ProMIS Neurosciences, Inc. Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

RELATED PARTY TRANSACTIONS - Additional information (Details)

RELATED PARTY TRANSACTIONS - Additional information (Details)	1 Months Ended							12 Months Ended
	Oct. 31, 2022 USD ($) shares	Jun. 30, 2022 EquityInstruments shares	Aug. 31, 2021 USD ($) shares	Mar. 31, 2021 USD ($) $ / shares	Sep. 30, 2019 CAD ($)	Feb. 28, 2019 CAD ($)	Apr. 30, 2016 CAD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Jan. 01, 2022 CAD ($)	Nov. 30, 2021 CAD ($)	Feb. 28, 2021 $ / shares	Jul. 31, 2018 CAD ($)	Mar. 31, 2018 CAD ($)
Related Party Transaction [Line Items]
Term of agreement							3 years
Funding commitment					$ 2,630,000	$ 2,130,000							$ 1,130,000	$ 892,500
Additional term of agreement					1 year	2 years
Additional grant										$ 3,430,000	$ 800,000
Cash payments								$ 461,516	$ 499,533
Cost incurred								557,665	393,341
Recorded expense								0	413,555
Number of shares issued, value								4,974,253	15,868,381
Research and development
Related Party Transaction [Line Items]
Recorded expense									257,619
General and administrative expenses
Related Party Transaction [Line Items]
Recorded expense									137,936
Title 19 Promis
Related Party Transaction [Line Items]
Number of shares issued \| shares			206,250
Number of warrants to purchase common shares \| shares			51,562
Aggregate purchase price of warrant			$ 1,980,000
Title 19 Promis \| Private Placement
Related Party Transaction [Line Items]
Number of shares issued \| shares	106,391
Number of warrants to purchase common shares \| shares	26,597
Aggregate purchase price of warrant	$ 574,511
Title 19 Promis \| Title 19 Debenture
Related Party Transaction [Line Items]
Debentures converted amount				$ 3,000,000
Conversion price \| $ / shares				$ 6.00								$ 6.00
Number of Series 1 Preferred shares to be issued on conversion of debentures \| EquityInstruments		30,000,000
Debt conversion, shares issued \| shares		500,000
Title 19 Acies, an affiliate of Title 19 Promis
Related Party Transaction [Line Items]
Number of shares issued \| shares			48,333
Number of shares issued, value			$ 463,996
Crocker Mountain LLC
Related Party Transaction [Line Items]
Number of shares issued \| shares			340,833
Number of warrants to purchase common shares \| shares			85,208
Aggregate purchase price of warrant			$ 3,272,000
Crocker Mountain LLC \| Private Placement
Related Party Transaction [Line Items]
Number of shares issued \| shares	104,869
Number of warrants to purchase common shares \| shares	26,217
Aggregate purchase price of warrant	$ 566,292
Crocker Mountain LLC \| Crocker Mountain Debenture
Related Party Transaction [Line Items]
Debentures converted amount				$ 900,000
Conversion price \| $ / shares				$ 6.00								$ 6.00
Number of Series 1 Preferred shares to be issued on conversion of debentures \| EquityInstruments		9,000,000
Debt conversion, shares issued \| shares		150,000
Collaborative research agreement
Related Party Transaction [Line Items]
Funding commitment							$ 787,500
Management services
Related Party Transaction [Line Items]
Cash payments								$ 0	$ 1,187,886