Income Taxes - Summary of US Net Operating Losses Expire (Parenthetical) (Details)	12 Months Ended
Dec. 31, 2020
Domestic Tax Authority \| California
Operating Loss Carryforwards [Line Items]
Net operating loss expiration year	2040

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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