Share Repurchase Program (Purchase Of Outstanding Shares) (Details) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2022 USD ($) $ / shares shares
Share Repurchase Program [Abstract]
Number of shares purchased | shares	1.1
Average price paid per share | $ / shares	$ 36.95	[1]
Cost of share purchased | $	$ 40

[1] The average price paid per share is calculated on a trade date basis and excludes commissions.