Goodwill and Other Intangible Assets (Schedule of Intangible Assets) (Details) (USD $)						9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013		Sep. 30, 2014 HomeLink®	Sep. 30, 2014 HomeLink® Homelink Technology	Sep. 30, 2014 HomeLink® Homelink Technology Minimum [Member]	Sep. 30, 2014 HomeLink® Existing Customer Platforms	Sep. 30, 2014 HomeLink® HomeLink Trade Names and Trademarks	Sep. 30, 2014 HomeLink® Exclusive Licensing Agreement
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Indefinite-lived intangible assets								$ 52,000,000	$ 96,000,000
Finite-lived intangible assets, gross					180,000,000		43,000,000
Finite-lived intangible assets, accumulated amortization				(19,300,000)	(15,000,000)		(4,300,000)
Finite-lived intangible assets, net					165,000,000		38,700,000
Intangible assets, gross				371,000,000
Intangible assets, net	$ 351,700,000	$ 366,175,000	[1]	$ 351,700,000
Finite-lived intangible asset, useful life						12 years 0 days	10 years

[1] Note: The condensed consolidated balance sheet at December 31, 2013 has been derived from the audited financial statements at that date but does not include all of the information and footnotes required by accounting principles generally accepted in the United States for complete financial statements.