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Stock-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2024
Share-Based Payment Arrangement [Abstract] |
Fair Value of Stock Options Estimated on Grant Date Using Assumptions | The fair value of stock options is estimated on the grant date using the Black-Scholes option pricing model using the following assumptions:
|  | Year Ended December 31, 2024 |
|  | Range |  |  | Weighted-Average |
Expected volatility |  | 61.4% to 67.0% |  |  |  |
Dividend yield |  |  | — |  |  |  |
Risk-free interest rate |  | 3.6% to 4.5% |  |  |  |
Expected term (in years) |  | 5.5 to 7.5 |  |  |  |
Weighted-average fair value at grant date |  |  |  |  | $ | 3.68 |
|  | Year Ended December 31, 2023 |
|  | Range |  |  | Weighted-Average |
Expected volatility |  | 34.7% to 38.6% |  |  |  |
Dividend yield |  |  | — |  |  |  |
Risk-free interest rate |  | 3.5% to 4.5% |  |  |  |
Expected term (in years) |  | 5.5 to 7.5 |  |  |  |
Weighted-average fair value at grant date |  |  |  |  | $ | 1.49 |
|  | Year Ended December 31, 2022 |
|  | Range |  |  | Weighted-Average |
Expected volatility |  | 31.5% to 34.5% |  |  |  |
Dividend yield |  |  | — |  |  |  |
Risk-free interest rate |  | 1.4% to 3.7% |  |  |  |
Expected term (in years) |  | 5.5 to 9.1 |  |  |  |
Weighted-average fair value at grant date |  |  |  |  | $ | 1.09 |
Schedule of Stock Option Activity | Stock option activity for the year ended December 31, 2024 was as follows:
|  |  |  |  | Weighted-Average |  |  |  |
|  | Number of Options |  |  | Exercise Price per Option |  |  | Remaining Contractual Term |  |  | Aggregate Intrinsic Value |
|  | (thousands) |  |  |  |  |  | (years) |  |  | (millions) |
Outstanding at December 31, 2023 |  |  | 19,791 |  |  | $ | 6.25 |  |  |  | 7.4 |  |  | $ | 15.7 |
Granted |  |  | 371 |  |  |  | 5.77 |  |  |  |  |  |  |
Exercised |  |  | (277 | ) |  |  | 4.99 |  |  |  |  |  |  |
Forfeited/Expired |  |  | (2,261 | ) |  |  | 8.74 |  |  |  |  |  |  |
Outstanding at December 31, 2024 |  |  | 17,624 |  |  | $ | 5.94 |  |  |  | 6.1 |  |  | $ | 6.9 |
Exercisable at December 31, 2024 |  |  | 8,794 |  |  | $ | 7.09 |  |  |  | 4.7 |  |  | $ | 1.4 |
Schedule of Information Regarding Fully Vested and Expected to Vest Stock Options | Information regarding fully vested and expected to vest stock options as of December 31, 2024 was as follows:
Exercise Price |  | Number of Options |  |  | Weighted Average Remaining Contractual Life |
|  | (share data in thousands) |  |  | (years) |
$2.87 - $4.66 |  |  | 6,865 |  |  |  | 7.96 |
$5.02 - $7.53 |  |  | 6,740 |  |  |  | 4.25 |
$8.00 - $12.00 |  |  | 3,132 |  |  |  | 4.15 |
$12.47 - $18.71 |  |  | 592 |  |  |  | 3.66 |
$22.08 - $33.12 |  |  | 295 |  |  |  | 2.96 |
|  |  | 17,624 |  |  |  |
Schedule of Restricted Stock Units Activity | RSU activity for the year ended December 31, 2024 was as follows:
(share data in thousands, except per share data) |  | Number of RSUs (share data in thousands) |  |  | Weighted Average Grant Date Fair Value per Share |
Unvested balance, December 31, 2023 |  |  | 541 |  |  | $ | 5.95 |
Granted |  |  | 91 |  |  |  | 6.59 |
Forfeited |  |  | (18 | ) |  |  | 5.49 |
Vested |  |  | (346 | ) |  |  | 6.35 |
Unvested balance, December 31, 2024 |  |  | 268 |  |  | $ | 5.71 |
Schedule of Weighted Average Assumptions Used in Determining Fair Value Performance-based Market Condition Share Awards Outstanding | The weighted average assumptions used in determining the fair value for the performance-based market condition share awards granted in 2020 and 2019 and remeasured at December 31, 2024 were as follows:
|  | Grant Date |  |  | December 31, 2024 |
Expected volatility |  |  | 41.7 | % |  |  | 69.8 | %
Dividend yield |  |  | 1.1 | % |  |  | 1.2 | %
Risk-free interest rate |  |  | 1.3 | % |  |  | 3.6 | %

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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding and exercisable options that are fully vested and expected to vest. 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://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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