Shareholders' Equity - Additional Information (Details) - USD ($)		12 Months Ended
	Apr. 01, 2020	Dec. 31, 2021	Dec. 31, 2019	Dec. 31, 2015	Dec. 31, 2020	Oct. 01, 2018	Feb. 28, 2017
Class of Stock [Line Items]
Authorized shares (in shares)		50,000,000			50,000,000
Preferred stock, par value (in dollars per share)		$ 0.01			$ 0.01
Preferred stock, shares issued (in shares)		0			0
Preferred stock, Outstanding shares (in shares)		0			0
2015 Program
Class of Stock [Line Items]
Authorized amount				$ 550,000,000
Stock repurchase program, period in force				3 years
Remaining amount authorized to be repurchased							$ 112,000,000
2017 Program
Class of Stock [Line Items]
Authorized amount							$ 400,000,000
Remaining amount authorized to be repurchased			$ 231,000,000
Shares repurchased (in shares)			0
Class A
Class of Stock [Line Items]
Authorized common stock (in shares)						175,000,000
Common stock, par value (in dollars per share)		$ 0.01			$ 0.01
Shares converted (in shares)	3,485,215	20,308,454
Class B
Class of Stock [Line Items]
Common stock, par value (in dollars per share)		$ 0.01			$ 0.01
Shares converted (in shares)	3,485,215	20,308,454
Nonvoting Common Stock
Class of Stock [Line Items]
Authorized common stock (in shares)						25,000,000