Note 15 - Income Taxes Schedule of Components of Income Tax Expense (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Schedule of Components of Income Tax Provision [Line Items]
Current Income Tax Expense (Benefit)	$ 1,271	$ 59,604	$ (155,219)
Deferred Income Tax Expense	6,000	6,758	381,408
Provision for income taxes	$ 7,271	$ 66,362	$ 226,189