Deferred fee plan (Details) - USD ($)		3 Months Ended		12 Months Ended
	Sep. 01, 2014	Jan. 31, 2023	Jan. 31, 2022	Oct. 31, 2022
Deferred fee plan (Details) [Line Items]
Average period	10 years
Shares issued (in Shares)		1,630	2,496
Issuance of shares (in Shares)		274,509
Common stock vested shares (in Shares)		274,509
Deferred Fee Plan [Member]
Deferred fee plan (Details) [Line Items]
Basis spread on any deferred fee		150.00%
Trustee fee expense		$ 26,500
Shares issued (in Shares)			61,600
Deferred trustee fees		26,500	$ 43,800
Dividends payable		$ 0	$ 17,000
Total payment to each participant’s				$ 2,317,000
Cumulative fees				1,366,000
Deferred accrued interest				$ 951,000