Note 18 - Income Taxes (Details) - Balance Sheet Presentation of Deferred Taxes (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Mar. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Note 18 - Income Taxes (Details) - Balance Sheet Presentation of Deferred Taxes [Line Items]
Current deferred tax assets	$ 523			$ 1,842
Non-current deferred tax assets	891	17,181	21,283
Non-current deferred tax liabilities	(55,035)			(54,665)
Balance at end of year	(53,621)			(52,823)
Revised [Member]
Note 18 - Income Taxes (Details) - Balance Sheet Presentation of Deferred Taxes [Line Items]
Current deferred tax assets			637
Current deferred tax liabilities			(20,392)
Non-current deferred tax assets			21,283
Non-current deferred tax liabilities			(45,059)
Balance at end of year			$ (43,531)