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Restructuring and Related Charges - Pretax Restructuring Charges (Credits) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Jul. 31, 2023 | Jul. 31, 2022
Restructuring Cost and Reserve [Line Items] |  |
Restructuring and related charges | $ 12,123 | $ 22,441
Global Restructuring Program |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring and related charges | 11,780 | 21,741
Restructuring and related charges, total | 60,662 |
Global Restructuring Program | Corporate, Non-Segment |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring and related charges | 6,992 | 14,916
Restructuring and related charges, total | 39,871 |
Global Restructuring Program | Severance and termination benefits |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring and related charges | 5,944 | 12,097
Restructuring and related charges, total | 31,771 |
Global Restructuring Program | Impairment of operating lease ROU assets and property and equipment |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring and related charges | 1,575 | 6,106
Restructuring and related charges, total | 14,271 |
Global Restructuring Program | Acceleration of expense related to operating lease ROU assets and property and equipment |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring and related charges | 364 | 1,840
Restructuring and related charges, total | 2,504 |
Global Restructuring Program | Facility related charges, net |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring and related charges | 829 | 1,698
Restructuring and related charges, total | 4,979 |
Global Restructuring Program | Consulting costs |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring and related charges | 1,823 | 0
Restructuring and related charges, total | 4,108 |
Global Restructuring Program | Other activities |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring and related charges | 1,245 | 0
Restructuring and related charges, total | 3,029 |
Global Restructuring Program | Research | Operating Segments |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring and related charges | 1,947 | 81
Restructuring and related charges, total | 4,360 |
Global Restructuring Program | Learning | Operating Segments |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring and related charges | 218 | 3,131
Restructuring and related charges, total | 8,022 |
Global Restructuring Program | Held for Sale or Sold | Operating Segments |  |
Restructuring Cost and Reserve [Line Items] |  |
Restructuring and related charges | 2,623 | $ 3,613
Restructuring and related charges, total | $ 8,409 |

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- Definition Restructuring charges for research and professional development, net of related reversal of severance provisions previously recorded by the Company. + References No definition available. + Details
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