Contingencies and Commitments - Narrative (Details) $ in Millions	6 Months Ended	12 Months Ended
	May 31, 2022 USD ($) lawsuit	Nov. 30, 2021 USD ($)	May 02, 2019 lawsuit
Commitments and Contingencies Disclosure [Abstract]
Number of lawsuits			2
Number of lawsuits, COVID-19	73
Number of lawsuits dismissed or settled, COVID-19	63
Number of lawsuits remaining, COVID-19	10
Number of class actions, COVID-19	10
Number of class actions dismissed or settled, COVID-19	8
Number of class actions remaining, COVID-19	2
Customer deposits | $	$ 1,400	$ 1,100
Escrow deposit | $	$ 30	$ 30