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Note 3 - LEASES (Details) - Lessor, Operating Lease, Payments to be Received, Maturity
May 31, 2019
USD ($)
Lessor, Operating Lease, Payments to be Received, Maturity [Abstract]  
2020 $ 1,041,600
2021 1,414,300
2022 1,441,900
2023 1,470,000
2024 1,471,700
Thereafter 10,806,600
Total $ 17,646,100