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Commitments and Contingencies - Legal Proceedings (Details) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2017 entity | Dec. 31, 2020 company claim
Commitments and Contingencies |  |
Number filing notice of opposition | 10 | 2
Notices of opposition |  | 3

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- Definition The total number of new claims filed pertaining to a loss contingency during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14435-108349 + Details
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