DISCONTINUED OPERATIONS (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended						0 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012		Jun. 30, 2014	Dec. 17, 2014
Income Statement Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales									$ 363,869		$ 392,690		$ 285,194
Earnings from discontinued operations before income taxes									(48,519)	[1]	(3,097)	[1]	(14,930)	[1]
Provision for income taxes									14,268		1,674		6,181
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax									(22,360)	[2]	0	[2]	18,512	[2]
Gain/(loss) from discontinued operations, net of taxes	(29,382)	(19,345)	(6,618)	(1,266)	2,607	(1,718)	(665)	(1,647)	(56,611)		(1,423)		9,763
Surface Technologies Domestic [Member] | Commercial Industrial [Member]
Income Statement Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales									4,395		4,672		1,767
Earnings from discontinued operations before income taxes									(2,264)		(528)		(319)
Surface Technologies International [Member] | Commercial Industrial [Member]
Income Statement Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales									4,355		4,600		4,248
Earnings from discontinued operations before income taxes									(6,123)		(805)		(989)
Heat Treating [Member] | Commercial Industrial [Member]
Income Statement Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales													10,785
Earnings from discontinued operations before income taxes													4,929
Benshaw [Member] | Defense [Member]
Income Statement Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales									29,029		70,741		89,183
Earnings from discontinued operations before income taxes									(3,061)		2,173		5,972
Provision for income taxes															(2,900)
3 D Radar [Member] | Defense [Member]
Income Statement Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales									344		5,165		7,444
Earnings from discontinued operations before income taxes									(1,117)		215		1,492
Upstream [Member] | Energy [Member]
Income Statement Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales									143,182		145,609		9,335
Earnings from discontinued operations before income taxes									14,267		10,898		(2,090)
Provision for income taxes																(600)
Vessels [Member] | Energy [Member]
Income Statement Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales									5,798		5,127		17,644
Earnings from discontinued operations before income taxes									(11,115)		(12,611)		(12,729)
Provision for income taxes		(3,200)
Engineered Packaging [Member] | Defense [Member]
Income Statement Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales									19,841		19,484		17,862
Earnings from discontinued operations before income taxes									1,822		858		1,165
Aviation Ground Support [Member] | Defense [Member]
Income Statement Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales									29,331		28,022		28,585
Earnings from discontinued operations before income taxes									(8,644)		(122)		27
Downstream [Member] | Energy [Member]
Income Statement Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales									127,594		109,270		98,341
Earnings from discontinued operations before income taxes									(32,284)		(3,175)		(12,388)
Assets Held-for-sale [Member]
Income Statement Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales									181,161		161,448		146,555
Earnings from discontinued operations before income taxes									(41,370)		(2,967)		(11,515)
Divestitures and facility closures [Member]
Income Statement Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Net sales									182,708		231,242		138,639
Earnings from discontinued operations before income taxes									$ (7,149)		$ (130)		$ (3,415)

[1] Loss from discontinued operations before income taxes includes approximately $41.4 million of held for sale impairment expense in the year ended December 31, 2014.

[2] In the year ended December 31, 2014, the Corporation recognized aggregate after tax losses of $22.4 million on the sale of the Benshaw, 3D, Upstream and Vessels business. No businesses were sold in 2013. In 2012, the Corporation recognized an after tax gain of $18.5 million on the Heat Treat divestiture. Further details about these transactions are described below.