Intangible Assets (Intangible Assets with Finite Lives) (Details) - USD ($) |
3 Months Ended | 6 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|---|
Apr. 30, 2026 |
Apr. 30, 2025 |
Jan. 31, 2026 |
Apr. 30, 2026 |
Apr. 30, 2025 |
Jul. 31, 2025 |
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| Finite-Lived Intangible Assets [Line Items] | ||||||
| Gross Carrying Amount | $ 432,233,000 | $ 432,233,000 | $ 432,233,000 | |||
| Accumulated Amortization | 273,812,000 | 273,812,000 | 259,128,000 | |||
| Net Carrying Amount | 158,421,000 | 158,421,000 | 173,105,000 | |||
| Amortization of intangibles | 4,597,000 | $ 5,044,000 | $ 14,684,000 | $ 16,680,000 | ||
| Customer relationships | ||||||
| Finite-Lived Intangible Assets [Line Items] | ||||||
| Weighted Average Amortization Period | 20 years 2 months 12 days | 20 years 2 months 12 days | ||||
| Gross Carrying Amount | 294,258,000 | $ 294,258,000 | 294,258,000 | |||
| Accumulated Amortization | 159,557,000 | 159,557,000 | 148,863,000 | |||
| Net Carrying Amount | 134,701,000 | $ 134,701,000 | 145,395,000 | |||
| Technologies | ||||||
| Finite-Lived Intangible Assets [Line Items] | ||||||
| Weighted Average Amortization Period | 13 years 7 months 6 days | 14 years 4 months 24 days | ||||
| Gross Carrying Amount | 106,149,000 | $ 106,149,000 | 106,149,000 | |||
| Accumulated Amortization | 88,158,000 | 88,158,000 | 85,439,000 | |||
| Net Carrying Amount | 17,991,000 | $ 17,991,000 | 20,710,000 | |||
| Trademarks and other | ||||||
| Finite-Lived Intangible Assets [Line Items] | ||||||
| Weighted Average Amortization Period | 16 years 10 months 24 days | 20 years | ||||
| Gross Carrying Amount | 31,826,000 | $ 31,826,000 | 31,826,000 | |||
| Accumulated Amortization | 26,097,000 | 26,097,000 | 24,826,000 | |||
| Net Carrying Amount | $ 5,729,000 | $ 5,729,000 | $ 7,000,000 | |||
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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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