Fair Value Disclosures Related to Grants, Exercises and Vested Options (Detail) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2023 |
Mar. 31, 2022 |
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| Share-Based Payment Arrangement [Abstract] | ||
| Total fair value of stock options vested during the period | $ 6 | $ 14 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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