The Incentive Stock Plans - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions |
3 Months Ended | |
---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
|
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||
Options granted | 5,000 | 0 |
Weighted average grant fair value of options granted | $ 15.53 | |
Total intrinsic value of options exercised | $ 0.1 | $ 1.1 |
Incentive Stock Plan 2021 [Member] | ||
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||
Expiration of Plan 2021 | 2032-02 | |
Contractual term of plan 2021 | 10 years | |
Incentive Stock Plan 2021 [Member] | Subject To Award [Member] | ||
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||
Common stock, shares authorized | 1,000,000 | |
Incentive Stock Plan 2007 or 2011 [Member] | ||
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||
Number of Common stock shares available | 545,729 |