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Note 8 - Income Taxes (Details) - Components of Income Tax Provision (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Current:
Federal	$ 77	$ 840	$ 447
State	67	3	(593)
Foreign	1,053	1,302	992
Deferred:
Foreign	(88)	(11)	(421)
Total income tax provision	$ 1,109	$ 2,134	$ 425

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.