| Intangible assets with finite lives |
Intangible assets with finite lives are as follows: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | April 30, 2026 | | | | Weighted Average
Amortization Period | | Gross Carrying
Amount | | Accumulated
Amortization | | Net Carrying
Amount | | Customer relationships | | 20.2 | | $ | 294,258,000 | | | 159,557,000 | | | $ | 134,701,000 | | | Technologies | | 14.4 | | 106,149,000 | | | 88,158,000 | | | 17,991,000 | | | Trademarks and other | | 20.0 | | 31,826,000 | | | 26,097,000 | | | 5,729,000 | | | Total | | | | $ | 432,233,000 | | | 273,812,000 | | | $ | 158,421,000 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | July 31, 2025 | | | | Weighted Average
Amortization Period | | Gross Carrying
Amount | | Accumulated
Amortization | | Net Carrying
Amount | | Customer relationships | | 20.2 | | $ | 294,258,000 | | | 148,863,000 | | | $ | 145,395,000 | | | Technologies | | 13.6 | | 106,149,000 | | | 85,439,000 | | | 20,710,000 | | | Trademarks and other | | 16.9 | | 31,826,000 | | | 24,826,000 | | | 7,000,000 | | | Total | | | | $ | 432,233,000 | | | 259,128,000 | | | $ | 173,105,000 | |
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| Estimated amortization expense |
The estimated amortization expense consists of the following for the fiscal years ending July 31: | | | | | | | 2026 | $ | 19,128,000 | | | 2027 | 17,774,000 | | | 2028 | 17,774,000 | | | 2029 | 16,353,000 | | | 2030 | 14,446,000 | |
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