Note 25 - Loss Per Share (Details Textual) - shares	3 Months Ended	12 Months Ended
	Sep. 30, 2018	Dec. 31, 2018	Dec. 31, 2017
Warrant [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		774,000
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		266,238