| INTANGIBLE ASSETS Goodwill
The following table summarizes changes in the carrying amount of goodwill during the nine months ended June 30, 2026:
| | | | | | | | | | (In millions) | | | Balance as of September 30, 2025 | | $ | 658.0 | | Acquisitions (a) | | 536.2 | | | Dispositions | | (3.4) | | | Currency translation | | (1.0) | | | Balance at June 30, 2026 | | $ | 1,189.8 | | | | | (a) Includes measurement period adjustments to reduce goodwill of $3.4 million for an acquisition that closed during fiscal 2025. |
Other intangible assets
Valvoline’s purchased intangible assets were specifically identified when acquired, have finite lives, and are reported in Goodwill and intangibles, net within the Condensed Consolidated Balance Sheets. The following summarizes the gross carrying amounts and accumulated amortization of the Company’s intangible assets:
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | June 30, 2026 | | September 30, 2025 | | (In millions) | | Gross carrying amount | | Accumulated amortization | | Net carrying amount | | Gross carrying amount | | Accumulated amortization | | Net carrying amount | | Definite-lived intangible assets | | | | | | | | | | | | | | Trademarks and trade names | | $ | 37.5 | | | $ | (15.4) | | | $ | 22.1 | | | $ | 29.5 | | | $ | (12.7) | | | $ | 16.8 | | | Reacquired franchise rights | | 126.0 | | | (71.6) | | | 54.4 | | | 122.3 | | | (63.9) | | | 58.4 | | | Customer relationships | | 25.5 | | | (9.4) | | | 16.1 | | | 14.7 | | | (8.5) | | | 6.2 | | | Other intangible assets | | 7.6 | | | (6.7) | | | 0.9 | | | 7.4 | | | (6.3) | | | 1.1 | | | Total definite-lived intangible assets | | $ | 196.6 | | | $ | (103.1) | | | $ | 93.5 | | | $ | 173.9 | | | $ | (91.4) | | | $ | 82.5 | |
The table that follows summarizes the actual and estimated amortization expense for the Company's current amortizable intangible assets:
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Actual | | Estimated | | | Nine months ended
June 30 | | Years ended September 30 | | (In millions) | | 2026 | | 2026 | | 2027 | | 2028 | | 2029 | | 2030 | | | | Amortization expense | | $ | 11.9 | | | $ | 15.6 | | | $ | 16.2 | | | $ | 16.1 | | | $ | 13.8 | | | $ | 12.2 | | | | | | | | | | | | | | | | | | |
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