Common Stock Repurchases (Details) - USD ($) shares in Millions	3 Months Ended
	Feb. 28, 2023	Feb. 28, 2022	Jan. 31, 2023
Equity [Abstract]
Stock repurchase program additional authorized amount			$ 150,000,000
Stock repurchase authorization			$ 228,000,000
Common stock repurchased and retired (in shares)	0.3	0.6
Common stock repurchased and retired	$ 15,000,000	$ 25,000,000
Remaining authorized repurchase amount	$ 213,000,000