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Goodwill and Intangible Assets (Tables) | 6 Months Ended
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Jun. 30, 2019
Goodwill And Intangible Assets Disclosure [Abstract] |
Summary of Acquired Intangible Assets | Information regarding our acquired intangible assets including assets recognized from acquisition of Maxwell was as follows (in thousands):
|  | June 30, 2019 |  |  | December 31, 2018 |
|  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Other |  |  | Net Carrying Amount |  |  | Gross Carrying Amount |  |  | Accumulated Amortization |  |  | Other |  |  | Net Carrying Amount |
Finite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Developed technology |  | $ | 254,526 |  |  | $ | (53,577 | ) |  | $ | 1,130 |  |  | $ | 202,079 |  |  | $ | 152,431 |  |  | $ | (40,705 | ) |  | $ | 1,205 |  |  | $ | 112,931 |
Trade names |  |  | 3,175 |  |  |  | (710 | ) |  |  | 160 |  |  |  | 2,625 |  |  |  | 45,275 |  |  |  | (44,056 | ) |  |  | 170 |  |  |  | 1,389 |
Favorable contracts and leases, net |  |  | 112,817 |  |  |  | (20,281 | ) |  |  | — |  |  |  | 92,536 |  |  |  | 112,817 |  |  |  | (16,409 | ) |  |  | — |  |  |  | 96,408 |
Other |  |  | 37,559 |  |  |  | (13,463 | ) |  |  | 689 |  |  |  | 24,785 |  |  |  | 35,559 |  |  |  | (11,540 | ) |  |  | 719 |  |  |  | 24,738 |
Total finite-lived intangible assets |  |  | 408,077 |  |  |  | (88,031 | ) |  |  | 1,979 |  |  |  | 322,025 |  |  |  | 346,082 |  |  |  | (112,710 | ) |  |  | 2,094 |  |  |  | 235,466 |
Indefinite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gigafactory 1 water rights |  |  | 5,333 |  |  |  | — |  |  |  | — |  |  |  | 5,333 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
In-process research and development (“IPR&D”) |  |  | 60,290 |  |  |  | — |  |  |  | (60,290 | ) |  |  | — |  |  |  | 60,290 |  |  |  | — |  |  |  | (13,264 | ) |  |  | 47,026 |
Total indefinite-lived intangible assets |  |  | 65,623 |  |  |  | — |  |  |  | (60,290 | ) |  |  | 5,333 |  |  |  | 60,290 |  |  |  | — |  |  |  | (13,264 | ) |  |  | 47,026 |
Total intangible assets |  | $ | 473,700 |  |  | $ | (88,031 | ) |  | $ | (58,311 | ) |  | $ | 327,358 |  |  | $ | 406,372 |  |  | $ | (112,710 | ) |  | $ | (11,170 | ) |  | $ | 282,492 |
Total Future Amortization Expense for Intangible Assets | Total future amortization expense for intangible assets was estimated as follows (in thousands):
Six months ending December 31, 2019 |  | $ | 23,222 |
2020 |  |  | 44,550 |
2021 |  |  | 44,550 |
2022 |  |  | 44,550 |
2023 |  |  | 38,362 |
Thereafter |  |  | 126,791 |
Total |  | $ | 322,025 |

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- Definition Tabular disclosure of the characteristics, including initial carrying value, residual amount, weighted average useful life, of finite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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