Commitments and Contingencies (Details) $ in Thousands, € in Millions				1 Months Ended					12 Months Ended
	Apr. 02, 2014 EUR (€)	Aug. 01, 2012 USD ($)	Jul. 05, 2011 affiliate	Oct. 31, 2015 USD ($)	Apr. 30, 2015 USD ($)	Oct. 29, 2014 USD ($)	Sep. 26, 2014 Cases	Dec. 04, 2013 Cases	Dec. 31, 2015 USD ($) Case Defendants Cases	Dec. 31, 2014 USD ($) Case	Dec. 31, 2013 USD ($)
Loss Contingencies [Line Items]
Environmental, low estimate				$ 21,000	$ 5,000
Environmental, high estimate				30,000	$ 13,000
Environmental-related accrued liabilities									$ 3,600	$ 4,500
Period of being in asbestos litigation									27 years
Number of cases proceed to verdict | Cases									0
Number of cases | Case									339
Number of cases dismissed | Case									2,988	47,887
Number of defended cases | Case									339
Damages, value									$ 480,000
Number of defendants | Defendants									50
Punitive damages, value									$ 319,000
Accrual related to maritime and non-maritime cases, gross amount									4,100	$ 4,700
Insurance recoveries related to lawsuits									400	500
Accrual related to maritime and non-maritime cases, net amount									3,700	4,200
Settlement costs									9,700	9,500
Costs of administering and litigating claims									26,100	24,700
Income tax expense									(14,700)	6,600	$ 30,500
FCPA accrual									$ 28,000	24,000
Maturities of long-term debt range, end									Dec. 31, 2020
Other Matters [Abstract]
Minimum rental payments required under non-cancelable lease agreement for year 2015									$ 16,700
Minimum rental payments required under non-cancelable lease agreement for year 2016									10,200
Minimum rental payments required under non-cancelable lease agreement for year 2017									8,000
Minimum rental payments required under non-cancelable lease agreement for year 2018									6,700
Minimum rental payments required under non-cancelable lease agreement for year 2019									5,000
Minimum rental payments required under non-cancelable lease agreement thereafter									6,500
Rent expense									41,600	$ 45,300	47,000
Letters of credit									43,400
Performance bonds									168,500
Other guarantees									173,900
Loss contingency, range of possible loss, minimum									0
Loss contingency, range of possible loss, maximum									$ 18,000
Asbestos Issue [Member]
Loss Contingencies [Line Items]
Number of new cases | Case									99	104
Number of cases dismissed | Case									50,875
Settlement costs									$ 200	$ 600	300
Costs of administering and litigating claims									$ 1,400	1,800	1,700
Monetary Damages [Member]
Loss Contingencies [Line Items]
Number of cases | Case									175
Pending cases, number | Case									111
Allege Only Damages [Member]
Loss Contingencies [Line Items]
Number of cases | Case									63
Amount per plaintiff									$ 670
Europe [Member]
Other Matters [Abstract]
Number of affiliates engaged in violations | affiliate			2
BRAZIL [Member] | Infractions Including Potential Interest and Penalties [Member]
Loss Contingencies [Line Items]
Income tax expense		$ 8,000							20,000
Summons to recover contested incentives						$ 8,000
Other Matters [Abstract]
Loss contingency, range of possible loss, minimum									0
Loss contingency, range of possible loss, maximum									8,000
BRAZIL [Member] | Disputed Credits, Including Potential Interest and Penalties [Member]
Loss Contingencies [Line Items]
Income tax expense									12,000
ANGOLA [Member]
Loss Contingencies [Line Items]
FCPA accrual										24,000
FCPA charges									4,000
Incremental aggregate amount									$ 33,000
UNITED STATES [Member]
Loss Contingencies [Line Items]
Number of civil lawsuits filed | Cases								2
GK Tech [Member]
Loss Contingencies [Line Items]
Environmental, low estimate				0
Environmental, high estimate				$ 30,000
MARDOC [Member] | Asbestos Issue [Member]
Loss Contingencies [Line Items]
Number of cases dismissed | Cases							25,759
Pending cases, number | Cases									2,679
Parent Company [Member]
Loss Contingencies [Line Items]
Number of cases | Cases									1
Damages, value									$ 4,000
Income tax expense									(300)	(100)	$ 11,500
Silec [Member]
Loss Contingencies [Line Items]
Damages, value | €	€ 1.9
Other Matters [Abstract]
Period of participation in underground power cables businesses			10 months
Brazilian Federal Labor Public Prosecutor [Member] | BRAZIL [Member] | Punitive Damages [Member]
Loss Contingencies [Line Items]
Punitive damages, value									10,000
Lower Labor Court [Member] | BRAZIL [Member] | Punitive Damages [Member]
Loss Contingencies [Line Items]
Punitive damages, value									1,600
North America [Member] | Revolving Credit Facility [Member]
Other Matters [Abstract]
Letters of credit									$ 36,700	$ 58,500