XML 71 R41.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Stockholders' Equity (Details 3) (Employee Stock Option [Member], USD $) | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013
Employee Stock Option [Member] |  |
Class of Stock [Line Items] |  |
Non-vested stock options at January 1 | 248,411 us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember | 117,188 us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember
Granted - Number of Options | 141,880 clir_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonVestedOptionsGrantsInPeriod / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember | 206,390 clir_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonVestedOptionsGrantsInPeriod / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember
Vested - Number of Options | (156,240)us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember | (75,167)us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember
Exercised - Number of Options | (7,504)clir_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonVestedOptionsExercisedInPeriod / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember | 0 clir_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonVestedOptionsExercisedInPeriod / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember
Forfeited/Expired/Exchanged - Number of Options | (24,688)us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember | 0 us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember
Non-vested stock options at December 31 | 201,859 us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember | 248,411 us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember
Non-vested options - Weighted Average Grant Date Fair Value | $ 4.15 us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember | $ 2.20 us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember
Granted - Weighted Average Grant Date Fair Value | $ 9.68 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember | $ 4.91 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember
Vested - Weighted Average Grant Date Fair Value | $ 5.50 us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember | $ 3.21 us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember
Exercised - Weighted Average Grant Date Fair Value | $ 4.88 clir_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsNonVestedOptionsExercisedInPeriodWeightedAverageGrantDateFairValue / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember | $ 0 clir_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsNonVestedOptionsExercisedInPeriodWeightedAverageGrantDateFairValue / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember
Forfeited/Expired/Exchanged - Weighted Average Grant Date Fair Value | $ 7.36 us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember | $ 0 us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember
Non-vested options - Weighted Average Grant Date Fair Value | $ 6.57 us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember | $ 4.15 us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue / us-gaap_OptionIndexedToIssuersEquityEquityAxis = us-gaap_EmployeeStockOptionMember

X
- Definition The weighted average fair value at grant date of nonvested stock options exercised during the period. + References No definition available. + Details
Name: | clir_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsNonVestedOptionsExercisedInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix: | clir_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of non vested options exercised during the period. + References No definition available. + Details
Name: | clir_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonVestedOptionsExercisedInPeriod
Namespace Prefix: | clir_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of non vested options granted during the period. + References No definition available. + Details
Name: | clir_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonVestedOptionsGrantsInPeriod
Namespace Prefix: | clir_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ClassOfStockLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of non-vested options outstanding. + References No definition available. + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of non-vested options forfeited. + References No definition available. + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average grant-date fair value of non-vested options forfeited. + References No definition available. + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average grant-date fair value of non-vested options outstanding. + References No definition available. + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of options vested. + References No definition available. + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average grant-date fair value of options vested. + References No definition available. + Details
Name: | us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration