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Delivery Costs	3 Months Ended
Delivery Costs	Apr. 30, 2020
Other Income and Expenses [Abstract]
Delivery Costs	Delivery Costs For the quarter ended April 30, 2020 and 2019, shipping and classroom delivery costs of approximately $2,078,000 and $2,761,000, respectively, were included in selling, general and administrative expenses in the accompanying consolidated statements of operations.