Goodwill And Intangible Assets (Carrying Amount of Goodwill) (Details) $ in Millions	12 Months Ended
Dec. 31, 2015 USD ($)
Goodwill [Roll Forward]
December 31, 2014	$ 552.1
Impairment	(8.4)
Translation	(29.0)
December 31, 2015	514.7
Subsea Technologies
Goodwill [Roll Forward]
December 31, 2014	378.8
Translation	(21.4)
December 31, 2015	357.4
Surface Technologies
Goodwill [Roll Forward]
December 31, 2014	87.9
Impairment	(8.4)
Translation	(7.6)
December 31, 2015	71.9
Energy Infrastructure
Goodwill [Roll Forward]
December 31, 2014	85.4
December 31, 2015	$ 85.4

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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