Discontinued Operations (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total consideration cost for Tipper Tie	$ 160,000		$ 160,000
Proceeds from sale of businesses			47,300,000	$ 689,314,000
Gain on sale of business			11,228,000	0
Gain on sale and impairments, net of tax		$ (31,000)		265,550,000
Assets Held-for-sale, Not Part of Disposal Group, Current	77,370,000		77,370,000		$ 0
Liabilities Held for Sale Current	20,278,000		20,278,000		$ 0
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Revenue		0		72,869,000
(Loss) earnings from operations before taxes		(100,000)		8,608,000
Provision for income taxes		(254,000)		(5,461,000)
(Loss) earnings from operations, net of tax		(354,000)		3,147,000
(Loss) earnings from discontinued operations, net of tax	$ 0	$ (385,000)	0	268,697,000
Texas Hydraulics [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale of businesses			47,300,000
Gain on sale of business			$ 11,228,000
Datamax ONeil [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale of businesses				185,000,000
Gain on sale and impairments, net of tax				87,781,000
Sargent Aerospace [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale of businesses				500,000,000
Gain on sale and impairments, net of tax				$ 177,800,000