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Significant Transactions - Pro-forma Financial Information and Results of Business Acquired (Details) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Pro-forma financial information:    
Pro-forma net revenue $ 204,619,618 $ 181,724,059
Pro-forma operating income 9,082,482 (4,746,892)
Net revenue since acquisition date 40,724,747 8,626,378
Operating income (loss) since acquisition date $ (5,559,851) $ 1,431,523