Note 6 - Notes Payable, Long-term Debt and Lines of Credit - Long-term Debt (Details) - USD ($) $ in Thousands		12 Months Ended
		Nov. 30, 2019	Dec. 01, 2018
Other, including debt issuance cost and discount		$ (12,266)	$ (31,493)
Long-term debt		1,963,384	2,232,757
Less: current maturities		(65,000)	(91,225)
Long-term debt, net of current maturities		$ 1,898,384	2,141,532
Term Loan B [Member]
Long-term weighted-average interest rate	[1]	4.06%
Loan maturity date	[1]	2024
Long-term debt, gross	[1]	$ 1,675,650	1,964,250
Public Bond [Member]
Long-term weighted-average interest rate	[2]	3.78%
Loan maturity date	[2]	2027
Long-term debt, gross	[2]	$ 300,000	300,000
Revolving Credit Facility [Member]
Long-term weighted-average interest rate		3.70%
Loan maturity date		2022
Long-term debt, gross		$ 0	$ 0

[1] Term Loan B, due on October 20, 2024, $2,150,000 variable rate at the London Interbank Offered Rate (LIBOR) plus 2.00 percent (3.72 percent at November 30, 2019); $1,350,000 swapped to various fixed rates as detailed below.

[2] Public Notes, due February 15, 2027, $300,000 4.00 percent fixed; $150,000 swapped to a variable rate of 1-month LIBOR plus 1.86 percent