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Condensed Consolidated Statement of Stockholders' Equity (Unaudited) (Parenthetical) - $ / shares	3 Months Ended
	Jun. 30, 2024	Mar. 31, 2024
Condensed Consolidated Statements of Stockholders' Equity
Share price of common stock issued for services, two (in dollars per share)	$ 0.81	$ 0.81

X

- Definition

Per share value of common share granted during the period for services.

+ References

No definition available.

+ Details

Name:	clir_CommonStockForServicesPerShareIssueTwo
Namespace Prefix:	clir_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

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- References

No definition available.

+ Details

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