Earnings Per Share - Weighted Average Shares and Share Equivalents Used to Calculate Basic and Diluted Earnings Per Share (Detail) - shares |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Earnings Per Share [Abstract] | ||||
| Weighted average number of shares outstanding used to calculate basic EPS (in shares) | 2,914,319 | 3,126,831 | 2,948,719 | 3,156,247 |
| Dilutive securities: | ||||
| Stock options and restricted share units (in shares) | 160,550 | 194,823 | 168,038 | 198,272 |
| Weighted average number of shares and share equivalents outstanding used to calculate diluted EPS (in shares) | 3,074,869 | 3,321,654 | 3,116,757 | 3,354,519 |