Shareholders' Equity (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	May 31, 2022	May 31, 2021	May 31, 2022	May 31, 2021
Equity [Abstract]
Number of shares sold (in shares)	3.9	0.0	5.2	0.0
Number of shares repurchased (in shares)	3.9	0.0	5.2	0.0
Net proceeds from Stock Swap Program	$ 6		$ 8
Shares issued (in shares)	0.8		1.6
Average price of common stock sold (in dollars per share)	$ 18.54		$ 19.27
Consideration received	$ 15		$ 30