Identifiable intangible assets and Goodwill (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Sep. 30, 2015 USD ($) Segment Unit	Sep. 30, 2014 USD ($)	Dec. 31, 2014 USD ($)
Finite-Lived Intangible Assets [Line Items]
Software costs capitalized	$ 532,000	$ 394,000	$ 1,500,000	$ 1,211,000
Amortization of capitalized software costs	221,000	$ 164,000	615,000	$ 471,000
Amortization of identifiable intangible assets	249,000		$ 747,000
Number of operating segments | Segment			2
Number of reporting units | Unit			2
Goodwill	11,051,000		$ 11,051,000		$ 11,051,000
Components of identifiable intangible assets [Abstract]
Intangible assets - gross	12,666,000		12,666,000		11,166,000
Less accumulated amortization	(1,946,000)		(1,946,000)		(586,000)
Intangible assets - net	10,720,000		10,720,000		10,580,000
Future amortization of intangible assets assuming straight-line amortization of capitalized software costs [Abstract]
2015	453,000		453,000
2016	1,811,000		1,811,000
2017	1,711,000		1,711,000
2018	1,559,000		1,559,000
2019	1,310,000		1,310,000
Thereafter	3,476,000		3,476,000
Total	10,320,000		10,320,000
Acquired and internally developed software costs [Member]
Components of identifiable intangible assets [Abstract]
Intangible assets - gross	12,076,000		12,076,000		10,576,000
Customer Relationships [Member]
Components of identifiable intangible assets [Abstract]
Intangible assets - gross	160,000		160,000		160,000
Non-competition Agreements [Member]
Components of identifiable intangible assets [Abstract]
Intangible assets - gross	30,000		30,000		30,000
Trademarks, Trade Names (non-amortizable) [Member]
Components of identifiable intangible assets [Abstract]
Intangible assets - gross	400,000		400,000		400,000
Restaurants [Member]
Finite-Lived Intangible Assets [Line Items]
Goodwill	10,300,000		10,300,000		10,300,000
Government [Member]
Finite-Lived Intangible Assets [Line Items]
Goodwill	$ 700,000		$ 700,000		$ 700,000
Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Remaining estimated economic life of the product			3 years
Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Remaining estimated economic life of the product			7 years