Note 12 - Discontinued Operations (Details Textual) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	$ (129)	$ (113)	$ (291)	$ (457)
Discontinued Operation, Amounts of Material Contingent Liabilities Remaining	$ 8,380		8,380		$ 8,647
Cash Provided by (Used in) Operating Activities, Discontinued Operations			$ (1,062)	$ (1,494)