Note 14 - Income Taxes Reconciliation from Federal Tax to Net Income Tax Expense (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Income Tax Reconciliation [Line Items]
Tax expense at U.S. statutory rates	$ 297,151	$ 303,849	$ 106,977
State taxes, net of federal benefit	203	27,058	10,166
Foreign tax rate differential	(225,234)	(240,873)	(57,267)
Executive Compensation Deduction Limitation	3,237	1,277	351
Research tax credits	(16,649)	(12,951)	(12,508)
Interest on unrecognized gross tax benefits	7,520	4,477	4,716
Deferred tax asset valuation allowance	8,198	2,700	0
Other, net	3,855	(594)	2,041
Income tax expense	$ 78,281	$ 84,943	$ 54,476