XML 33 R24.htm IDEA: XBRL DOCUMENT v3.22.1

Summary of Significant Accounting Policies - Noncontrolling interest (Details)	Mar. 31, 2022
Minority Shareholder (Member)
Variable Interest Entity [Line Items]
Minority shareholder ownership interest percentage	1.00%

X

- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

Name:	us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

X

- Details

Name:	srt_OwnershipAxis=clir_MinorityShareholderMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: