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Warrants (Details) - $ / shares	Oct. 13, 2021	Sep. 30, 2021	Dec. 31, 2020
Subsequent Event
Warrants
Warrants exercised	147,702
Warrants expiring May 2021
Warrants
Number of Warrants			50,497
Exercise Price			$ 0.68
Warrants expiring March 2023
Warrants
Number of Warrants		115,310	116,144
Exercise Price		$ 0.03	$ 0.03
Warrants expiring May 2023
Warrants
Number of Warrants		24,171	24,171
Exercise Price		$ 0.03	$ 0.03
Warrants expiring August 2023
Warrants
Number of Warrants		10,319	10,319
Exercise Price		$ 0.03	$ 0.03

X

- Definition

Number of warrants exercised.

+ References

No definition available.

+ Details

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Namespace Prefix:	cgtx_
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Balance Type:	na
Period Type:	duration

X

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21475-112644

+ Details

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- Definition

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+ References

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- Definition

Number of warrants or rights outstanding.

+ References

No definition available.

+ Details

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