Note 14 - Income Taxes (Details) - Income Tax Provision (USD $) In Thousands, unless otherwise specified	3 Months Ended			9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Income Tax Provision [Abstract]
Income (loss) from continuing operations before income taxes	$ (18,539)		$ 19,982	$ 11,465	$ 56,221
Income tax (benefit) provision	(6,889)		7,777	4,278	20,537
Net income (loss) from continuing operations	$ (11,650)	[1]	$ 12,205	$ 7,187	$ 35,684
Income tax provision/benefit as a percentage of income/loss before income taxes	37.20%		38.90%	37.30%	36.50%

[1] As a result of the loss from continuing operations in the three months ended September 30, 2014, the effect of potentially dilutive securities would be anti-dilutive and have been omitted from the calculation of diluted earnings per share consistent with U.S. GAAP.