Note 8 - Segment Information - EBITDA Reconciliation (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended		12 Months Ended
	Jan. 01, 2017	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Other (income) expense, net		$ 1,456	$ (2,003)	$ (106)	$ (5,325)
(Gain) loss on disposal of assets		(3,136)	1,712	(9,192)	4,914
Asset Impairment Charges			48,712		430,406
Severance, facility closures and other		804	12,761	804	23,069
Share-based compensation expense acceleration				15,658	7,792
Acquisition-related costs			3,379		7,068
Customer settlement/bad debt write-off			(433)		1,035
Inventory write-down			11,780		13,047
Incremental insurance reserve			(548)		(548)
Restructuring costs		7,853	15,451	7,637	15,451
Legal settlement			1,020		1,020
Adjusted EBITDA		25,110	(33,224)	29,694	(65,266)
Net income (loss)		(12,721)	(291,116)	(45,022)	(719,529)
Interest expense, net		414	(121,934)	1,105	147,401
Income tax benefit		(2,393)	(11,252)	(5,629)	(105,399)
Depreciation and amortization		$ 32,833	54,283	$ 64,439	113,236
Predecessor [Member]
Other (income) expense, net			(2,003)		(5,325)
(Gain) loss on disposal of assets			1,712		4,914
Asset Impairment Charges			48,712		430,406
Severance, facility closures and other			12,761		23,069
Share-based compensation expense acceleration					7,792
Acquisition-related costs			3,379		7,068
Customer settlement/bad debt write-off			(433)		1,035
Inventory write-down			11,780		13,047
Incremental insurance reserve			548		548
Restructuring costs			15,451		15,451
Legal settlement			1,020		1,020
Adjusted EBITDA			(33,224)		(65,266)
Net income (loss)	298,582		(291,116)		(719,529)	$ (944,289)
Interest expense, net			121,934		147,401
Income tax benefit	(4,613)		(11,252)		(105,399)
Depreciation and amortization			$ 54,283		$ 113,236