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v3.25.2

Income Taxes - Significant Components of Deferred Income Tax Assets and Liabilities (Detail) - USD ($) | May 31, 2025 | May 31, 2024
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Deferred income tax assets related to: |  |
Inventories | $ 17,348,000 | $ 17,772,000
Accrued compensation and benefits | 15,430,000 | 17,649,000
Other accrued and prepaid expenses, net | 21,294,000 | 19,058,000
Deferred income and other long-term liabilities | 24,880,000 | 31,204,000
Credit, net operating, interest and capital loss carryforwards | 60,457,000 | 87,590,000
Research and development | 42,258,000 | 33,076,000
Pension and other postretirement benefits | 5,069,000 |
Total Deferred Income Tax Assets | 186,736,000 | 206,349,000
Less: valuation allowances | (49,167,000) | (30,021,000)
Net Deferred Income Tax Assets | 137,569,000 | 176,328,000
Deferred income tax (liabilities) related to: |  |
Depreciation | (136,966,000) | (132,007,000)
Amortization of intangibles | (77,142,000) | (125,553,000)
Unremitted foreign earnings | 0 | (4,055,000)
Net unrealized gain on securities | (372,000) | (1,305,000)
Pension and other postretirement benefits |  | (1,108,000)
Total Deferred Income Tax (Liabilities) | (214,480,000) | (264,028,000)
Deferred Income Tax Assets (Liabilities), Net | $ (76,911,000) | $ (87,700,000)

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- Definition Deferred tax assets, tax deferred expense, compensation and benefits, pensions and other postretirement benefits. + References No definition available. + Details
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