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Goodwill and Other Intangible Assets (Tables) | 6 Months Ended
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Jun. 30, 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 tables below: As of June 30, 2016:
Other Intangible Assets | Gross | Accumulated Amortization | Net | Assumed Useful Life
Gentex Patents | $ | 32,227,694 |  | $ | (15,183,694 | ) | $ | 17,044,000 |  | various
Other Intangible Assets |  |  |  |
HomeLink®Trade Names and Trademarks | $ | 52,000,000 |  | $ | — |  | $ | 52,000,000 |  | Indefinite
HomeLink® Technology | 180,000,000 |  | (41,250,000 | ) | 138,750,000 |  | 12 years
Existing Customer Platforms | 43,000,000 |  | (11,825,000 | ) | 31,175,000 |  | 10 years
Exclusive Licensing Agreement | 96,000,000 |  | — |  | 96,000,000 |  | Indefinite
Total Other Intangible Assets | $ | 371,000,000 |  | $ | (53,075,000 | ) | $ | 317,925,000 |  |
Total Patents & Other Intangible Assets | $ | 403,227,694 |  | $ | (68,258,694 | ) | $ | 334,969,000 |  |
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 |  |

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- Definition Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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