Nature of Operations and Summary of Significant Accounting Policies - Additional Information (Details)		3 Months Ended
	Jul. 10, 2024 USD ($)	May 31, 2024 USD ($)	May 31, 2023 USD ($)
Nature of Operations and Summary of Significant Accounting Policies [Line items]
Net Income (Loss)		$ (1,658,000)	$ (823,000)
Cash used in operating activities		$ (2,157,000)	$ (422,000)
Current ratio, credit agreement requirement		1.5
Current ratio		1.1
Parcel Land [Member] | Durango, Colorado [Member]
Nature of Operations and Summary of Significant Accounting Policies [Line items]
Carrying value of land and machinery		$ 400,000
Impairment charge		0
Parcel Land [Member] | Durango, Colorado [Member] | Subsequent Event [Member]
Nature of Operations and Summary of Significant Accounting Policies [Line items]
Purchase price	$ 900,000
Piece of Factory Machinery [Member]
Nature of Operations and Summary of Significant Accounting Policies [Line items]
Carrying value of land and machinery		700,000
Impairment charge		$ 100,000