Common Stock Repurchases	6 Months Ended
	May 31, 2022
Equity [Abstract]
Common Stock Repurchases	Common Stock RepurchasesIn January 2020, our Board of Directors increased the total share repurchase authorization from $75 million to $250 million. In the three months ended May 31, 2022 and May 31, 2021, we repurchased and retired 0.6 million shares for $26.5 million and 0.4 million shares for $20.0 million, respectively. In the six months ended May 31, 2022 and May 31, 2021, we repurchased and retired 1.1 million shares for $51.5 million and 0.8 million shares for $35.0 million, respectively. The shares were repurchased in both periods as part of our Board of Directors authorized share repurchase program. As of May 31, 2022, there was $103.5 million remaining under the current authorization.