Note 12 - Reorganization Items, Net - Reorganization Amounts Incurred and Recovered (Details) - USD ($)	3 Months Ended	9 Months Ended	12 Months Ended
	Dec. 31, 2014	Oct. 15, 2014	Dec. 31, 2016	Dec. 31, 2015
Successor [Member]
Professional Fees Incurred
Reorganization items and fresh-start reporting adjustments, net
Total Reorganization Items
Predecessor [Member]
Professional Fees Incurred	$ 45,542	$ 25,311,230
Reorganization items and fresh-start reporting adjustments, net		402,423,980
Total Reorganization Items	$ 45,542	$ 427,735,210