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Share-Based Compensation (Tables) | 12 Months Ended
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Sep. 30, 2025
Share-Based Compensation |
Summary of outstanding share-based compensation awards | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | FY 2025 | ​ | FY 2024 | ​ | FY 2023
​ |  | ​ |  | Estimated |  | ​ |  | Estimated |  | ​ |  | Estimated
​ | ​ | ​ | ​ | Weighted | ​ | ​ | ​ | Weighted | ​ | ​ | ​ | Weighted
​ | ​ | Shares | ​ | Avg. Price | ​ | Shares | ​ | Avg. Price | ​ | Shares | ​ | Avg. Price
Nonvested at October 1, |  | 220,758 | ​ | $ | 102.40 |  | 189,725 | ​ | $ | 94.91 |  | 265,367 | ​ | $ | 84.29
Granted |  | 104,353 | ​ |  | 145.39 |  | 78,016 | ​ |  | 108.16 |  | 84,880 | ​ |  | 93.64
Vested |  | (98,574) | ​ |  | 138.40 |  | (34,753) | ​ |  | 96.52 |  | (119,811) | ​ |  | 82.28
Cancelled |  | (19,259) | ​ |  | 94.24 |  | (12,230) | ​ |  | 94.91 |  | (40,711) | ​ |  | 85.00
Nonvested at September 30, |  | 207,278 | ​ | $ | 114.68 |  | 220,758 | ​ | $ | 102.40 |  | 189,725 | ​ | $ | 94.91

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- Definition Tabular disclosure of the changes in outstanding nonvested shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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