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Nature of Business and Interim Financial Statements - Narrative (Details) $ in Millions | 6 Months Ended
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Jun. 30, 2021 USD ($) entity
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Ownership percentage in variable interest entity | 0.50%
Number of variable interest entities (in entities) | entity | 2
Maximum exposure to loss | $ | $ 3.4

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