Note 13 - Income Taxes (Details) - Provisions (Benefits) for Income Taxes - USD ($) $ in Thousands	3 Months Ended						12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Dec. 31, 2015	Dec. 31, 2014
Current:
Federal							$ 252	$ 0
State							136	0
Total current							388	0
Deferred:
Federal							3,551	367
State							820	919
Valuation allowance							(120)	(21,856)
Total deferred							4,251	(20,570)
Total	$ 972	$ 1,529	$ 1,253	$ 885	$ (259)	$ (20,312)	$ 4,639	$ (20,570)