XML 47 R33.htm IDEA: XBRL DOCUMENT
v3.25.2

Revenues and Contract Balances (Details 3) - USD ($) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2025 | Dec. 31, 2024
Revenues and Contract Balances |  |
Unearned revenue at beginning of the period | $ 227,683 | $ 130,000
Billings deferred | 103,507 | 197,683
Refundable deposit returned | 0 | (100,000)
Recognition of prior unearned revenue | (107,017) | 0
Unearned revenue at end of period | $ 224,173 | $ 227,683

X
- References No definition available. + Details
Name: | scwo_BillingsDeferredUnearnedRevenue
Namespace Prefix: | scwo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | scwo_RefundableDepositReturned
Namespace Prefix: | scwo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | scwo_RevenueAbstract
Namespace Prefix: | scwo_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | scwo_UnearnedRevenue
Namespace Prefix: | scwo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. For cash flows, this element primarily pertains to amortization of deferred credits on long-term arrangements. As a noncash item, it is deducted from net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 + Details
Name: | us-gaap_RecognitionOfDeferredRevenue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration