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Goodwill and Intangible Assets - Summary of Acquired Intangible Assets (Detail) - USD ($) $ in Thousands | Jun. 30, 2019 | Dec. 31, 2018
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Acquired Intangible Assets [Line Items] |  |
Finite-lived intangible assets, Gross Carrying Amount | $ 408,077 | $ 346,082
Finite-lived intangible assets, Accumulated Amortization | (88,031) | (112,710)
Finite-lived intangible assets, Other | 1,979 | 2,094
Finite-lived intangible assets, Net Carrying Amount | 322,025 | 235,466
Indefinite-lived intangible assets, Gross Carrying Amount | 65,623 | 60,290
Indefinite-lived intangible assets, Other | (60,290) | (13,264)
Indefinite-lived intangible assets, Net Carrying Amount | 5,333 | 47,026
Intangible Assets, Gross Carrying Amount | 473,700 | 406,372
Intangible assets, Other | (58,311) | (11,170)
Intangible Assets, Net Carrying Amount | 327,358 | 282,492
Gigafactory 1 Water Rights [Member] |  |
Acquired Intangible Assets [Line Items] |  |
Indefinite-lived intangible assets, Gross Carrying Amount | 5,333 |
Indefinite-lived intangible assets, Net Carrying Amount | 5,333 |
In-Process Research and Development (“IPR&D”) [Member] |  |
Acquired Intangible Assets [Line Items] |  |
Indefinite-lived intangible assets, Gross Carrying Amount | 60,290 | 60,290
Indefinite-lived intangible assets, Other | (60,290) | (13,264)
Indefinite-lived intangible assets, Net Carrying Amount |  | 47,026
Developed Technology [Member] |  |
Acquired Intangible Assets [Line Items] |  |
Finite-lived intangible assets, Gross Carrying Amount | 254,526 | 152,431
Finite-lived intangible assets, Accumulated Amortization | (53,577) | (40,705)
Finite-lived intangible assets, Other | 1,130 | 1,205
Finite-lived intangible assets, Net Carrying Amount | 202,079 | 112,931
Trade names [Member] |  |
Acquired Intangible Assets [Line Items] |  |
Finite-lived intangible assets, Gross Carrying Amount | 3,175 | 45,275
Finite-lived intangible assets, Accumulated Amortization | (710) | (44,056)
Finite-lived intangible assets, Other | 160 | 170
Finite-lived intangible assets, Net Carrying Amount | 2,625 | 1,389
Favorable Contracts and Leases Net [Member] |  |
Acquired Intangible Assets [Line Items] |  |
Finite-lived intangible assets, Gross Carrying Amount | 112,817 | 112,817
Finite-lived intangible assets, Accumulated Amortization | (20,281) | (16,409)
Finite-lived intangible assets, Net Carrying Amount | 92,536 | 96,408
Other [Member] |  |
Acquired Intangible Assets [Line Items] |  |
Finite-lived intangible assets, Gross Carrying Amount | 37,559 | 35,559
Finite-lived intangible assets, Accumulated Amortization | (13,463) | (11,540)
Finite-lived intangible assets, Other | 689 | 719
Finite-lived intangible assets, Net Carrying Amount | $ 24,785 | $ 24,738

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