v3.20.2
Intangible Assets - Summary of Acquired Intangible Assets (Detail) - USD ($)
$ in Millions
Jun. 30, 2020
Dec. 31, 2019
Acquired Intangible Assets [Line Items]    
Finite-lived intangible assets, Gross Carrying Amount $ 445 $ 445
Finite-lived intangible assets, Accumulated Amortization (138) (113)
Finite-lived intangible assets, Other   2
Finite-lived intangible assets, Net Carrying Amount 307 334
Intangible Assets, Gross Carrying Amount 450 450
Intangible assets, Other   2
Intangible Assets, Net Carrying Amount 312 339
Gigafactory Nevada Water Rights [Member]    
Acquired Intangible Assets [Line Items]    
Indefinite-lived intangible assets, Gross Carrying Amount 5 5
Indefinite-lived intangible assets, Net Carrying Amount 5 5
Developed Technology [Member]    
Acquired Intangible Assets [Line Items]    
Finite-lived intangible assets, Gross Carrying Amount 291 291
Finite-lived intangible assets, Accumulated Amortization (92) (72)
Finite-lived intangible assets, Other   1
Finite-lived intangible assets, Net Carrying Amount 199 220
Trade names [Member]    
Acquired Intangible Assets [Line Items]    
Finite-lived intangible assets, Gross Carrying Amount 3 3
Finite-lived intangible assets, Accumulated Amortization (1) (1)
Finite-lived intangible assets, Other   1
Finite-lived intangible assets, Net Carrying Amount 2 3
Favorable Contracts and Leases, Net [Member]    
Acquired Intangible Assets [Line Items]    
Finite-lived intangible assets, Gross Carrying Amount 113 113
Finite-lived intangible assets, Accumulated Amortization (28) (24)
Finite-lived intangible assets, Net Carrying Amount 85 89
Other [Member]    
Acquired Intangible Assets [Line Items]    
Finite-lived intangible assets, Gross Carrying Amount 38 38
Finite-lived intangible assets, Accumulated Amortization (17) (16)
Finite-lived intangible assets, Net Carrying Amount $ 21 $ 22