Note 23 - Loss Per Share (Details Textual)		3 Months Ended
	Aug. 19, 2016	Mar. 31, 2017 shares	Mar. 31, 2016 shares
Reverse Stock Split [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio	2.5
Employee Stock Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		835,216	835,216
Restricted Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		266,238	799,570