Note 14 - Income Taxes (Details Textual) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jan. 02, 2016	Jan. 02, 2016	Dec. 27, 2014	Dec. 28, 2013
Accumulated Defined Benefit Plans Adjustment Attributable to Noncontrolling Interest [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]
Income Tax Expense (Benefit)		$ 11,700
CHINA
Income Tax Holiday, Aggregate Dollar Amount		$ 2,600
Income Tax Holiday Expense (Benefit) Amount Per Diluted Share		$ 0.11
Income Tax Expense (Benefit)	$ 24,482	$ 24,482	$ 32,228	$ 35,451
Income Taxes Paid		23,300	26,600	30,400
Undistributed Earnings of Foreign Subsidiaries	367,900	367,900
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	100	100
Unrecognized Tax Benefits	$ 102	$ 102	$ 112	$ 112