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LEGACY ESS REDEEMABLE CONVERTIBLE PREFERRED STOCK - Schedule of Purchase Rights Activity (Details) - shares | 1 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 | Dec. 31, 2021
Class of Warrant or Right [Line Items] |  |
Warrants or rights at beginning of period (in shares) |  | 0
Rights exercised (in shares) |  | 955,374
Warrants or rights at end of period (in shares) |  | 11,461,247
Legacy ESS |  |
Class of Warrant or Right [Line Items] |  |
Warrants or rights at beginning of period (in shares) |  | 2,560,568
Rights exercised (in shares) |  | 24,581,852
Warrants or rights at end of period (in shares) |  | 0
Legacy ESS | Series C-2 Redeemable Convertible Preferred Stock Purchase Rights |  |
Class of Warrant or Right [Line Items] |  |
Warrants or rights at beginning of period (in shares) |  | 39,971,716
Rights forfeited (in shares) |  | 26,231,295
Rights exercised (in shares) | 5,746,003 | 13,740,421
Warrants or rights at end of period (in shares) |  | 0

X
- Definition Class of Warrant Or Right, Exercises In Period + References No definition available. + Details
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- Definition Class of Warrant Or Right, Forfeitures In Period + References No definition available. + Details
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- Definition 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. + References No definition available. + Details
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X
- Definition Number of warrants or rights outstanding. + References No definition available. + Details
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X
- Details
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Namespace Prefix: |
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- Details
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Balance Type: |
Period Type: |