Leases - Other information (Details) - USD ($) $ in Thousands	Jul. 31, 2020	Apr. 30, 2020
Finance leases included in property and equipment
Accumulated depreciation	$ (167,414)	$ (158,554)
Property and equipment, net	$ 299,661	$ 305,467
Weighted-average remaining lease term (years) - Operating leases	4 years 9 months 18 days	4 years 10 months 24 days
Weighted-average remaining lease term (years) - Finance leases	3 years 6 months	3 years 7 months 6 days
Weighted-average discount rate - Operating leases	5.50%	5.50%
Weighted-average discount rate - Finance leases	4.90%	5.00%
Finance Leased Assets
Finance leases included in property and equipment
Property and equipment	$ 170,430	$ 171,380
Accumulated depreciation	(44,831)	(41,737)
Property and equipment, net	$ 125,599	$ 129,643

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Weighted average discount rate for finance lease calculated at point in time.

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Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Weighted average discount rate for operating lease calculated at point in time.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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