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v3.23.1

Stockholders' Equity (Tables) | 6 Months Ended
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Mar. 31, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Summary of Activity for Restricted Stock Units | A summary of the activity for restricted stock units for the three and six-months ended March 31, 2023:
|  | Three-Months Ended March 31, 2023 |  |  | Six-Months Ended March 31, 2023 |
|  | Number of options |  |  | Weighted-Average Grant Date Fair Value |  |  | Number of options |  |  | Weighted-Average Grant Date Fair Value |
Beginning balance |  |  | 171 |  |  | $ | 91.96 |  |  |  | 59 |  |  | $ | 98.29 |
Granted |  |  | 1 |  |  |  | 100.55 |  |  |  | 113 |  |  |  | 88.91 |
Forfeited |  |  | (1 | ) |  |  | 83.24 |  |  |  | (1 | ) |  |  | 83.24 |
Ending balance |  |  | 171 |  |  | $ | 92.19 |  |  |  | 171 |  |  | $ | 92.19 |
Stock Options [Member] |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Summary of Activity for Stock Option Awards | The following is a summary of the activity for stock option awards:
|  | Three-Months Ended March 31, 2023 |  |  | Six-Months Ended March 31, 2023 |
|  | Number of options |  |  | Weighted-Average Exercise Price per Share |  |  | Number of options |  |  | Weighted-Average Exercise Price per Share |
Beginning balance |  |  | 5,836 |  |  | $ | 75.27 |  |  |  | 5,339 |  |  | $ | 74.40 |
Granted |  |  | 4 |  |  |  | 100.49 |  |  |  | 522 |  |  |  | 83.76 |
Exercised |  |  | (251 | ) |  |  | 50.82 |  |  |  | (270 | ) |  |  | 51.14 |
Forfeited |  |  | (15 | ) |  |  | 90.71 |  |  |  | (17 | ) |  |  | 91.90 |
Ending balance |  |  | 5,574 |  |  | $ | 76.35 |  |  |  | 5,574 |  |  | $ | 76.35 |
Changes in Non-vested Stock Options | Changes in non-vested stock options were as follows:
|  | Three-Months Ended March 31, 2023 |  |  | Six-Months Ended March 31, 2023 |
|  | Number of options |  |  | Weighted-Average Grant Date Fair Value per Share |  |  | Number of options |  |  | Weighted-Average Grant Date Fair Value Per Share |
Beginning balance |  |  | 1,751 |  |  | $ | 30.98 |  |  |  | 1,812 |  |  | $ | 30.03 |
Granted |  |  | 4 |  |  |  | 40.23 |  |  |  | 522 |  |  |  | 33.67 |
Exercised |  |  | (65 | ) |  |  | 22.13 |  |  |  | (642 | ) |  |  | 29.07 |
Forfeited |  |  | (15 | ) |  |  | 32.89 |  |  |  | (17 | ) |  |  | 33.23 |
Ending balance |  |  | 1,675 |  |  | $ | 31.39 |  |  |  | 1,675 |  |  | $ | 31.39 |
Stock Options Vested, or Expected to Vest and Exercisable | Information about stock options that have vested, or are expected to vest, and are exercisable at March 31, 2023 was as follows:
|  | Number of options |  |  | Weighted-Average Exercise Price |  |  | Weighted-Average Remaining Life in Years |  |  | Aggregate Intrinsic Value |
Options outstanding |  |  | 5,574 |  |  | $ | 76.35 |  |  |  | 5.6 |  |  | $ | 130,942 |
Options vested and exercisable |  |  | 3,899 |  |  |  | 71.14 |  |  |  | 4.5 |  |  |  | 107,908 |
Options vested and expected to vest |  |  | 5,503 |  |  |  | 76.16 |  |  |  | 5.6 |  |  |  | 130,216 |

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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the change in stock options. + References No definition available. + Details
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- Definition Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding and exercisable options that are fully vested and expected to vest. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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