Note 11 - Income Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Basic:
Net Income	$ 770,711	$ 782,884	$ 251,062
Basic weighted shares outstanding	321,892,000	307,302,000	294,493,000
Net income per share	$ 2.39	$ 2.55	$ 0.85
Diluted:
Net Income	$ 770,711	$ 782,884	$ 251,062
Basic weighted shares outstanding	321,892,000	307,302,000	294,493,000
Effect of dilutive securities:
Stock options, ESPP shares, and restricted stock unit shares	5,714,000	6,610,000	2,687,000
Diluted weighted shares outstanding	327,606,000	313,912,000	297,180,000
Net income per share	$ 2.35	$ 2.49	$ 0.84
Antidilutive stock option shares	1,800,000	3,500,000	27,700,000