Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from the sale of businesses	$ 47,300	$ 185,000
Gain on Disposition of Business	11,228	0
Gain on sale and impairments, net of tax		87,354
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Revenue		64,495
Earnings from operations before taxes		8,980
Provision for income taxes		(4,014)
Earnings from operations, net of tax		4,966
Earnings from discontinued operations, net of tax	0	92,320
Texas Hydraulics [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from the sale of businesses	47,300
Gain on Disposition of Business	$ 11,228
Datamax ONeil [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from the sale of businesses		185,000
Gain on sale and impairments, net of tax		$ 87,781