Note 18 - Earnings Per Share (Details) - Dilutive Shares Included in Calculation of Diluted Earnings Per Share (Successor [Member]) In Millions, unless otherwise specified	4 Months Ended	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2014
Successor [Member]
Note 18 - Earnings Per Share (Details) - Dilutive Shares Included in Calculation of Diluted Earnings Per Share [Line Items]
Unvested share-based awards	0.2	0.1
Warrants to purchase common shares	1.7	1.5
Total	1.9	1.6