Inventories (Details) - USD ($) $ in Thousands	Oct. 01, 2016	Jan. 02, 2016
Summary of inventories
Raw materials	$ 5,129	$ 5,555
Work in process	4,429	4,478
Finished goods	3,461	3,464
Provision for slow moving inventory	(489)	(450)
Total	$ 12,530	$ 13,047

Summary of inventories.

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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-Publisher FASB
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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount of valuation reserve for inventory.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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