Consolidated Statements Of Operations And Comprehensive Loss - USD ($) $ in Thousands		1 Months Ended	2 Months Ended	3 Months Ended	7 Months Ended		9 Months Ended
		Aug. 14, 2015	Sep. 30, 2015	Sep. 30, 2016	Aug. 14, 2015		Sep. 30, 2016
Other comprehensive income:
Impairment							$ 105,623
Predecessor
Net sales		$ 51,604			$ 339,907
Cost of sales		47,408			305,001
Lower of cost or market inventory adjustment		0			0
Gross profit		4,196			34,906
Research and development		710			3,377
Selling and administrative expenses		24,585			64,383
Rationalizations		39			(14)
Impairments					35,381
Operating loss		(21,060)			(68,249)
Other expense (income), net		269			1,421
Interest expense		8,790	$ 3,349		26,211
Interest income		(22)			(363)
Loss from continuing operations before provision for income taxes		(30,097)			(95,518)
Provision for (benefit from) income taxes		5,234			6,452
Net loss from continuing operations		(35,331)			(101,970)		(80,172)
(Loss) income from discontinued operations, net of tax		(6,893)			(18,679)	[1]
Net loss		(42,224)			(120,649)
Other comprehensive income:
Net loss		(42,224)			(120,649)
Foreign currency translation adjustments		(5,840)			(27,936)
Commodities and foreign currency derivatives and other, net of tax of $10, $13 and $(12), respectively		375			1,262
Other comprehensive (loss) income, net of tax		(5,465)			(26,674)
Comprehensive loss		(47,689)			(147,323)
Successor
Net sales			74,774	$ 111,590			322,530
Cost of sales			67,887	113,602			331,297
Lower of cost or market inventory adjustment			0	4,898			19,523
Gross profit			6,887	(6,910)			(28,290)
Research and development			220	526			1,964
Selling and administrative expenses			6,809	12,215			39,372
Rationalizations			(156)	0			(58)
Impairments			0				0
Operating loss			(298)	(19,651)			(69,684)
Other expense (income), net			703	(567)			(1,528)
Interest expense			3,349	6,964			19,860
Interest income			(21)	(158)			(169)
Loss from continuing operations before provision for income taxes			(4,329)	(25,890)			(87,847)
Provision for (benefit from) income taxes			1,107	(1,789)			(7,675)
Net loss from continuing operations			(5,436)	(24,101)			(80,172)
(Loss) income from discontinued operations, net of tax	[1]		(1,867)	1,134			(107,568)
Net loss			(7,303)	(22,967)	(120,649)		(187,740)
Other comprehensive income:
Net loss			(7,303)	(22,967)	(120,649)		(187,740)
Foreign currency translation adjustments			(5,966)	2,300			13,974
Commodities and foreign currency derivatives and other, net of tax of $10, $13 and $(12), respectively			(237)	118			145
Other comprehensive (loss) income, net of tax			(6,203)	2,418			14,119
Comprehensive loss			(13,506)	(20,549)			(173,621)
Engineered Solutions [Member] | Discontinued Operations, Held-for-sale [Member]
Other comprehensive income:
Impairment		$ 0	$ 0	$ 0	$ 0		$ 105,623

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