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Stock Compensation (Tables) | 12 Months Ended
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Dec. 31, 2022
Share-Based Payment Arrangement [Abstract] |
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions | We utilized the Black-Scholes valuation model for estimating the fair value of the stock options granted, with the following weighted-average assumptions:
| Employee Stock Options For the year ended December 31, |  | Employee Stock Purchase Plan For the year ended December 31,
| 2022 |  | 2021 |  | 2020 |  | 2022 |  | 2021 |  | 2020
Average risk-free interest rates | 2.14 | % |  | 0.62 | % |  | 0.80 | % |  | 3.74 | % |  | 0.40 | % |  | 0.17 | %
Average expected life (in years) | 4.90 |  | 5.01 |  | 4.98 |  | 0.50 |  | 0.50 |  | 0.50
Volatility | 36 | % |  | 39 | % |  | 40 | % |  | 25 | % |  | 33 | % |  | 45 | %
Weighted-average fair value (in dollars) | 26.06 |  | 29.03 |  | 32.65 |  | 14.99 |  | 18.02 |  | 19.13

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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