v3.25.2
Fair Value Measurements - Assets Measured at Fair Value on Non-Recurring Basis (Detail) - USD ($)
$ in Thousands
May 31, 2025
May 31, 2024
Long Lived Assets Held for Sale    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure $ 9,322  
Long Lived Assets Held And Used    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure 9,661  
Fair Value, Nonrecurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure 35,547 $ 31,367
Fair Value, Nonrecurring | Long Lived Assets Held for Sale    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure [1] 9,322  
Fair Value, Nonrecurring | Investments in Unconsolidated Affiliate    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure 26,225 [2] 31,367 [3]
Fair Value, Nonrecurring | Investment in Notes Receivable    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure [4]   5,000
Fair Value, Nonrecurring | Fair Value, Inputs, Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure   31,367
Fair Value, Nonrecurring | Fair Value, Inputs, Level 2 | Investment in Notes Receivable    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure [4]   5,000
Fair Value, Nonrecurring | Fair Value, Inputs, Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure 35,547  
Fair Value, Nonrecurring | Fair Value, Inputs, Level 3 | Long Lived Assets Held for Sale    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure [1] 9,322  
Fair Value, Nonrecurring | Fair Value, Inputs, Level 3 | Investments in Unconsolidated Affiliate    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Fair Value Disclosure $ 26,225 [2] $ 31,367 [3]
[1] During the fourth quarter of fiscal 2025, impairment indicators were identified related to the intangible assets of GTI. The recoverability of the associated asset group was assessed using projected future cash flows, which were determined to be less than the asset group’s net book value. In accordance with applicable accounting guidance, the intangible assets were written down to their fair market value of $9,322, resulting in an impairment charge of $50,050. Refer to “Note D – Goodwill and Other Long-Lived Assets” for additional information.
[2] Represents our minority ownership interest in the Sustainable Energy Solutions joint venture, which recognized a non-cash impairment charge during the fourth quarter of fiscal 2025. Refer to “Note C – Investments in Unconsolidated Affiliates” for additional information.
[3] On May 29, 2024, in connection with the contribution of the net assets of the Sustainable Energy Solutions business to the newly-formed Sustainable Energy Solutions joint venture, we obtained a 49% minority ownership interest. In accordance with the applicable accounting guidance, our minority ownership interest in the Sustainable Energy Solutions joint venture was recorded at its acquisition date fair value of $31,367.
[4] Reflects the write-down of an investment in notes receivable that was determined to be other than temporarily impaired.