Note 15 - Employee Benefit Plans (Details) - Foreign Defined Benefit Plans’ Assets by Asset Allocation and Fair Value Hierarchy - USD ($) $ in Thousands	Jan. 03, 2016	Dec. 28, 2014
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	$ 239,280	$ 261,026
Fair Value, Inputs, Level 1 [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	165,766	255,092
Fair Value, Inputs, Level 1 [Member] | Foreign Pension Plan [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	165,766	255,092
Fair Value, Inputs, Level 1 [Member] | Equity Securities [Member] | Foreign Pension Plan [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	117,889	171,224
Fair Value, Inputs, Level 1 [Member] | Debt Securities [Member] | Foreign Pension Plan [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	45,953	81,821
Fair Value, Inputs, Level 1 [Member] | Other Asset Categories, Including Cash [Member] | Foreign Pension Plan [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	1,924	2,047
Fair Value, Inputs, Level 2 [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	59,228	0
Fair Value, Inputs, Level 2 [Member] | Foreign Pension Plan [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	59,228	0
Fair Value, Inputs, Level 2 [Member] | Equity Securities [Member] | Foreign Pension Plan [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	0	0
Fair Value, Inputs, Level 2 [Member] | Debt Securities [Member] | Foreign Pension Plan [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	41,725	0
Fair Value, Inputs, Level 2 [Member] | Other Asset Categories, Including Cash [Member] | Foreign Pension Plan [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	17,503	0
Fair Value, Inputs, Level 3 [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	14,286	5,934
Fair Value, Inputs, Level 3 [Member] | Foreign Pension Plan [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	14,286	5,934
Fair Value, Inputs, Level 3 [Member] | Equity Securities [Member] | Foreign Pension Plan [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	0	0
Fair Value, Inputs, Level 3 [Member] | Debt Securities [Member] | Foreign Pension Plan [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	9,576	0
Fair Value, Inputs, Level 3 [Member] | Other Asset Categories, Including Cash [Member] | Foreign Pension Plan [Member]
Asset Class
Defined Benefit Plan, Fair Value of Plan Assets	$ 4,710	$ 5,934