XML 77 R60.htm IDEA: XBRL DOCUMENT v3.22.4

LEGACY ESS REDEEMABLE CONVERTIBLE PREFERRED STOCK - Schedule of Rights and Warrants (Details) - Legacy ESS	May 07, 2021 $ / shares shares
Series C-2 Redeemable Convertible Preferred Stock Issuance Right
Class of Warrant or Right [Line Items]
Shares issued (in shares) | shares	7,994,442
Price per share (in USD per share) | $ / shares	$ 2.00
Series C-2 Warrant exercisable upon completion of the Business Combination
Class of Warrant or Right [Line Items]
Shares issued (in shares) | shares	21,159,364
Price per share (in USD per share) | $ / shares	$ 0.00007

X

- 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

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

X

- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockPricePerShare
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=ghw_SeriesC2RedeemableConvertiblePreferredStockPurchaseRightsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=ghw_LegacyEssTechIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=ghw_SeriesC2RedeemableConvertiblePreferredStockWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: