Commitments and Contingencies - Legal Proceedings (Details) $ in Millions	6 Months Ended
Jun. 30, 2020 USD ($) claim
Loss Contingencies [Line Items]
Amount accrued for legal settlement \| $	$ 2.1
Class Action Suit In New York Supreme Court Alleging Federal Securities Law Violations In Connection With IPO [Member]
Loss Contingencies [Line Items]
Number of claims \| claim	2

Amount charged against operating income increasing loss contingency liability, after adjustments to reduce previously estimated charges.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

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