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Stock-Based Compensation (Narrative) (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |  |  |  |
Stock-based compensation expense | $ 5,435,000 | $ 4,664,000 | $ 16,071,000 | $ 14,487,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures |  |  | 551,134 |
Options outstanding, beginning, weighted average remaining contractual life, years |  |  | 2 years 5 months 1 day |
Granted, weighted average exercise price |  |  | $ 18.29 |
Stock Options [Member] |  |  |  |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |  |  |  |
Stock-based compensation expense | 2,018,000 | 1,500,000 | $ 5,853,000 | 5,271,000
Unrecognized costs related to share based compensation | 14,900,000 |  | 14,900,000 |
Restricted Stock Units (RSUs) [Member] |  |  |  |
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] |  |  |  |
Stock-based compensation expense | 3,417,000 | $ 3,164,000 | 10,218,000 | $ 9,216,000
Unrecognized costs related to share based compensation | $ 25,300,000 |  | $ 25,300,000 |
Weighted average period of recognition of unrecognized costs related to stock options, years |  |  | 2 years 5 months 26 days |
Granted, number of shares |  |  | 246,031 |
Estimated average fair value per restricted stock unit granted |  |  | $ 85.29 |

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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + 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 (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + 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 (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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