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Stock-Based Compensation - Additional Information (Detail) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | May 15, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Shares allocated for issuance to directors, officers and key personnel | 4,900,000 |  |  |
Expiration period | 10 years |  |  |
Aggregate intrinsic value of stock options | $ 5,100,000 |  |  |
Intrinsic value of vested and expected to vest stock options | 4,100,000 |  |  |
Intrinsic value of options exercised | 777,000 | $ 355,000 | $ 4,300,000 |
Measurement date fair value of stock options vested | $ 653,000 | $ 2,100,000 | $ 655,000 |
Number of Options, Granted | 1,200,000 | 501,000 | 800,000 |
Dividend yield assumption | 0.00% | 0.00% | 0.00% |
Expected term (in years) | 3 years 7 months 6 days | 3 years 9 months 18 days | 3 years 10 months 24 days |
Stock-based compensation expense | $ 2,225,000 | $ 2,212,000 | $ 2,021,000 |
Tax benefits | 663,000 | $ 622,000 | $ 590,000 |
Expenses related to non-vested stock options | $ 7,400,000 |  |  |
Weighted-average remaining requisite service period | 2 years |  |  |
Price per share | $ 11.01 |  |  |
Employee stock purchase estimation | The fair value of the six-month “look-back” option in the Company’s employee stock purchase plans is estimated by adding the fair value of 15% of one share of stock to the fair value of 85% of an option on one share of stock. |  |  |
Minimum [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting period | 3 years |  |  |
Number of Options, Granted | 300,000 | 10,000 | 50,000 |
Expected term (in years) | 3 years | 1 year | 1 year |
Maximum [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting period | 5 years |  |  |
Number of Options, Granted | 900,000 | 491,000 | 750,000 |
Expected term (in years) | 4 years | 4 years | 4 years |
Employee Stock Purchase Plan [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Shares available for future grants | 492,565 |  |  | 600,000
Price per share | $ 11.53 | $ 12.84 |  |
Number of shares issued related to employee stock purchases | 23,789 | 22,687 |  |
Percentage of maximum contribution of salary towards plan | 15.00% |  |  |
Maximum contribution towards plan | $ 25,000 |  |  |
Discount on purchase of common stock | 15.00% |  |  |
Stock Incentive Plan [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Number of outstanding and/or exercised stock options | 4,234,000 |  |  |
Shares available for future grants | 126,000 |  |  |
Performance Shares [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock units released or outstanding vested | 260,000 |  |  |
Restricted Stock [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock units released or outstanding | 280,000 |  |  |
Restricted Stock Units Activity [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Aggregate intrinsic value of restricted stock units outstanding | $ 196,000 |  |  |
Intrinsic value of restricted shares released | $ 366,000 |  |  |
Weighted-average remaining requisite service period | 1 month 6 days |  |  |
Unrecognized compensation expense | $ 24,000 |  |  |

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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(02) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + 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 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Gross number of share options (or share units) granted during the period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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