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Acquisitions & Divestitures - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2016 | Dec. 31, 2015 | Sep. 26, 2015 | Jun. 27, 2015 | Mar. 28, 2015
Business Acquisition [Line Items] |  |  |  |  |
Goodwill | $ 5,250.0 | $ 5,255.4 |  |  |
Payments to Acquire Businesses, Net of Cash Acquired | 0.1 | 0.9 |  | $ 96.0 | $ 3.0
Acquisitions/Divestitures |  |  |  | 43.2 |
Finite-lived Intangible Assets Acquired |  |  |  | 53.3 |
ERICO Global Company [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Goodwill | 1,037.4 | 1,061.9 |  |  |
Indefinite-lived Intangible Assets Acquired | 228.4 |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill | 1,033.8 | 1,033.8 |  |  |
Payments to Acquire Businesses, Net of Cash Acquired |  |  | $ 1,800.0 |  |
Finite-lived Intangible Assets Acquired | $ 805.4 |  |  |  |
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life | 21 years |  |  |  |
Canada, Dollars |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired |  | $ 1.2 |  | $ 120.5 |

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- Definition Amount of intangible assets, excluding goodwill, acquired at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 + Details
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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 -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 + Details
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