Quarterly report pursuant to Section 13 or 15(d)

Commitments - Future minimum lease payments under non-cancelable operating leases (Details)

v3.21.2
Commitments - Future minimum lease payments under non-cancelable operating leases (Details)
May 31, 2021
USD ($)
Contingencies  
2021 $ 289,000
2022 1,198,000
2023 1,014,000
2024 1,075,000
2025 1,108,000
Thereafter 1,652,000
Total minimum payments $ 6,336,000