Statement [line items]

No definition available.

Name:	canf_IfrsStatementLineItems
Namespace Prefix:	canf_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Accretion of interest.

+ References

No definition available.

+ Details

Name:	canf_LeaseLiabilitiesAccretionOfInterest
Namespace Prefix:	canf_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Additions of lease liabilities.

+ References

No definition available.

+ Details

Name:	canf_LeaseLiabilitiesAdditions
Namespace Prefix:	canf_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of non-current lease liabilities. [Refer: Lease liabilities]

+ References

No definition available.

+ Details

Name:	canf_NoncurrentLeaseLiabilitiesone
Namespace Prefix:	canf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amount of current lease liabilities. [Refer: Lease liabilities]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 16
-IssueDate 2019-01-01
-Paragraph 47
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2019-en-r&anchor=para_47_b&doctype=Standard
-URIDate 2019-03-27

+ Details

Name:	ifrs-full_CurrentLeaseLiabilities
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The amount of liabilities related to the entity's leases. Lease is a contract, or part of a contract, that conveys the right to use an underlying asset for a period of time in exchange for consideration.

+ References

+ Details

Name:	ifrs-full_LeaseLiabilities
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash outflow for payment of lease liabilities, classified as financing activities. [Refer: Lease liabilities]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2019-01-01
-Paragraph 17
-Subparagraph e
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2019-en-r&anchor=para_17_e&doctype=Standard
-URIDate 2019-03-27

+ Details

Name:	ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=ifrs-full_MotorVehiclesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Leases (Details 1) - USD ($) $ in Thousands	12 Months Ended
Leases (Details 1) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Statement Line Items [Line Items]
Payments	$ (34)
Current	36
Motor vehicles [Member]
Statement Line Items [Line Items]
Balance, beginning	19
Additions	79
Accretion of interest	8
Payments	(31)
Balance, ending	75
Current	$ 36