Segment and Related Information (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($) Segment h	Mar. 31, 2015 USD ($)
Information as to the Company's segments [Abstract]
Revenues	$ 55,305	$ 55,218
Operating income (loss)	64	655
Other expense, net	(70)	(206)
Interest income (expense), net	29	(86)
Income from continuing operations before provision for income taxes	23	363
Depreciation, amortization and accretion	777	718
Capital expenditures including software costs	981	688
Other [Member]
Information as to the Company's segments [Abstract]
Operating income (loss)	(1,243)	(273)
Depreciation, amortization and accretion	36	69
Capital expenditures including software costs	$ 26	60
Reportable Units [Member]
Segment and Related Information [Abstract]
Number of reportable segments | Segment	3
Reportable Segments [Member] | Hospitality [Member]
Segment and Related Information [Abstract]
Number of reportable segments | Segment	1
Number of hours of telephone support for hospitality segment | h	24
Information as to the Company's segments [Abstract]
Revenues	$ 33,788	31,382
Operating income (loss)	(500)	(317)
Depreciation, amortization and accretion	732	637
Capital expenditures including software costs	$ 948	628
Reportable Segments [Member] | Government [Member]
Segment and Related Information [Abstract]
Number of reportable segments | Segment	1
Information as to the Company's segments [Abstract]
Revenues	$ 21,517	23,836
Operating income (loss)	1,807	1,245
Depreciation, amortization and accretion	9	12
Capital expenditures including software costs	7	0
Reportable Geographical Components [Member] | United States [Member]
Information as to the Company's segments [Abstract]
Revenues	50,219	49,777
Reportable Geographical Components [Member] | Other Countries [Member]
Information as to the Company's segments [Abstract]
Revenues	$ 5,086	$ 5,441