Class of warrant or right expiration dates.

No definition available.

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Namespace Prefix:	cadl_
Data Type:	xbrli:gYearMonthItemType
Balance Type:	na
Period Type:	duration

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481112/505-10-50-3

+ Details

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Balance Type:	na
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

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Balance Type:	na
Period Type:	duration

- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

+ Details

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Balance Type:	na
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- Details

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Namespace Prefix:
Data Type:	na
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- Details

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Namespace Prefix:
Data Type:	na
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Period Type:

- Details

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Namespace Prefix:
Data Type:	na
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Warrants - Summary of Warrants Outstanding for Purchase of Common Stock (Details) - $ / shares		3 Months Ended	12 Months Ended
	Jun. 24, 2021	Mar. 31, 2024	Dec. 31, 2023	Mar. 20, 2019	Nov. 13, 2018
Series B Warrants
Class Of Warrant Or Right [Line Items]
SHARES OF COMMON STOCK SUBJECT TO WARRANTS		3,672,484	3,672,484
EXERCISE PRICE PER SHARE		$ 6.81	$ 6.81		$ 6.81
EXPIRATION DATES	2023-11	2025-11	2025-11
Conditional Series B Warrants
Class Of Warrant Or Right [Line Items]
SHARES OF COMMON STOCK SUBJECT TO WARRANTS		3,672,484	3,672,484
EXERCISE PRICE PER SHARE		$ 6.81	$ 6.81
EXPIRATION DATES		2025-11	2025-11
NC Ohio Trust
Class Of Warrant Or Right [Line Items]
SHARES OF COMMON STOCK SUBJECT TO WARRANTS		162,740	162,740	162,740
EXERCISE PRICE PER SHARE		$ 1.46	$ 1.46	$ 1.46
EXPIRATION DATES		2029-03	2029-03