Net Income Per Share - TEU (Details) - USD ($) $ / shares in Units, $ in Millions			12 Months Ended
	Sep. 15, 2021	Sep. 17, 2018	Dec. 31, 2021	Dec. 31, 2020
Earnings Per Share [Abstract]
Tangible equity units issued		16,500,000
Tangible equity units proceeds		$ 800
Price for basic share (in dollars per share)			$ 0.330911	$ 0.313400
Price for diluted share (usd per share)			$ 0.330911	$ 0.383900
Stock Issued During Period, Shares, Issued for Services	5,460,031