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Stock-Based Compensation Narrative (Details) $ in Millions | 9 Months Ended
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Sep. 30, 2021 USD ($) shares
Share-based Payment Arrangement, Option [Member] |
[Line Items] |
Compensation cost not yet recognized | $ | $ 1.4
Unrecognized compensation expense, Expected weighted average period for recognition (years) | 1 year 3 months 18 days
Restricted Stock Units (RSUs) [Member] |
[Line Items] |
Compensation cost not yet recognized | $ | $ 30.9
Unrecognized compensation expense, Expected weighted average period for recognition (years) | 1 year 9 months 18 days
Employee Stock Purchase Plan [Member] |
[Line Items] |
Share-based compensation arrangement by share-based payment award, number of shares available for grant (in shares) | 151,221
Stock Incentive Plan [Member] |
[Line Items] |
Share-based compensation arrangement by share-based payment award, number of shares authorized (in shares) | 12,623,538
Share-based compensation arrangement by share-based payment award, number of shares available for grant (in shares) | 5,346,245
Reduction in stock options available for issue | 1
Authorized share reserve reduction in awards other than stock options or share appreciation rights available for issue, conversion ratio | 1.7

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- Definition The Stock Incentive Plan shares are subject to a fungible share provide such that, with respect to grants made after December 31, 2009, the authorized share reserve is reduced by (ii) 1.7 shares for every one share of common stock that was subject to an award other than an option or stock appreciation right. + References No definition available. + Details
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- Definition The Stock Incentive Plan shares are subject to a fungible share provision such that, with respect to grants made after December 31, 2009, the authorized share reserve is reduced by (i) one share for every one share subject to a stock option or share appreciation right granted under the Plan. + References No definition available. + Details
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- Definition Amount of cost not yet recognized for nonvested award under share-based payment arrangement. + 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 (i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + 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 (i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Number of shares authorized for issuance under share-based payment arrangement. + 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 (a)(3) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + 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 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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