Note 22 - Income Taxes - Statutory Income Tax to Effective Income Tax Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016		Dec. 31, 2015	Dec. 31, 2014
Federal provision at statutory tax rate (35%) (1)	$ (47,155)	[1]	$ (8,304)	$ (7,762)
State and local provision, net of federal benefit (2)	(3,498)	[2]	(3,698)	(1,304)
Total tax provision – U.S.	$ (50,653)		$ (12,002)	$ (9,066)

[1] For the year ended December 31, 2016, includes a $55.6 million charge related to the recording of a deferred tax valuation allowance.

[2] For the year ended December 31, 2016, includes a $7.9 million charge related to the recording of a deferred tax valuation allowance.