Note 12 - Stock Incentive and Employee Benefit Plans (Details) - Stock Option And Stock Appreciation Rights Activity (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Stock Option And Stock Appreciation Rights Activity [Abstract]
Outstanding, beginning of year	18,616,382	17,877,785	18,630,205
Outstanding, beginning of year (in Dollars per share)	$ 4.21	$ 4.33	$ 4.46
Granted	6,261,602	6,222,222	1,350,000
Granted (in Dollars per share)	$ 8.40	$ 4.24	$ 3.82
Exercised	(4,479,325)	(4,677,271)	(1,050,025)
Exercised (in Dollars per share)	$ 3.55	$ 2.79	$ 1.19
Canceled	(616,793)	(806,354)	(1,052,395)
Canceled (in Dollars per share)	$ 8.79	$ 16.04	$ 9.15
Outstanding, end of year	19,781,866	18,616,382	17,877,785
Outstanding, end of year (in Dollars per share)	$ 5.54	$ 4.21	$ 4.33
Exercisable at end of year	9,736,564	11,956,258	13,137,785
Exercisable at end of year (in Dollars per share)	$ 4.28	$ 4.17	$ 4.84
Available for future grant	13,971,091	23,283,953	31,570,998