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Share-Based Compensation - Employee stock purchase plan (Details) - Employee stock purchase plan | 6 Months Ended
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Jun. 30, 2021 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Common stock available for issuance | 230,000
Percentage of common stock purchase price | 15.00%
Discount percentage on marker price | 85.00%
Shares issued | 0

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- Definition Discount rate from fair value on offering date that participants pay for shares. + 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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- 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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