XML 42 R35.htm IDEA: XBRL DOCUMENT
v3.24.3

Stockholders' Equity - Warrants (Details) - $ / shares | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2024 | Dec. 31, 2023
Number of Warrants |  |
Balance of warrants outstanding at the beginning of the period (in shares) | 2,807,948 |
Expired (in shares) | (595) |
Balance of warrants outstanding at the end of the period (in shares) | 2,807,353 | 2,807,948
Weighted Average Exercise Price Per Share |  |
Weighted average exercise price of warrants at the beginning of the period (in USD per share) | $ 2.45 |
Expired (in USD per share) | 252.72 |
Weighted average exercise price of warrants at the end of the period (in USD per share) | $ 2.4 | $ 2.45
Term |  |
Weighted-Average Remaining Contractual Term | 1 year 2 months 12 days | 1 year 10 months 24 days

X
- Definition Class Of Warrant Or Right, Expired During Period + References No definition available. + Details
Name: | crdf_ClassOfWarrantOrRightExpiredDuringPeriod
Namespace Prefix: | crdf_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The period over which each class of warrants or rights outstanding may be exercised. + References No definition available. + Details
Name: | crdf_ClassOfWarrantOrRightTermOfOutstandingWarrantsOrRights
Namespace Prefix: | crdf_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | crdf_ClassOfWarrantOrRightTermOfWarrantsOrRightsAbstract
Namespace Prefix: | crdf_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Class Of Warrant Or Right, Weighted Average Exercise Price, Expired During Period + References No definition available. + Details
Name: | crdf_ClassOfWarrantOrRightWeightedAverageExercisePriceExpiredDuringPeriod
Namespace Prefix: | crdf_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the weighted average exercise price of each class of warrants or rights outstanding. + References No definition available. + Details
Name: | crdf_ClassOfWarrantOrRightWeightedAverageExercisePriceOfWarrantsOrRights
Namespace Prefix: | crdf_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition No definition available + References No definition available. + Details
Name: | crdf_ClassOfWarrantOrRightWeightedAverageExercisePriceOfWarrantsOrRightsAbstract
Namespace Prefix: | crdf_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | crdf_WarrantsAndRightsRollForward
Namespace Prefix: | crdf_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of warrants or rights outstanding. + References No definition available. + Details
Name: | us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant