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