v3.26.1

Related Party Transactions (Details Narrative) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
AirSCWO [Member]
Expenses from Transactions with Related Party	$ 0	$ 241,917

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- References

No definition available.

+ Details

Name:	scwo_RelatedPartyTransactionExpensesFromTransactionWithRelatedParty
Namespace Prefix:	scwo_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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- Details

Name:	us-gaap_RelatedPartyTransactionAxis=scwo_AirSCWOMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: