Note 26 - Segment Information (Details Textual) $ in Millions	12 Months Ended
	Dec. 31, 2018 USD ($) a Segment
Segment Reporting Information [Line Items]
Number of Reportable Segments | Segment	6
Reduction in reserves impacted	$ 5
Gross Profit [Member]
Segment Reporting Information [Line Items]
Reduction in reserves impacted	3
SG&A [Member]
Segment Reporting Information [Line Items]
Reduction in reserves impacted	$ 2
Eastman Business Park [Member] | Minimum [Member]
Segment Reporting Information [Line Items]
Area of Real Estate Property | a	1,200