Note 7 - Components of Net Periodic Benefit Related to Pension and Other Postretirement Benefit Plans - Components of Net Periodic Benefit Cost (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	May 31, 2025	Jun. 01, 2024	May 31, 2025	Jun. 01, 2024
Pension Plan [Member] | UNITED STATES
Service cost	$ 0	$ 0
Interest cost	3,242	3,464	$ 6,484	$ 6,928
Expected return on assets	(5,717)	(6,555)	(11,434)	(13,110)
Prior service cost	0	0	0	0
Actuarial loss	1,953	1,159	3,906	2,318
Net periodic (benefit) cost	(522)	(1,932)	(1,044)	(3,864)
Service cost			0	0
Pension Plan [Member] | Foreign Plan [Member]
Service cost	385	347
Interest cost	1,495	1,560	2,937	3,129
Expected return on assets	(1,685)	(1,627)	(3,309)	(3,264)
Prior service cost	29	16	56	32
Actuarial loss	490	510	965	1,024
Net periodic (benefit) cost	714	806	1,402	1,618
Service cost			753	697
Other Postretirement Benefits Plan [Member]
Service cost	0	0
Interest cost	249	291	498	583
Expected return on assets	(3,484)	(2,727)	(6,968)	(5,454)
Prior service cost	0	0	0	0
Actuarial loss	(2,277)	0	(4,554)	0
Net periodic (benefit) cost	$ (5,512)	$ (2,436)	(11,024)	(4,871)
Service cost			$ 0	$ 0