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v3.20.1

Commitments and Contingencies (Details) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Feb. 29, 2020 USD ($) | Aug. 31, 2019 USD ($) | Feb. 29, 2020 USD ($) state | Feb. 28, 2019 state
Loss Contingencies [Line Items] |  |  |  |
Settlement | $ 2.4 | $ 1.5 |  |
Litigation accrued | $ 1.4 |  | $ 1.4 |
Children's Book Publishing and Distribution |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Number of states in which sales tax remitted (in states) | state |  |  | 44 | 38

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