Note 15 - Stock Incentive Plans - Non-cash Compensation Expenses (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] | Management Incentive Plan 2014 [Member]
Non-cash compensation expense	$ 2,121,505		$ 624,099	$ 3,969,989
Allocated Share-based Compensation Expense	2,121,505		624,099	3,969,989
Successor [Member] | Management Incentive Plan 2014 [Member] | Chief Financial Officer [Member]
Non-cash compensation expense			89,437
Allocated Share-based Compensation Expense			89,437
Successor [Member] | 2016 Equity Compensation Plan [Member]
Non-cash compensation expense			1,493,154
Allocated Share-based Compensation Expense			1,493,154
Predecessor [Member] | Management Incentive Plan 2014 [Member]
Non-cash compensation expense		$ 1,072,383
Allocated Share-based Compensation Expense		1,072,383
Predecessor [Member] | Management Incentive Plan 2014 [Member] | Chief Financial Officer [Member]
Non-cash compensation expense
Allocated Share-based Compensation Expense
Predecessor [Member] | 2016 Equity Compensation Plan [Member]
Non-cash compensation expense
Allocated Share-based Compensation Expense
Stock Awards and Stock Option Plans [Member] | General and Administrative Expense [Member] | Successor [Member] | Management Incentive Plan 2014 [Member]
Non-cash compensation expense	2,121,505		624,099	3,969,989
Allocated Share-based Compensation Expense	2,121,505		624,099	3,969,989
Stock Awards and Stock Option Plans [Member] | General and Administrative Expense [Member] | Successor [Member] | Management Incentive Plan 2014 [Member] | Chief Financial Officer [Member]
Non-cash compensation expense			89,437
Allocated Share-based Compensation Expense			89,437
Stock Awards and Stock Option Plans [Member] | General and Administrative Expense [Member] | Successor [Member] | 2016 Equity Compensation Plan [Member]
Non-cash compensation expense			1,493,154
Allocated Share-based Compensation Expense			$ 1,493,154
Stock Awards and Stock Option Plans [Member] | General and Administrative Expense [Member] | Predecessor [Member] | Management Incentive Plan 2014 [Member]
Non-cash compensation expense		1,072,383
Allocated Share-based Compensation Expense		1,072,383
Stock Awards and Stock Option Plans [Member] | General and Administrative Expense [Member] | Predecessor [Member] | Management Incentive Plan 2014 [Member] | Chief Financial Officer [Member]
Non-cash compensation expense
Allocated Share-based Compensation Expense
Stock Awards and Stock Option Plans [Member] | General and Administrative Expense [Member] | Predecessor [Member] | 2016 Equity Compensation Plan [Member]
Non-cash compensation expense
Allocated Share-based Compensation Expense