Note 16 - Capital Stock (Details) (USD $) In Thousands, except Share data, unless otherwise specified	6 Months Ended		1 Months Ended
	Jun. 30, 2013	Jun. 30, 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