Note 11 - Earnings Per Share (Tables) (Equity Option [Member])

3 Months Ended

Mar. 31, 2014

Equity Option [Member]

Note 11 - Earnings Per Share (Tables) [Line Items]

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

(in millions of shares)	Three Months Ended
	March 31, 2014
Unvested share-based awards		0.2
Detachable warrants to purchase common shares		1.9
Total		2.1