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Employee Benefit Plans (Details) - Schedule of targeted weighted average asset allocations - U.K. - Pension Plans | May 31, 2021 | May 31, 2020
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Defined Benefit Plan, Plan Assets, Allocations [Abstract] |  |
Weighted average asset allocations | 100.00% | 100.00%
Targeted asset allocation | 100.00% |
Equity securities |  |
Defined Benefit Plan, Plan Assets, Allocations [Abstract] |  |
Weighted average asset allocations | 47.10% | 28.60%
Targeted asset allocation | 47.00% |
Cash and cash equivalents |  |
Defined Benefit Plan, Plan Assets, Allocations [Abstract] |  |
Weighted average asset allocations | 2.30% | 2.20%
Targeted asset allocation | 2.00% |
Liability-driven instruments |  |
Defined Benefit Plan, Plan Assets, Allocations [Abstract] |  |
Weighted average asset allocations | 31.80% | 48.00%
Targeted asset allocation | 32.00% |
Real estate |  |
Defined Benefit Plan, Plan Assets, Allocations [Abstract] |  |
Weighted average asset allocations | 4.20% | 6.10%
Targeted asset allocation | 4.00% |
Other |  |
Defined Benefit Plan, Plan Assets, Allocations [Abstract] |  |
Weighted average asset allocations | 14.60% | 15.10%
Targeted asset allocation | 15.00% |

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