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Property And Equipment (Components Of Property And Equipment) (Details) - USD ($) $ in Thousands | Apr. 30, 2021 | Apr. 30, 2020
--- | --- | ---
Property, Plant and Equipment [Line Items] |  |
Property and equipment net | $ 148,490 | $ 184,367
Buildings |  |
Property, Plant and Equipment [Line Items] |  |
Property and equipment net | 44,121 | 50,308
Computers and other equipment |  |
Property, Plant and Equipment [Line Items] |  |
Property and equipment net | 62,712 | 77,483
Leasehold improvements |  |
Property, Plant and Equipment [Line Items] |  |
Property and equipment net | 37,772 | 52,631
Purchased software |  |
Property, Plant and Equipment [Line Items] |  |
Property and equipment net | 2,508 | 2,569
Land and other non-depreciable assets |  |
Property, Plant and Equipment [Line Items] |  |
Property and equipment net | $ 1,377 | $ 1,376

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- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(14)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(8)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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