Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 30, 2012	Jan. 01, 2012
Current assets:
Cash and cash equivalents	$ 22,578	$ 20,203
Short-term investment in TowerJazz Semiconductor Ltd.	345	406
Accounts receivable, net of allowances for doubtful accounts of $20 and $10, respectively	1,242	1,585
Inventories	3,028	3,764
Other current assets	986	613
Total current assets	28,179	26,571
Property and equipment, net	2,659	2,181
Other assets	186	211
TOTAL ASSETS	31,024	28,963
Current liabilities:
Accounts receivable, net of allowances for doubtful accounts of $20 and $10, respectively	1,965	2,464
Accrued liabilities	1,214	1,118
Deferred royalty revenue	0	8
Current portion of capital lease obligations	160	141
Total current liabilities	3,339	3,731
Long-term liabilities:
Capital lease obligations, less current portion	266	146
Other long-term liabilities	141	148
Total liabilities	3,746	4,025
Commitments and contingencies (see Note 14)
Stockholders' equity:
Preferred stock, $0.001 par value; 10,000 shares authorized; no shares issued and outstanding	0	0
Common stock, $0.001 par value; 100,000 shares authorized; 44,506 and 38,636 shares issued and outstanding, respectively	45	39
Additional paid-in capital	204,797	190,025
Accumulated other comprehensive income	(11)	113
Accumulated deficit	(177,553)	(165,239)
Total stockholders' equity	27,278	24,938
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 31,024	$ 28,963