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Goodwill and Other Intangible Assets (Tables) | 3 Months Ended
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Mar. 31, 2020
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 March 31, 2020:
Other Intangible Assets | Gross | Accumulated Amortization | Net | Assumed Useful Life
Gentex Patents | $ | 37,496,822 |  | $ | (23,003,239) |  | $ | 14,493,583 |  | Various
Other Intangible Assets |  |  |  |
HomeLink® Trade Names and Trademarks | $ | 52,000,000 |  | $ | — |  | $ | 52,000,000 |  | Indefinite
HomeLink® Technology | 180,000,000 |  | (97,500,000) |  | 82,500,000 |  | 12 years
Existing Customer Platforms | 43,000,000 |  | (27,950,000) |  | 15,050,000 |  | 10 years
Exclusive Licensing Agreement | 96,000,000 |  | — |  | 96,000,000 |  | Indefinite
Total Other Intangible Assets | $ | 371,000,000 |  | $ | (125,450,000) |  | $ | 245,550,000 |  |
Total Patents & Other Intangible Assets | $ | 408,496,822 |  | $ | (148,453,239) |  | $ | 260,043,583 |  |
As of December 31, 2019:
Other Intangible Assets | Gross | Accumulated Amortization | Net | Assumed Useful Life
Gentex Patents | $ | 37,328,963 |  | $ | (22,491,010) |  | $ | 14,837,953 |  | Various
Other Intangible Assets |  |  |  |
HomeLink® Trade Names and Trademarks | $ | 52,000,000 |  | $ | — |  | $ | 52,000,000 |  | Indefinite
HomeLink® Technology | 180,000,000 |  | (93,750,000) |  | 86,250,000 |  | 12 years
Existing Customer Platforms | 43,000,000 |  | (26,875,000) |  | 16,125,000 |  | 10 years
Exclusive Licensing Agreement | 96,000,000 |  | — |  | 96,000,000 |  | Indefinite
Total Other Intangible Assets | $ | 371,000,000 |  | $ | (120,625,000) |  | $ | 250,375,000 |  |
Total Patents & Other Intangible Assets | $ | 408,328,963 |  | $ | (143,116,010) |  | $ | 265,212,953 |  |

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 + Details
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