Acquisitions and Divestitures - Discontinued Operations Textual (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended		0 Months Ended	3 Months Ended		9 Months Ended	0 Months Ended	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Jan. 31, 2014 XtremeMac Consumer Electronics Business	Jun. 30, 2014 XtremeMac Consumer Electronics Business	Mar. 31, 2014 XtremeMac Consumer Electronics Business	Sep. 30, 2014 XtremeMac Consumer Electronics Business	Oct. 15, 2013 Memorex Consumer Electronics Business	Sep. 30, 2014 Memorex Consumer Electronics Business	Dec. 31, 2013 Memorex Consumer Electronics Business	Sep. 30, 2014 Due During Next Twelve Months Memorex Consumer Electronics Business
Long Lived Assets Held-for-sale [Line Items]
Total consideration from sale of business					$ 3.1				$ 9.3
Proceeds from sale of businesses					0.3					1.3	0.9
Note receivable from sale of business					0.3
Total consideration to be received from sale of business					2.5
Loss on sale of discontinued businesses	0	5.5	1.7	5.5		1.2	0.5	1.2
Notes receivable from sale of business										$ 5.9		$ 2.1