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Note 16 - Capital Stock (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
3 Months Ended 1 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2013
Common Stock
Class of Stock [Line Items]      
Stock Issued During Period, Shares, New Issues     39,100,000
Sale of Stock, Price Per Share     $ 8.00
Proceeds from Issuance of Common Stock $ 299,542 $ 0 $ 299,500