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Significant Components of Deferred Income Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands | May 31, 2019 | May 31, 2018
--- | --- | ---
Deferred income tax assets related to: |  |
Inventories | $ 8,970 | $ 12,491
Allowance for losses | 7,524 | 5,349
Accrued compensation and benefits | 14,364 | 14,812
Accrued other expenses | 17,036 | 14,427
Other long-term liabilities | 15,947 | 15,921
Credit and net operating and capital loss carryforwards | 63,395 | 52,687
Net unrealized loss on securities | 12,391 | 10,236
Pension and other postretirement benefits | 42,991 | 39,863
Total Deferred Income Tax Assets | 182,618 | 165,786
Less: valuation allowances | (55,274) | (51,540)
Net Deferred Income Tax Assets | 127,344 | 114,246
Deferred income tax (liabilities) related to: |  |
Depreciation | (72,387) | (62,202)
Amortization of intangibles | (116,097) | (114,284)
Unremitted foreign earnings | (18,795) | (19,886)
Total Deferred Income Tax (Liabilities) | (207,279) | (196,372)
Deferred Income Tax Assets (Liabilities), Net | $ (79,935) | $ (82,126)

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