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v3.25.2

Goodwill and Other Long-Lived Assets - Additional Information (Detail) - USD ($) $ in Thousands |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
May 29, 2024 | May 31, 2025 | May 31, 2025 | May 31, 2024 | May 31, 2023
Goodwill And Other Intangible Assets [Line Items] |  |  |  |  |  |  |
Goodwill |  | $ 376,480 | $ 376,480 |  | $ 331,595 |  | $ 336,178
Amortization expense |  |  | 13,659 |  | 11,787 |  | 11,877
Percentage of discounted rate for risks inherent in cash flow projections |  | 14.00% |  |  |  |  |
Impairment charge of long-lived assets |  |  | 50,813 | [1] |  |  | 484
Impairment charge |  |  | 50,813 |  | 32,975 | [2] | 484
Impairment of goodwill |  | $ 50,050 |  |  | (14,210) |  |
Operating lease assets |  | 22,699 | 22,699 |  | 18,667 |  |
Sustainable Energy Solutions |  |  |  |  |  |  |
Goodwill And Other Intangible Assets [Line Items] |  |  |  |  |  |  |
Sale of stock, percentage of ownership before transaction | 51.00% |  |  |  |  |  |
Impairment of goodwill | $ 14,210 |  |  |  |  |  |
Other |  |  |  |  |  |  |
Goodwill And Other Intangible Assets [Line Items] |  |  |  |  |  |  |
Goodwill |  |  |  |  | 0 |  | $ 13,645
Impairment of goodwill |  |  | 212,500 |  | 212,500 |  |
Impairment of goodwill |  |  |  |  | (14,210) |  |
Fair Value, Inputs, Level 2 | Sustainable Energy Solutions |  |  |  |  |  |  |
Goodwill And Other Intangible Assets [Line Items] |  |  |  |  |  |  |
Impairment charge of long-lived assets | 32,203 |  |  |  |  |  |
Fair Value, Nonrecurring |  |  |  |  |  |  |
Goodwill And Other Intangible Assets [Line Items] |  |  |  |  |  |  |
Fair market value of assets |  | 35,547 | 35,547 |  | 31,367 |  |
Fair Value, Nonrecurring | Fair Value, Inputs, Level 2 |  |  |  |  |  |  |
Goodwill And Other Intangible Assets [Line Items] |  |  |  |  |  |  |
Fair market value of assets |  |  |  |  | $ 31,367 |  |
Fair Value, Nonrecurring | Fair Value, Inputs, Level 3 |  |  |  |  |  |  |
Goodwill And Other Intangible Assets [Line Items] |  |  |  |  |  |  |
Fair market value of assets |  | 35,547 | 35,547 |  |  |  |
Long Lived Assets Held And Used |  |  |  |  |  |  |
Goodwill And Other Intangible Assets [Line Items] |  |  |  |  |  |  |
Fair market value of assets |  | 9,661 | $ 9,661 |  |  |  |
Carrying value long-lived assets |  | $ 59,711 |  |  |  |  |
Long Lived Assets Held And Used | Sustainable Energy Solutions |  |  |  |  |  |  |
Goodwill And Other Intangible Assets [Line Items] |  |  |  |  |  |  |
Fair market value of assets | 28,222 |  |  |  |  |  |
Carrying value long-lived assets | $ 46,215 |  |  |  |  |  |
Minimum |  |  |  |  |  |  |
Goodwill And Other Intangible Assets [Line Items] |  |  |  |  |  |  |
Definite-lived intangible assets, estimated useful lives |  | 10 years | 10 years |  |  |  |
Maximum |  |  |  |  |  |  |
Goodwill And Other Intangible Assets [Line Items] |  |  |  |  |  |  |
Definite-lived intangible assets, estimated useful lives |  | 20 years | 20 years |  |  |  |
[1] | Significant pre-tax impairment charges include $50,050 in the fourth quarter of fiscal 2025 related to the write-down of intangible assets associated with GTI.
[2] | Significant pre-tax impairment charges include $32,203 in the fourth quarter of fiscal 2024 due to the deconsolidation of our former SES operating segment.

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