v3.26.3
Fair Value Measurements - Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - Fair Value, Measurements, Recurring - USD ($)
$ in Thousands
Aug. 31, 2026
May 31, 2026
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets $ 4,800 $ 5,421
Liabilities 1,081 1,257
Derivative Financial Instruments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets [1] 743 1,364
Liabilities [1] 1,081 1,257
Investment in Marketable Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets [2] 4,057 4,057
Fair Value, Inputs, Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets 4,057 4,057
Fair Value, Inputs, Level 1 | Investment in Marketable Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets [2] 4,057 4,057
Fair Value, Inputs, Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets 743 1,364
Liabilities 1,081 1,257
Fair Value, Inputs, Level 2 | Derivative Financial Instruments    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets [1] 743 1,364
Liabilities [1] $ 1,081 $ 1,257
[1] The fair value of our derivative financial instruments is based on the present value of the expected future cash flows considering the risks involved, including non-performance risk, and using discount rates appropriate for the respective maturities. Market observable, Level 2 inputs are used to determine the present value of the expected future cash flows. Refer to “Note M – Derivative Financial Instruments and Hedging Activities” for additional information regarding our use of derivative financial instruments.
[2] In exchange for our interest in the divested assets of the composite business of the heiserTEC joint venture, we received common shares of both Hexagon Composites and Hexagon Purus, which are recorded at fair value on a recurring basis and included in other assets in the consolidated balance sheet.