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Note 16 - Capital Stock (Notes)
3 Months Ended
Mar. 31, 2013
Capital Stock [Abstract]  
Stockholders' Equity Note Disclosure [Text Block]
Capital Stock
In March 2013, we sold 39.1 million shares of our common stock at a public offering price of $8.00 per share. We received net proceeds of approximately $299.5 million after deducting underwriters’ discounts and offering expenses.