Shareholders' Equity And Net Income Per Share Other (Details) $ / shares in Units, $ in Millions		11 Months Ended	12 Months Ended
	Jun. 12, 2020 USD ($) d $ / shares shares	Nov. 22, 2011	Dec. 31, 2021 USD ($) $ / shares shares	Dec. 31, 2020 USD ($) $ / shares shares	Dec. 31, 2019 USD ($)	Jun. 15, 2023 shares
Shareholders' Equity and Net Income Per Share [Line Items]
Initial Offering Period		November 22, 2011
Shares Issued, Price Per Share | $ / shares	$ 75.91
Preferred Stock, Dividend Rate, Percentage	5.50%
Preferred shares, par value per share (USD per share) | $ / shares	$ 0.01		$ 0.01	$ 0.01
Preferred Stock, Liquidation Preference Per Share | $ / shares	100
Proceeds from the public offering of preferred shares, net of issuance costs			$ 0	$ 1,115	$ 0
Preferred Stock, Dividend Rate, Per-Dollar-Amount | $ / shares	$ 5.50
Common Stock, Shares, Issued | shares	15,100,000		270,514,140	270,025,374
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | shares			12,370,000
Minimum | Scenario, Forecast
Convertible Preferred Stock, Shares Issued upon Conversion | shares						1.0754
Maximum | Scenario, Forecast
Convertible Preferred Stock, Shares Issued upon Conversion | shares						1.3173
Ordinary Shares
Proceeds from Issuance or Sale of Equity	$ 1,115
Payments of Stock Issuance Costs	35
Preferred Shares
Payments of Stock Issuance Costs	35
Proceeds from the public offering of preferred shares, net of issuance costs	$ 1,115
Debt Instrument, Convertible, Threshold Consecutive Trading Days | d	20