Note 12 - Stock Based Compensation and Other Benefit Plans (Details) - Weighted Average Assumptions, Restricted Stock Units (Performance Based Restricted Stock Units and Cash Settled Performance Based Restricted Stock Units [Member], USD $)	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013
Performance Based Restricted Stock Units and Cash Settled Performance Based Restricted Stock Units [Member]
Note 12 - Stock Based Compensation and Other Benefit Plans (Details) - Weighted Average Assumptions, Restricted Stock Units [Line Items]
Risk-free interest rate	0.81%		0.52%
Average closing price (in Dollars)	$ 11.28	[1]	$ 11.33	[2]
Expected volatility	44.50%		53.60%

[1] Average closing price of our shares over the 30-calendar days ending May 16, 2014.

[2] Average closing price of our shares over the 30-calendar days ending June 3, 2013.