Mandatorily Redeemable Convertible Preferred Shares	3 Months Ended
	Feb. 28, 2023
Temporary Equity Disclosure [Abstract]
Mandatorily Redeemable Convertible Preferred Shares	Mandatorily Redeemable Convertible Preferred SharesOur $125.0 million of callable mandatorily redeemable cumulative convertible preferred shares (“Preferred Shares”) were converted during the three months ended February 28, 2023 at a price of $1,000 per preferred share, plus accrued interest, into 4,654,362 common shares for $125.0 million, or $26.86 per common share. At November 30, 2022, the Preferred Shares were convertible into 4,440,863 common shares, an effective conversion price of $28.15 per common share.