Note 20 - Components of Income Tax Expense (Benefit) Applicable to Continuing Operations (Details) - USD ($)	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014
Current:
Federal	$ 0	$ 0
State	31,000	102,000
Foreign	(269,000)	3,417,000
Total current income tax expense	(238,000)	3,519,000
Deferred:
Federal	0	0
State	0	0
Foreign	2,230,000	1,050,000
Total deferred income tax expense	2,230,000	1,050,000
	$ 1,992,000	$ 4,569,000

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