Long-Term Debt (Detail) - USD ($) $ in Thousands	May 31, 2019	Nov. 30, 2018
Debt Instrument [Line Items]
Long-term debt	$ 256,827	$ 257,305
Debt Instrument, Unamortized Discount and Debt Issuance Costs	(1,521)	(1,640)
Less: current portion	4,759	4,521
Debt Instrument, Unamortized Discount and Debt Issuance Costs, Current	(237)	(237)
Long-Term Debt	252,068	252,784
Debt Instrument, Unamortized Discount and Debt Issuance Costs, Non-current	(1,284)	(1,403)
4.63 percent Senior Notes
Debt Instrument [Line Items]
Long-term debt	65,000	65,000
Debt Instrument, Unamortized Discount and Debt Issuance Costs	(83)	(108)
3.95 percent Senior Notes
Debt Instrument [Line Items]
Long-term debt	100,000	100,000
Debt Instrument, Unamortized Discount and Debt Issuance Costs	(223)	(244)
6.25 percent Term Loan
Debt Instrument [Line Items]
Long-term debt	45,510	46,014
Debt Instrument, Unamortized Discount and Debt Issuance Costs	0	0
TIF bond debt service funding commitment
Debt Instrument [Line Items]
Long-term debt	46,317	46,291
Debt Instrument, Unamortized Discount and Debt Issuance Costs	(1,215)	(1,288)
Revolving Credit Facility
Debt Instrument [Line Items]
Long-term debt	0	0
Debt Instrument, Unamortized Discount and Debt Issuance Costs	$ 0	$ 0