Related Party Transactions/Activity (Details Narrative) - USD ($)	9 Months Ended
Feb. 28, 2022	Feb. 28, 2021
Yorktown's Grinding and Pelletizing Equipment [Member]
Related Party Transaction [Line Items]
Payments of rental fees	$ 1,072,500	$ 1,072,500
Yorktown's Grinding and Pelletizing Equipment [Member] \| Weekly [Member]
Related Party Transaction [Line Items]
Payments of rental fees	27,500
Yorktown's [Member]
Related Party Transaction [Line Items]
Prepayment of rent	99,710
Yorktown's [Member] \| Office Space [Member]
Related Party Transaction [Line Items]
Payments of rental fees	$ 38,400	36,000
Reduction of office rent, percentage	50.00%
Trienda Holdings LLC [Member]
Related Party Transaction [Line Items]
Related party transaction purchases	$ 4,222	52,356
Revenue from goods	62,089	54,871
Due from related parties	88,204
Green Plastic Pallets [Member]
Related Party Transaction [Line Items]
Revenue from goods	348,330	$ 343,350
Account receivable	$ 23,970

Reduction of office rent, percentage.

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For an unclassified balance sheet, amount of receivables arising from transactions with related parties.

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Cash payments to lessor's for use of assets under operating leases.

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Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

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Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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