Inventories (Schedule of Capitalized Interest Costs) (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		May 31, 2020	May 31, 2019	May 31, 2020	May 31, 2019
Interest Costs
Capitalized interest at beginning of period		$ 192,125	$ 213,370	$ 195,738	$ 209,129
Interest incurred		31,055	36,544	62,017	71,332
Interest amortized to construction and land costs	[1]	(28,746)	(37,754)	(63,321)	(68,301)
Capitalized interest at end of period	[2]	194,434	212,160	194,434	212,160
Land [Member]
Interest Costs
Interest amortized to construction and land costs		$ 0	$ (600)	$ 0	$ (600)

[1]
(a) Interest amortized to construction and land costs for the three months and six months ended May 31, 2019 included a nominal amount

[2] b) Capitalized interest amounts reflect the gross amount of capitalized interest, as inventory impairment charges recognized, if any, are not generally allocated to specific components of inventory.