Note 10 - Pension and Postretirement Benefits - Pension Plans With Accumulated Benefit and Projected Benefit Obligations in Excess of Plan Assets (Details) - Pension Plan [Member] - USD ($) $ in Thousands	Dec. 03, 2022	Nov. 27, 2021
UNITED STATES
Accumulated benefit obligation	$ 12,914	$ 17,558
Fair value of plan assets	0	0
Projected benefit obligation	12,914	17,558
Fair value of plan assets	0	0
Foreign Plan [Member]
Accumulated benefit obligation	36,820	48,912
Fair value of plan assets	9,617	11,350
Projected benefit obligation	39,350	131,174
Fair value of plan assets	$ 9,617	$ 84,626