Note 4 - Supplemental Financial Statement Information - Components of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	Nov. 30, 2019	Dec. 01, 2018	Dec. 02, 2017
Total accumulated other comprehensive loss	$ (343,600)	$ (280,152)
AOCI Including Portion Attributable to Noncontrolling Interest [Member]
Foreign currency translation adjustment	(147,821)	(127,398)	$ (56,159)
Interest rate swap, net of taxes of ($4,300)	(13,338)	21,693	1,922
Cash flow hedges, net of taxes of $21	1,763	(12,057)	(5,322)
Defined benefit pension plans adjustment, net of taxes of $81,891	(165,968)	(144,140)	(141,171)
Reclassification of AOCI tax effects	(18,341)	(18,341)
Total accumulated other comprehensive loss	(343,705)	(280,243)	(200,730)
AOCI Attributable to Parent [Member]
Foreign currency translation adjustment	(147,716)	(127,307)	(56,084)
Interest rate swap, net of taxes of ($4,300)	(13,338)	21,693	1,922
Cash flow hedges, net of taxes of $21	1,763	(12,057)	(5,322)
Defined benefit pension plans adjustment, net of taxes of $81,891	(165,968)	(144,140)	(141,171)
Reclassification of AOCI tax effects	(18,341)	(18,341)
Total accumulated other comprehensive loss	(343,600)	(280,152)	(200,655)
AOCI Attributable to Noncontrolling Interest [Member]
Foreign currency translation adjustment	(105)	(91)	(75)
Interest rate swap, net of taxes of ($4,300)	0	0	0
Cash flow hedges, net of taxes of $21	0	0	0
Defined benefit pension plans adjustment, net of taxes of $81,891	0	0	0
Reclassification of AOCI tax effects	0	0
Total accumulated other comprehensive loss	$ (105)	$ (91)	$ (75)