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Consolidated Statements of Cash Flows (Parentheticals) - USD ($) $ in Billions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Statement of Cash Flows [Abstract]
Paycheck protection program note was forgiven by the SBA in the amount	$ 1,602,936	$ 1,602,936

X

- Definition

PPP loan was forgiven by the SBA in the amount.

+ References

No definition available.

+ Details

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Namespace Prefix:	cyngn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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- References

No definition available.

+ Details

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