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v2.4.1.9

Stockholders' Equity (Details 7) (Consultant Plan [Member]) | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013
Consultant Plan [Member] |  |
Reserved but unissued shares under the Plan | 64,037 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_AwardTypeAxis = clir_ConsultantPlanMember | 75,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_AwardTypeAxis = clir_ConsultantPlanMember
Increases in the number of authorized shares under the Plan | 8,571 clir_IncreaseInNumberOfAuthorizedShares / us-gaap_AwardTypeAxis = clir_ConsultantPlanMember | 287 clir_IncreaseInNumberOfAuthorizedShares / us-gaap_AwardTypeAxis = clir_ConsultantPlanMember
Stock grants | (7,000)us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross / us-gaap_AwardTypeAxis = clir_ConsultantPlanMember | (11,250)us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross / us-gaap_AwardTypeAxis = clir_ConsultantPlanMember
Stock grant forfeitures | 0 clir_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockGrantsForfeitedInPeriod / us-gaap_AwardTypeAxis = clir_ConsultantPlanMember | 0 clir_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockGrantsForfeitedInPeriod / us-gaap_AwardTypeAxis = clir_ConsultantPlanMember
Reserved but unissued shares under the Plan | 65,608 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_AwardTypeAxis = clir_ConsultantPlanMember | 64,037 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_AwardTypeAxis = clir_ConsultantPlanMember

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- Definition The increase in number of authorized shares under the plan during the period. + References No definition available. + Details
Name: | clir_IncreaseInNumberOfAuthorizedShares
Namespace Prefix: | clir_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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- Definition The number of stock grants forfeited during the period. + References No definition available. + Details
Name: | clir_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockGrantsForfeitedInPeriod
Namespace Prefix: | clir_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant