Stockholders' Equity (Details) - USD ($) |
3 Months Ended | 6 Months Ended | |||
---|---|---|---|---|---|
Jun. 30, 2020 |
Jun. 30, 2019 |
Jun. 30, 2020 |
Jun. 30, 2019 |
Nov. 30, 2019 |
|
Class of Stock [Line Items] | |||||
Stock repurchase program, authorized amount | $ 5,000,000.0 | ||||
Economic interest percentage | 29.80% | ||||
Non-controlling interest holders | |||||
Class of Stock [Line Items] | |||||
Economic interest percentage | 70.20% | ||||
Common Class B | |||||
Class of Stock [Line Items] | |||||
Antidilutive securities (in shares) | 3,724,329 | 5,988,485 | 3,724,329 | 5,988,485 | |
Class C Common Stock | |||||
Class of Stock [Line Items] | |||||
Antidilutive securities (in shares) | 77,791,218 | 77,791,218 | 77,791,218 | 77,791,218 | |
Stock Options | |||||
Class of Stock [Line Items] | |||||
Antidilutive securities (in shares) | 1,078,154 | 166,827 | 1,078,154 | 166,827 |