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Summary Of Significant Accounting Policies - Success Payments, Research Funding Payments and Notes Payables (Details) - Promissory Notes | 12 Months Ended
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Dec. 31, 2020
Recent Accounting Pronouncements |
Interest rate (as a percentage) | 4.80%
Period of outstanding principal and accrued interest payable | 5 months

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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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