Goodwill and Other Intangible Assets - Narrative (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended
	Jun. 28, 2014	Sep. 27, 2014
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment loss	$ 4.4	$ 4.4	[1]
AVC
Finite-Lived Intangible Assets [Line Items]
Non-cash impairment charges	76.0
Finite-lived intangible asset impairment loss	74.7
Weighted Average Useful Lives	13 years 4 days
Property and equipment impairment loss	1.3
Goodwill impairment loss		4.4	[1],[2]
Customer relationships [Member] | AVC
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible asset impairment loss	48.0
Weighted Average Useful Lives	16 years 2 months 12 days
Trademarks [Member] | AVC
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible asset impairment loss	19.6
Weighted Average Useful Lives	12 years 8 months 9 days
Developed technology [Member] | AVC
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible asset impairment loss	6.1
Weighted Average Useful Lives	6 years 3 months 4 days
Other [Member] | AVC
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible asset impairment loss	$ 1.0
Weighted Average Useful Lives	7 years 10 months 24 days

[1] Acquisition adjustments recorded during the nine months of 2014 for the RCH segment relate to the acquisition of Reznor. See Note B, “Acquisitions”.

[2] Represents the combined audio, video and control solutions reporting units.