Note 18 - Income Taxes (Details) - Components of Income Tax Provision (Benefit) (USD $) In Thousands, unless otherwise specified	3 Months Ended							12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Current:
State								$ 208	$ (768)	$ 135
Foreign								2,886	7,331	10,044
								3,094	6,563	10,179
Deferred:
Federal									(17,312)	38,566
State									(44)	(2,099)
Foreign								10,458	12,620	1,594
				3,720				10,458	(4,736)	38,061
	$ 1,476	$ (5,201)	$ (5,780)	$ (4,269)	$ (1,088)	$ (3,884)	$ (5,457)	$ 13,552	$ (3,091)	$ 48,240