Consolidated Statements Of Income And Comprehensive Income - USD ($)	5 Months Ended	7 Months Ended	12 Months Ended
	Dec. 31, 2015	Aug. 14, 2015	Dec. 31, 2016	Dec. 31, 2014
Net sales			$ 437,963,000	$ 825,145,000
Net income (loss)			$ (235,843,000)
Diluted loss per common share:
Weighted average common shares outstanding			137,152,430
STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net income (loss)			$ (235,843,000)
Predecessor [Member]
Net sales	$ 193,133,000	$ 339,907,000		825,145,000
Cost of sales	180,845,000	305,001,000		757,156,000
Additions to lower of cost or market reserve		0		0
Gross profit (loss)	12,288,000	34,906,000		67,989,000
Research and development	1,083,000	3,377,000		9,738,000
Selling and administrative expenses	23,485,000	64,383,000		94,629,000
Impairment of long-lived assets and goodwill		35,381,000		75,650,000
Rationalizations	283,000	14,000		7,946,000
Operating loss	(12,563,000)	(68,249,000)		(119,974,000)
Other expense (income), net	(813,000)	1,421,000		2,920,000
Interest expense		26,211,000		35,736,000
Interest income	(6,000)	(363,000)		(320,000)
Loss from continuing operations before provision for income taxes	(21,743,000)	(95,518,000)	116,421,000	(158,310,000)
(Benefit) provision for income taxes	6,882,000	6,452,000	(7,552,000)	(5,790,000)
Net loss from continuing operations		(101,970,000)		(152,520,000)
Loss from discontinued operations, net of tax		(18,679,000)		(132,856,000)
Net income (loss)	(33,551,000)	$ (120,649,000)	235,843,000	$ (285,376,000)
Basic loss per common share:
Net loss per share		$ (0.88)		$ (2.10)
Weighted average common shares outstanding		137,152,000		136,155,000
Diluted loss per common share:
Net loss per share		$ (0.88)		$ (2.10)
Weighted average common shares outstanding		137,152,000		136,155,000
STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net income (loss)	(33,551,000)	$ (120,649,000)	235,843,000	$ (285,376,000)
Foreign currency translation adjustments		(27,936,000)		(33,041,000)
Commodities and foreign currency derivatives and other, net of tax of ($63), ($68) and $21 and ($20), respectively		1,262,000		(10,859,000)
Other comprehensive (loss)income, net of tax:	(10,257,000)	(26,674,000)		(43,900,000)
Comprehensive loss	(43,808,000)	(147,323,000)		$ (329,276,000)
Successor [Member]
Net sales	193,133,000		437,963,000
Cost of sales	180,845,000		448,016,000
Additions to lower of cost or market reserve	0		18,974,000
Gross profit (loss)	12,288,000		(29,027,000)
Research and development	1,083,000		2,399,000
Selling and administrative expenses	23,485,000		57,725,000
Impairment of long-lived assets and goodwill	0		2,843,000
Rationalizations	283,000		59,000
Operating loss	(12,563,000)		(92,053,000)
Other expense (income), net	(813,000)		(2,188,000)
Interest expense	9,999,000		26,914,000
Interest income	(6,000)		(358,000)
Loss from continuing operations before provision for income taxes	(21,743,000)		(116,421,000)
(Benefit) provision for income taxes	6,882,000		(7,552,000)
Net loss from continuing operations	(28,625,000)	(101,970,000)	(108,869,000)
Loss from discontinued operations, net of tax	(4,926,000)	(18,679,000)	(126,974,000)
Net income (loss)	(33,551,000)	(120,649,000)	(235,843,000)
STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net income (loss)	(33,551,000)	$ (120,649,000)	(235,843,000)
Foreign currency translation adjustments	(10,133,000)		2,574,000
Commodities and foreign currency derivatives and other, net of tax of ($63), ($68) and $21 and ($20), respectively	(124,000)		125,000
Other comprehensive (loss)income, net of tax:	(10,257,000)		2,699,000
Comprehensive loss	$ (43,808,000)		$ (233,144,000)