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Condensed Consolidated Statement of Stockholders' Equity (Parenthetical) - $ / shares | 3 Months Ended
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Mar. 31, 2024 | Mar. 31, 2023
Statement of Stockholders' Equity [Abstract] |  |
Share price of common stock issued for services (in dollars per share) | $ 0.81 | $ 0.66

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- Definition Per share value of common stock shares issued for services. + References No definition available. + Details
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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