Segment and Related Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Segment and Related Information [Abstract]
Number of reportable segments	2
Number of hours of telephone support for hospitality segment (in hours)	24
Information as to the Company's segments [Abstract]
Revenues	$ 66,674	$ 55,593
Operating income (loss)	(1,175)	1,223
Other income, net	(34)	573
Interest expense	(13)	(21)
Income from continuing operations before provision for income taxes	(1,222)	1,775
Depreciation and amortization	544	825
Capital expenditures	845	1,173
Revenues by geographic area:
United States	58,015	48,365
Other Countries	8,659	7,228
Revenue, net	66,674	55,593
Hospitality [Member]
Information as to the Company's segments [Abstract]
Revenues	39,936	35,549
Operating income (loss)	(1,722)	366
Depreciation and amortization	369	743
Capital expenditures	772	1,131
Revenues by geographic area:
Revenue, net	39,936	35,549
Government [Member]
Information as to the Company's segments [Abstract]
Revenues	26,738	20,044
Operating income (loss)	1,222	1,021
Depreciation and amortization	12	19
Capital expenditures	0	0
Revenues by geographic area:
Revenue, net	26,738	20,044
Other [Member]
Information as to the Company's segments [Abstract]
Operating income (loss)	(675)	(164)
Depreciation and amortization	163	63
Capital expenditures	$ 73	$ 42