Note 6 - Income Taxes (Details) - Income Taxes Reconciliation (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Income Taxes Reconciliation [Abstract]
Provision for income taxes at federal statutory rate	$ 1,031	$ 1,329
Provision for income taxes at federal statutory rate	34.00%	34.00%
State income taxes, net of federal benefit	47	134
State income taxes, net of federal benefit	1.55%	3.43%
Permanent differences	226	20
Permanent differences	7.45%	0.51%
Change in valuation allowance	(2,348)	(1,247)
Change in valuation allowance	(77.43%)	(31.91%)
Foreign tax rate differential	(91)	6
Foreign tax rate differential	(2.99%)	0.15%
Federal Alternative Minimum Tax	(2)	61
Federal Alternative Minimum Tax	(0.07%)	1.56%
Change in Uncertain Tax Position Reserve	39	28
Change in Uncertain Tax Position Reserve	1.29%	0.72%
Other	(20)	128
Other	(0.67%)	3.28%
Provision for income taxes	$ (1,118)	$ 459
Provision for income taxes	(36.87%)	11.74%