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Other Long-Term Liabilities - Additional Information (Detail) $ in Thousands	Dec. 31, 2018 USD ($)
Other Liabilities Noncurrent [Abstract]
Build-to-suit lease liability	$ 1,662,017

X

- Definition

Build-to-suit lease liability, noncurrent.

+ References

No definition available.

+ Details

Name:	tsla_BuildToSuitLeaseLiabilityNoncurrent
Namespace Prefix:	tsla_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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- References

No definition available.

+ Details

Name:	us-gaap_OtherLiabilitiesNoncurrentAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration