Stock Based Compensation - CEO Performance Award - Additional Information (Details) - Chief Executive Officer - C E O Performance Award $ / shares in Units, $ in Billions	Aug. 07, 2020 USD ($) Tranche $ / shares shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Option to purchase common stock period	10 years
Common stock sold in registered direct offering | shares	24,935,882
Percentage of outstanding shares of common stock sold	10.00%
Number of tranches | Tranche	10
First market capitalization milestone amount	$ 5.0
Amount of capitalization to meet next two milestones	2.0
Amount of capitalization to meet next three milestones	3.0
Amount of capitalization to meet next three milestones thereafter	4.0
Amount of capitalization to meet final milestones	5.0
Market capitalization to fully vest in award increase	$ 35.0
Exercise price per share | $ / shares	$ 17.30
Percentage of premium to closing sales price of common stock	20.00%