Note 13 - Long-Term Debt Interest Expense Recognized Related to Convertible Debt (Details) (Convertible Debt [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Convertible Debt [Member]
Schedule of Interest Expense Recognized Related to Convertible Debt [Line Items]
Contractual interest expense of convertible debt	$ 13,500	$ 1,687
Amortization of debt issuance costs	1,039	124
Amortization of debt discount	16,131	1,911
Total interest expense for convertible debt	$ 30,670	$ 3,722
Effective interest rate of the liability component of convertible debt	9.75%	9.75%