Consolidated Statements Of Operations And Comprehensive Loss - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Loss from continuing operations before provision for income taxes					$ (65,420)
Predecessor
Net sales			$ 125,809		288,303
Cost of sales			111,591		257,593
Lower of cost or market inventory adjustment			0		0
Gross profit			14,218		30,710
Research and development			1,150		2,667
Selling and administrative expenses			19,709		39,798
Rationalizations			26		(53)
Impairments			0		35,381
Operating loss			(6,615)		(47,189)
Other expense (income), net			733		1,151
Interest expense			8,796		17,421
Interest income			(268)		(341)
Loss from continuing operations before provision for income taxes			(15,876)		(65,420)
Provision for income taxes			1,239		1,219
Net loss from continuing operations			(17,115)		(66,639)
Loss from discontinued operations, net of tax	[1]		(5,702)		(11,786)
Net loss			(22,817)		(78,425)
Other comprehensive income:
Net loss			(22,817)		(78,425)
Foreign currency translation adjustments			7,515		(22,096)
Commodities and foreign currency derivatives and other, net of tax of ($154) and $0, respectively			42		887
Other comprehensive (loss) income, net of tax			7,557		(21,209)
Comprehensive (loss) income			(15,260)		(99,634)
Successor
Net sales		$ 115,365		$ 210,941
Cost of sales		120,266		217,696
Lower of cost or market inventory adjustment		3,504		14,625
Gross profit		(8,405)		(21,380)
Research and development		786		1,438
Selling and administrative expenses		13,487		27,157
Rationalizations		64		(58)
Impairments		0		0
Operating loss		(22,614)		(50,033)
Other expense (income), net		(1,198)		(960)
Interest expense		6,436		12,896
Interest income		0		(12)
Loss from continuing operations before provision for income taxes		(27,852)		(61,957)
Provision for income taxes		(5,591)		(5,886)
Net loss from continuing operations		(22,261)		(56,071)
Loss from discontinued operations, net of tax	[1]	(106,138)		(108,702)
Net loss		(128,399)		(164,773)
Other comprehensive income:
Net loss		(128,399)		(164,773)
Foreign currency translation adjustments		(830)		11,674
Commodities and foreign currency derivatives and other, net of tax of ($154) and $0, respectively		(106)		27
Other comprehensive (loss) income, net of tax		(936)		11,701
Comprehensive (loss) income		(129,335)		(153,072)
Engineered Solutions [Member] | Discontinued Operations, Held-for-sale [Member]
Other comprehensive income:
Impairment		$ 105,600	$ 0	$ 105,600	$ 0

[1] Loss on discontinued operations includes a pretax impairment charge of $105,600 in the three and six months ended June 30, 2016. See Note 3 "Discontinued Operations and Related Assets Held for Sale"