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Income Taxes (Details 1) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jan. 01, 2015	Jan. 01, 2016	Jan. 02, 2015	Jan. 03, 2014
Increase (decrease) in taxes resulting from:
Computed provision (benefit) for taxes based on income at statutory rate percentage		34.00%	34.00%	34.00%
Permanent differences percentage		(0.60%)	(0.20%)	3.20%
Federal minimum taxes percentage		0.00%	(0.10%)	0.00%
State minimum taxes, net of federal income tax benefit percentage		(0.10%)	(0.10%)	0.70%
Stock options percentage			0.00%	0.00%
State tax benefit percentage		(6.60%)	4.60%	6.40%
Tax rate difference due to foreign statutory rate percentage		1.60%	3.30%	43.70%
Expiration of state net operating tax carryforwards percentage		(47.30%)	0.00%	0.00%
Foreign earnings not permanently reinvested percentage		(9.80%)	0.10%	(7.70%)
Foreign dividend withholding percentage		(3.80%)	(1.50%)	12.50%
Expiration of charitable contribution carryover percentage		(0.30%)	(0.20%)	0.20%
Reserve percentage		0.00%	0.00%	(10.90%)
Other percentage		2.50%	1.00%	6.40%
Valuation allowance percentage		13.80%	(38.00%)	(24.20%)
Effective tax provision (benefit) rate percentage		(16.60%)	2.90%	64.30%
Increase (decrease) in taxes resulting from:
Computed provision (benefit) for taxes based on income at statutory rate		$ (1,905)	$ (2,939)	$ 379
Permanent differences		33	20	35
Federal minimum taxes		0	3	0
State minimum taxes, net of federal income tax benefit		8	10	8
Stock options			0	0
State tax benefit		370	(394)	71
Tax rate difference due to foreign statutory rate		(90)	(288)	487
Expiration of state net operating tax carryforwards		2,650	0	0
Foreign earnings not permanently reinvested		547	(11)	(86)
Foreign dividend withholding		211	132	140
Expiration of charitable contribution carryover		15	18	2
Reserve		0	0	(121)
Other		(140)	(85)	71
Valuation allowance		(771)	3,281	(270)
Effective tax provision (benefit) rate	$ 300	$ 928	$ (253)	$ 716

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