XML 66 R51.htm IDEA: XBRL DOCUMENT
v3.6.0.2

Stockholders' Equity (Details 5) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015
Effect on net loss | $ 625,000 | $ 771,000
Effect on net loss per share (in dollars per share) | $ 0.05 | $ 0.06
Research and development [Member] |  |
Effect on net loss | $ 112,000 | $ 108,000
General and administrative [Member] |  |
Effect on net loss | $ 513,000 | $ 663,000

X
- Definition The per share value of compensation cost and its effect on net loss per share. + References No definition available. + Details
Name: | clir_ShareBasedCompensationEffectOfNetLossPerShare
Namespace Prefix: | clir_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The effect of recognized share based compensation cost on net loss. + References No definition available. + Details
Name: | clir_ShareBasedCompensationEffectOnNetLoss
Namespace Prefix: | clir_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_ResearchAndDevelopmentExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_GeneralAndAdministrativeExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |