Note 19 - Stock-based Compensation (Tables)

12 Months Ended

Dec. 31, 2014

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

	Number of		Weighted-Average
	Restricted		Grant Date
	Stock Units		Fair Values
Outstanding on September  3, 2013		-		-
Granted		426,503	$	16.36
Vested		53,043	$	14.11
Outstanding on December 31, 2013		373,460	$	16.68
Granted		465,491	$	24.16
Vested		126,649	$	14.11
Forfeited		26,872	$	18.69
Outstanding on December 31, 2014		685,430	$	22.15