CONDENSED CONSOLIDATED INTERIM STATEMENTS OF CASH FLOWS - USD ($)	9 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
CASH FLOWS FROM OPERATING ACTIVITIES
Loss for the period	$ (21,100,994)	$ (28,779,266)
Items not affecting cash and cash equivalents:
Amortization of right-of-use asset	91,341	91,340
Amortization/(Accretion) of premiums/discounts on short-term investments, net	(482,843)	170,331
Accretion of lease liability	5,821	10,555
Derivative liability gain	0	(20,352)
Accrued Investment income	81,350	124,310
Unrealized foreign exchange	(661)	571
Share-based payments	4,161,772	5,954,444
Changes in non-cash working capital items:
Receivables	(127,082)	469,562
Prepaids	1,122,248	1,612,790
Accounts payable and accrued liabilities	1,118,449	92,390
Net cash used in operating activities	(15,293,299)	(20,521,945)
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of short-term investments	(258,307,260)	(197,959,710)
Proceeds from short-term investments sold	255,044,760	148,254,180
Net cash used in investing activities	(3,262,500)	(49,705,530)
CASH FLOWS FROM FINANCING ACTIVITIES
Options exercised	0	319,832
Shares purchased through employee share purchase plan	50,291	66,926
Lease payments	(104,800)	(99,384)
Net cash provided by financing activities	(54,509)	287,374
Effect of foreign exchange on cash and cash equivalents	824	(16,827)
Change in cash and cash equivalents for the period	(18,609,484)	(69,956,928)
Cash and cash equivalents, beginning of period	57,076,475	137,825,024
Cash and cash equivalents, end of period	$ 38,466,991	$ 67,868,096