Stock-Based Compensation - Stock Incentive Plan (Details) - shares	1 Months Ended
	May 31, 2019	Jan. 31, 2019
2011 Plan
Stock Based Compensation
Maximum number of shares of common stock that may be issued		79,498,016
2019 Plan | Class A common stock
Stock Based Compensation
Maximum number of shares of common stock that may be issued	8,750,000
Threshold percentage of outstanding shares	2.00%