Percentage of annual salary and equity bonuses based on performance standards.

No definition available.

Name:	clir_AnnualCashBonus
Namespace Prefix:	clir_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents the employment agreement termination expiration date.

+ References

No definition available.

+ Details

Name:	clir_EmploymentAgreementTerminationDate
Namespace Prefix:	clir_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

The increase during the reporting period in the amount due that is the result of the cumulative difference between actual rent due and rental income recognized on a straight-line basis.

+ References

No definition available.

+ Details

Name:	clir_IncreaseInDeferredRent
Namespace Prefix:	clir_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Obligation to pay company's common stock at fair value.

+ References

No definition available.

+ Details

Name:	clir_ObligationToPayInCommonStockAtFairValue
Namespace Prefix:	clir_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The decrease during the reporting period in the amount due that is the result of the cumulative difference between actual rent due and rental income recognized on a straight-line basis.

+ References

No definition available.

+ Details

Name:	clir_ReductionInDeferredRent
Namespace Prefix:	clir_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The percentage by which rent expense will escalate annually.

+ References

No definition available.

+ Details

Name:	clir_RentExpenseEscalationPercentage
Namespace Prefix:	clir_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of triple net operating cost payable during the period.

+ References

No definition available.

+ Details

Name:	clir_TripleNetOperatingCost
Namespace Prefix:	clir_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

+ References

No definition available.

+ Details

Name:	us-gaap_ContractualObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The aggregate amount of expenditures for salaries, wages, profit sharing and incentive compensation, and other employee benefits, including equity-based compensation, and pension and other postretirement benefit expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.4)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

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

- Definition

Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

+ References

No definition available.

+ Details

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

- Details

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

- Definition

Expenditures for salaries for officers and non-officers. Does not include allocated share-based compensation, pension and post-retirement benefit expense or other labor-related non-salary expense. For commercial and industrial companies, excludes any direct and overhead labor that is included in cost of goods sold.

+ References

No definition available.

+ Details

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

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TitleOfIndividualAxis=clir_StephenEPirnatMember
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Commitments (Details Textual) (USD $)	3 Months Ended		0 Months Ended
Commitments (Details Textual) (USD $)	Mar. 31, 2015	Mar. 31, 2014	Feb. 03, 2015	Feb. 03, 2015
Loss Contingencies [Line Items]
Rent Expense Escalation Percentage	3.00%clir_RentExpenseEscalationPercentage
Increase In Deferred Rent	$ 3,000clir_IncreaseInDeferredRent
Reduction In Deferred Rent		9,000clir_ReductionInDeferredRent
Operating Leases, Rent Expense	42,000us-gaap_LeaseAndRentalExpense	39,000us-gaap_LeaseAndRentalExpense
Contractual Obligation	300,000us-gaap_ContractualObligation
Obligation To Pay In Common Stock At Fair Value	150,000
Triple Net Operating Cost	3,000clir_TripleNetOperatingCost
Minimum [Member]
Loss Contingencies [Line Items]
Annual Cash Bonus			30.00%	30.00%
Maximum [Member]
Loss Contingencies [Line Items]
Annual Cash Bonus			60.00%	60.00%
Stephen E. Pirnat [Member]
Loss Contingencies [Line Items]
Salaries, Wages and Officers' Compensation			350,000
Employment Agreement Termination Date				Dec. 31, 2017
Labor and Related Expense			$ 100,000