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Acquisitions - Allocation of Purchase Price (Details) - USD ($) $ in Thousands | Apr. 30, 2020 | Apr. 30, 2019
--- | --- | ---
Liabilities assumed: |  |
Goodwill | $ 161,075 | $ 157,223
Series of Individually Immaterial Business Acquisitions |  |
Assets acquired: |  |
Inventories | 680 |
Property and equipment | 28,384 |
Total assets | 29,064 |
Liabilities assumed: |  |
Accrued expenses | 210 |
Total liabilities | 210 |
Net tangible assets acquired | 28,854 |
Goodwill | 3,852 |
Total consideration paid | $ 32,706 |

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