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Goodwill and Other Intangibles
9 Months Ended
Apr. 30, 2026
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Other Intangible Assets INTANGIBLE ASSETS AND GOODWILL
Our intangible assets are mainly comprised of customer lists, patents, trademarks, trade names and goodwill.
We amortize customer lists on a straight-line basis over a useful life of 18 years and patents on a straight-line basis over periods ranging from 7 to 20 years. Estimated intangible amortization for fiscal year 2026 is $1.2 million. Estimated intangible amortization for each of the next five fiscal years is $1.2 million.

Trademarks and trade names acquired via acquisitions, with a carrying value of $5.6 million, were determined to have an indefinite life and are not amortized.

There have been no triggering events in fiscal years 2026 or 2025 that would indicate a new impairment analysis is needed.