Note 15 - Operating Segments - Financial Information About Geographic Areas (Details) - USD ($) $ in Thousands	3 Months Ended																12 Months Ended
	Dec. 01, 2018		Sep. 01, 2018	[1]	Jun. 02, 2018	[1]	Mar. 03, 2018	[1]	Dec. 02, 2017		Sep. 02, 2017	[1]	Jun. 03, 2017	[1]	Mar. 04, 2017	[1]	Dec. 01, 2018	Dec. 02, 2017	Dec. 03, 2016
Sales revenue	$ 768,429	[1]	$ 770,107		$ 789,387		$ 713,079		$ 678,200	[1]	$ 562,869		$ 561,651		$ 503,323		$ 3,041,002	$ 2,306,043	$ 2,094,605
Property, plant and equipment, net	636,549								670,194								636,549	670,194	515,275
UNITED STATES
Sales revenue																	1,374,147	969,346	869,919
Property, plant and equipment, net	286,639								212,078								286,639	212,078	202,944
CHINA
Sales revenue																	343,960	302,009	257,779
Property, plant and equipment, net	77,861								83,808								77,861	83,808	83,548
GERMANY
Property, plant and equipment, net	137,677								149,269								137,677	149,269	99,229
Countries with More Than 10 Percent of Total [Member]
Sales revenue																	1,718,107	1,271,355	1,127,698
All Other Countries With Less than 10 Percent of Total [Member]
Sales revenue																	1,322,895	1,034,688	966,907
Property, plant and equipment, net	$ 134,371								$ 225,039								$ 134,371	$ 225,039	$ 129,554

[1] Amounts have been adjusted retrospectively for the change in accounting principle as discussed in Note 1.