Shareholders' Equity - Schedule of Common Stock Outstanding (Details) - $ / shares	Mar. 31, 2020	Dec. 31, 2019	Jun. 03, 2019	Mar. 31, 2019
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	70,863,540			995
Common Class A
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	64,352,247	64,293,741
Common Class C
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	6,511,293	6,511,293
Shares outstanding not subject to an earn-out agreement
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	64,015,704			995
Shares outstanding not subject to an earn-out agreement | Common Class A
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	58,235,794
Shares outstanding not subject to an earn-out agreement | Common Class C
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	5,779,910
Shares subject to a $15.00 earn-out
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	2,940,336			0
Business combination, earn out price (usd per share)	$ 15.00			$ 15.00
Shares subject to a $15.00 earn-out | Common Class A
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	2,940,336
Business combination, earn out price (usd per share)			$ 15.00
Shares subject to a $15.00 earn-out | Common Class C
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	0
Shares subject to a $12.50 earn-out
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	3,750,000			0
Business combination, earn out price (usd per share)	$ 12.50			$ 12.50
Shares subject to a $12.50 earn-out | Common Class A
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	3,018,617
Shares subject to a $12.50 earn-out | Common Class C
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	731,383
Shares subject to a $12.25 earn-out
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	157,500			0
Business combination, earn out price (usd per share)	$ 12.25			$ 12.25
Shares subject to a $12.25 earn-out | Common Class A
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	157,500
Business combination, earn out price (usd per share)			$ 12.25
Shares subject to a $12.25 earn-out | Common Class C
Class of Stock [Line Items]
Common stock, shares outstanding (shares)	0