Significant Accounting Policies and Significant Recent Accounting Pronouncements (Details) - USD ($)		3 Months Ended			9 Months Ended
	Oct. 20, 2023	May 31, 2024	Nov. 30, 2023	May 31, 2023	May 31, 2024	May 31, 2023	Aug. 31, 2023
Significant Accounting Policies and Significant Recent Accounting Pronouncements
Allowance for credit losses		$ 294,000			$ 294,000		$ 245,000
Inventories		1,907,000			1,907,000		1,806,000
Impairment recorded					3,906,000
Right of use assets		4,498,000			4,498,000		9,988,000	[1]
Lease liabilities		$ 4,674,000			$ 4,674,000		$ 10,200,000
Potentially dilutive common shares		40,000		40,000	40,000	40,000
Convertible preferred stock (in shares)		36,000		36,000	36,000	36,000
Exchange rate on foreign currency translation and transactions					$ 0.74	$ 0.74
Hunter Property
Significant Accounting Policies and Significant Recent Accounting Pronouncements
Purchase of Hunter Property	$ 31,000,000.0
Value of property		$ 31,000,000.0			$ 31,000,000.0
Impairment recorded			$ 3,900,000
Canada
Significant Accounting Policies and Significant Recent Accounting Pronouncements
Exchange rate on foreign currency translation and transactions					$ 0.73	$ 0.74
Sales revenue, net | Customer concentration risk | Non-US
Significant Accounting Policies and Significant Recent Accounting Pronouncements
Percentage of concentrations risk					11.00%	10.00%
Sales revenue, net | Customer concentration risk | Canada
Significant Accounting Policies and Significant Recent Accounting Pronouncements
Percentage of concentrations risk					27.00%	31.00%
Sales revenue, net | Customer concentration risk | Asia
Significant Accounting Policies and Significant Recent Accounting Pronouncements
Percentage of concentrations risk					37.00%	45.00%
Accounts receivable | Customer concentration risk | Non-US
Significant Accounting Policies and Significant Recent Accounting Pronouncements
Percentage of concentrations risk					10.00%	11.00%

[1] Derived from the Company’s audited financial statements included in its Form 10-K for the year ended August 31, 2023 filed with the U.S. Securities and Exchange Commission on November 22, 2023.