Note 7 - Property and Equipment - Summary of Property and Equipment (Details) - USD ($) $ in Thousands		Dec. 30, 2018	Dec. 31, 2017	Jan. 01, 2017
Property and equipment, gross		$ 725,846	$ 519,962
Accumulated depreciation		(432,958)	(307,317)
Property and Equipment	[1]	292,888	212,645
Land [Member]
Property and equipment, gross		16,870	17,743
Building [Member]
Property and equipment, gross		143,725	130,919
Equipment [Member]
Property and equipment, gross		$ 565,251	$ 371,300

[1] Long-lived assets include tangible assets physically located in foreign countries.