SUMMARY OF WARRANTS (Details) $ in Thousands	Jun. 30, 2022 USD ($) $ / shares
A Warrant [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Fair value of the conversion feature (U.S. dollars in thousands) \| $	$ 119
A Warrant [Member] \| Measurement Input, Expected Dividend Rate [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Warrant measurement input	0
A Warrant [Member] \| Measurement Input, Risk Free Interest Rate [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Warrant measurement input	0.96
A Warrant [Member] \| Measurement Input, Expected Term [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Expected term (years)	2 years 6 months
A Warrant [Member] \| Measurement Input, Option Volatility [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Warrant measurement input	159.70
A Warrant [Member] \| Measurement Input, Share Price [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share price (U.S. dollars)	$ 0.025
A Warrant [Member] \| Measurement Input, Exercise Price [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Warrant measurement input	0.05
B Warrant [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Fair value of the conversion feature (U.S. dollars in thousands) \| $	$ 136
B Warrant [Member] \| Measurement Input, Expected Dividend Rate [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Warrant measurement input	0
B Warrant [Member] \| Measurement Input, Risk Free Interest Rate [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Warrant measurement input	1.18
B Warrant [Member] \| Measurement Input, Expected Term [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Expected term (years)	3 years 6 months
B Warrant [Member] \| Measurement Input, Option Volatility [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Warrant measurement input	159.70
B Warrant [Member] \| Measurement Input, Share Price [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share price (U.S. dollars)	$ 0.025
B Warrant [Member] \| Measurement Input, Exercise Price [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Warrant measurement input	0.05

Fair value of conversion features warrants.

No definition available.

Name:	CTGL_FairValueOfConversionFeatureWarrants
Namespace Prefix:	CTGL_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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

- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

+ Details

Name:	us-gaap_SharePrice
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Value of input used to measure outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

+ Details

Name:	us-gaap_WarrantsAndRightsOutstandingMeasurementInput
Namespace Prefix:	us-gaap_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

- Definition

Period between issuance and expiration of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

+ Details

Name:	us-gaap_WarrantsAndRightsOutstandingTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_AwardTypeAxis=CTGL_AWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

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

- Details

Name:	us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputExpectedTermMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputOptionVolatilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputSharePriceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputExercisePriceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AwardTypeAxis=CTGL_BWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: