Earnings or Loss per Share (Schedules) (Details) - shares	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Earnings Per Share [Abstract]
Weighted average ordinary shares outstanding (basic EPS computation) (in shares)	551,973,418	590,985,197	561,295,200	608,816,109
Incremental shares attributable to the assumed exercise of outstanding options and SARs and the release of RSUs and PSUs upon vesting (treasury stock method) (in shares)	13,071,058	0	13,131,584	0
Weighted average common shares (diluted EPS computation) (in shares)	565,044,476	590,985,197	574,426,784	608,816,109