Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

The patents and intangible assets and related change in carrying values are set forth in the table below:

As of March 31, 2016:

Other Intangible Assets	Gross		Accumulated Amortization			Net		Assumed Useful Life
Gentex Patents	$	32,052,407	$	(14,587,905	)	$	17,464,502	various
Other Intangible Assets
HomeLink®Trade Names and Trademarks	$	52,000,000	$	—		$	52,000,000	Indefinite
HomeLink® Technology	180,000,000		(37,500,000		)	142,500,000		12 years
Existing Customer Platforms	43,000,000		(10,750,000		)	32,250,000		10 years
Exclusive Licensing Agreement	96,000,000		—			96,000,000		Indefinite
Total Other Intangible Assets	$	371,000,000	$	(48,250,000	)	$	322,750,000
Total Patents & Other Intangible Assets	$	403,052,407	$	(62,837,905	)	$	340,214,502

As of December 31, 2015:

Other Intangible Assets	Gross		Accumulated Amortization			Net		Assumed Useful Life
Gentex Patents	$	31,873,665	$	(13,890,202	)	$	17,983,463	various
HomeLink®Trade Names and Trademarks	$	52,000,000	$	—		$	52,000,000	Indefinite
HomeLink® Technology	180,000,000		(33,750,000		)	$	146,250,000	12 years
Existing Customer Platforms	43,000,000		(9,675,000		)	$	33,325,000	10 years
Exclusive Licensing Agreement	96,000,000		—			$	96,000,000	Indefinite
Total other identifiable intangible assets	$	371,000,000	$	(43,425,000	)	$	327,575,000
Total Patents & Other Intangible Assets	$	402,873,665	$	(57,315,202	)	$	345,558,463