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Inventories

12 Months Ended

Dec. 28, 2013

Inventories are stated at the lower of cost (which approximates actual cost on a first-in, first-out basis), or market. Inventories consist of the following (in thousands):



	At
	December 28, 2013		December 29, 2012
Raw materials and sub-assemblies	$	19,655	$	22,477
Work in process	7,597		5,812
Finished goods	7,268		11,370
Inventories	34,520		39,659
Inventories-delivered systems	6,901		2,274
Total inventories	$	41,421	$	41,933

The Company reflects the cost of systems that were invoiced upon shipment but deferred for revenue recognition purposes separate from its inventory held for sale as "Inventories-delivered systems."

- Definition

The entire disclosure for inventory. This may include, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the major classes of inventory, and the nature of the cost elements included in inventory. If inventory is stated above cost, accrued net losses on firm purchase commitments for inventory and losses resulting from valuing inventory at the lower-of-cost-or-market may also be included. For LIFO inventory, may disclose the amount and basis for determining the excess of replacement or current cost over stated LIFO value and the effects of a LIFO quantities liquidation that impacts net income.

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