Note 21 - Stock Based Compensation (Details) - Unvested Stock Award Activity (USD $)	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Unvested Stock Option Activity
Outstanding, beginning of year	838,541		2,045,000		1,251,328
Outstanding, beginning of year	$ 9.50		$ 8.63		$ 10.74
Unvested, end of year	467,708		838,541		2,045,000
Unvested, end of year	$ 9.51		$ 9.50		$ 8.63
Granted (1)	257,500	[1]	237,500	[1]	1,382,500	[1]
Granted (1)	$ 7.48	[1]	$ 9.75	[1]	$ 7.54	[1]
Vested	(604,583)		(1,433,959)		(533,118)
Vested	$ 7.77		$ 8.28		$ 8.61
Forfeited	(23,750)		(10,000)		(55,710)
Forfeited	$ 7.60		$ 12.72		$ 8.45

[1] Total shares granted in 2012 include 1,000,000 performance based options granted to our CEO and COO. See further discussion regarding these grants in the "Performance Based Stock Award Activity" section below.