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Stock-Based Compensation - Summary of Outstanding Stock Options and Related Activity (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] |  |
Outstanding at beginning of period (in shares) | 194 |
Exercised (in shares) | (9) |
Forfeited (in shares) | (2) |
Expired (in shares) | (44) |
Outstanding at end of period (in shares) | 139 | 194
Vested and expected to vest (in shares) | 137 |
Exercisable (in shares) | 117 |
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] |  |
Outstanding at beginning of period (in dollars per share) | $ 4.12 |
Exercised (in dollars per share) | 2.11 |
Forfeited (in dollars per share) | 4.82 |
Expired (in dollars per share) | 5.66 |
Outstanding at end of period (in dollars per share) | 3.75 | $ 4.12
Vested and expected to vest (in dollars per share) | 3.72 |
Exercisable (in dollars per share) | $ 3.49 |
Additional disclosures |  |
Wtd. Avg. Remaining Contractual Life (Yrs), Outstanding | 5 years 1 month 6 days |
Wtd. Avg. Remaining Contractual Life (Yrs), Vested and expected to vest | 5 years 1 month 6 days |
Wtd. Avg. Remaining Contractual Life (Yrs), Exercisable | 4 years 7 months 6 days |
Aggregate Intrinsic Value, Exercised | $ 12 |
Aggregate Intrinsic Value, Forfeited | 0 |
Aggregate Intrinsic Value, Outstanding | 6 | $ 218
Aggregate Intrinsic Value, Vested and expected to vest | 6 |
Aggregate Intrinsic Value, Exercisable | $ 6 |

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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + 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)(iii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. + 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)(iii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. + 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 (d)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements. + 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)(04) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. + 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)(03) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest exercisable or convertible options. 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://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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