CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' DEFICIT - USD ($)	Class A Preferred Stock	Common Stock	Common Stock To Be Issued	Additional Paid-In Capital	Accumulated Deficit	Stockholders Equity Attributable to Cannabis Global Inc.	Noncontrolling Interest	Total
Beginning Balance, Shares at Aug. 31, 2019		12,524,307	1,893,333
Beginning Balance, Value at Aug. 31, 2019		$ 1,253	$ 189	$ 1,187,574	$ (1,127,601)	$ 61,415		$ 61,415
Stock based compensation, Share		9,188,888	(1,226,579)
Stock based compensation, Value		$ 919	$ (122)	2,347,336		2,348,133		2,348,133
Proceeds from common stock subscriptions, Shares		5,180,402	510,204
Proceeds from common stock subscriptions, Value		$ 517	$ 51	714,044		714,612		714,612
Common stock issued for investment, Shares			694,900
Common stock issued for investment, Value			$ 69	242,566		242,635		242,635
Discount on convertible notes				126,467		126,467		126,467
Preferred stock issued, Shares	6,000,000
Preferred stock issued, Value	$ 600			200		800		800
Effects of Reverse stock-split, shares		188,822
Effects of Reverse stock-split, Value		$ 19		(19)
Net Loss					(4,929,348)	(4,929,348)		(4,929,348)
Ending Balance, Shares at Aug. 31, 2020	6,000,000	27,082,419	1,871,858
Ending Balance, Value at Aug. 31, 2020	$ 600	$ 2,708	$ 187	4,618,168	(6,056,949)	(1,435,286)		(1,435,286)
Stock based compensation, Share		8,006,543	(600,000)
Stock based compensation, Value		$ 8,007	$ (600)	586,360		593,767		593,767
Proceeds from common stock subscriptions, Shares		8,341,059	189,796
Proceeds from common stock subscriptions, Value		$ 8,341	$ 190	501,320		50,985		509,851
Common stock issued for investment, Shares		20,042,519	618,000
Common stock issued for investment, Value		$ 20,042	$ 618	2,906,950		2,927,610	3,849,293	6,776,903
Common stock issued in settlement of convertible notes payable and accrued interest, Shares		21,467,488
Common stock issued in settlement of convertible notes payable and accrued interest, Value		$ 21,468		1,196,142		1,217,610		1,217,610
Effects of Par value adjustment		24,372	1,683	(26,055)
Derivative impact of conversions				1,808,944		1,808,944		1,808,944
Net Loss					(7,834,839)	(7,834,839)	(281,143)	(8,115,982)
Ending Balance, Shares at Aug. 31, 2021	6,000,000	84,940,028	2,079,654
Ending Balance, Value at Aug. 31, 2021	$ 600	$ 84,938	$ 2,078	$ 11,591,829	$ (13,891,788)	$ (2,212,343)	$ 3,568,150	$ 1,355,807