments for commissions	34,000	101,000
Related party accounts payable	$ 11,000	11,000
General and administrative | Board of Directors Chairman | Monthly Payment
Related Party Transaction [Line Items]
Consulting and other activities, expense paid per month		$ 7,000	$ 7,000