The cash inflow associated with the amount received from holders exercising their stock warrants.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
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Direct costs incurred on warrants exercised

No definition available.

Name:	zero_DirectCostsIncurredOnWarrantsExercised
Namespace Prefix:	zero_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Net proceeds from sale of stock and exercise of warrants and options

No definition available.

Name:	zero_NetProceedsFromSaleOfStockAndExerciseOfWarrantsAndOptions
Namespace Prefix:	zero_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration