Note 10 - Segment Reporting Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
UNITED STATES
Revenue, Net	$ 9,752	$ 10,972
Operating income	(297)	(74)
Interest expense	$ 24	21
Other (income) expense, net		(2)
Income before income tax expense	$ (321)	$ (93)
Income tax expense	(211)
Net income (loss) from continuing operations	(110)	$ (93)
Depreciation and amortization	343	320
Capital expenditures	245	494
International [Member]
Revenue, Net	16,859	18,294
Operating income	465	423
Interest expense	4	37
Other (income) expense, net	(24)	(27)
Income before income tax expense	485	413
Income tax expense	216	151
Net income (loss) from continuing operations	269	262
Depreciation and amortization	145	148
Capital expenditures	127	90
Revenue, Net	26,611	29,266
Operating income	168	349
Interest expense	28	58
Other (income) expense, net	(24)	(29)
Income before income tax expense	164	320
Income tax expense	5	151
Net income (loss) from continuing operations	159	169
Depreciation and amortization	488	468
Capital expenditures	$ 372	$ 584