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Goodwill and Other Intangible Assets, Net - Changes in Carrying Amount of Goodwill (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Goodwill [Roll Forward] |  |
Goodwill , beginning balance | $ 774.7 | $ 778.3
Goodwill acquired | 91.2 |
Goodwill, Purchase Accounting Adjustments | (8.2) | 3.0
Foreign currency | 29.1 | (6.6)
Goodwill , ending Balance | 886.8 | 774.7
Industrial Process |  |
Goodwill [Roll Forward] |  |
Goodwill , beginning balance | 308.4 | 312.6
Goodwill acquired | 0.0 |
Goodwill, Purchase Accounting Adjustments | 0.0 | 0.0
Foreign currency | 16.1 | (4.2)
Goodwill , ending Balance | 324.5 | 308.4
Motion Technologies |  |
Goodwill [Roll Forward] |  |
Goodwill , beginning balance | 202.3 | 201.0
Goodwill acquired | 91.2 |
Goodwill, Purchase Accounting Adjustments | (8.2) | 2.6
Foreign currency | 10.3 | (1.3)
Goodwill , ending Balance | 295.6 | 202.3
Connect & Control Technologies |  |
Goodwill [Roll Forward] |  |
Goodwill , beginning balance | 264.0 | 264.7
Goodwill acquired | 0.0 |
Goodwill, Purchase Accounting Adjustments | 0.0 | 0.4
Foreign currency | 2.7 | (1.1)
Goodwill , ending Balance | $ 266.7 | $ 264.0

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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 + Details
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits 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 -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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- Definition Amount of increase (decrease) from adjustments after acquisition date under purchase accounting 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 -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=84229725&loc=d3e961-128460 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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