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Net Income Per Share (Tables) | 12 Months Ended
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Dec. 31, 2023
Earnings Per Share [Abstract] |
Components of Computation of Basic and Diluted Net Income Per Share | The components and computation of basic and diluted net income per share were as follows:
| Year Ended December 31,
(in thousands, except per share amounts) | 2023 |  | 2022 |  | 2021
Numerator |  |  |  |  |
Net income | $ | 65,824 |  |  | $ | 55,134 |  |  | $ | 44,597 |
Denominator |  |  |  |  |
Weighted average common shares outstanding, basic | 36,646 |  |  | 36,117 |  |  | 35,928 |
Options to purchase common stock and ESPP | 265 |  |  | 382 |  |  | 529 |
PSUs, RSUs, RSAs, and DSUs | 564 |  |  | 454 |  |  | 505 |
Weighted average common shares outstanding, diluted | 37,475 |  |  | 36,953 |  |  | 36,962 |
Net income per share |  |  |  |  |
Basic | $ | 1.80 |  |  | $ | 1.53 |  |  | $ | 1.24 |
Diluted | $ | 1.76 |  |  | $ | 1.49 |  |  | $ | 1.21 |
Schedule of Anti-dilutive Common Shares Excluded from Calculation of Diluted Net Income Per Share | The number of outstanding potential common shares that were excluded from the calculation of diluted net income per share as they were anti-dilutive was as follows:
| Year Ended December 31,
(in thousands) | 2023 |  | 2022 |  | 2021
Anti-dilutive shares | 36 |  |  | 75 |  |  | 31 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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