Note 18 - Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2015

Note 18 - Earnings Per Share (Tables) [Line Items]

Schedule of Weighted Average Number of Shares [Table Text Block]

(in millions of shares)	Year Ended December 31, 2015		Year Ended December 31, 2014		Four Months Ended December 31, 2013
Unvested share-based awards		0.2		0.1		0.2
Warrants to purchase common shares		0.3		1.5		1.7
Total		0.5		1.6		1.9

Employee Stock Option [Member]

Note 18 - Earnings Per Share (Tables) [Line Items]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

	Predecessor
(in millions of shares)	Eight Months Ended August 31, 2013
Employee stock options		7.0
Detachable warrants to purchase common shares		40.0
Total		47.0