CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 29, 2013	Dec. 28, 2012
ASSETS
Cash and cash equivalents	$ 19,243	$ 21,675
Accounts receivable trade, net	8,607	8,543
Inventories, net	11,010	11,673
Prepaids, deposits and other current assets	2,744	2,183
Total current assets	41,604	44,074
Property, plant and equipment, net	6,184	5,439
Intangible assets, net	1,858	2,142
Goodwill	1,786	1,786
Deferred income taxes	188	187
Other assets	1,038	1,131
Total assets	52,658	54,759
LIABILITIES AND STOCKHOLDERS' EQUITY
Line of credit	5,300	5,850
Accounts payable	3,663	5,129
Deferred income taxes	440	439
Obligations under capital leases	701	829
Other current liabilities	5,075	5,702
Total current liabilities	15,179	17,949
Obligations under capital leases	346	488
Deferred income taxes	892	885
Asset retirement obligations	646	707
Pension liability	2,946	2,988
Total liabilities	20,009	23,017
Commitments and contingencies (Note 11)
Stockholders' equity:
Common stock, $0.01 par value; 60,000 shares authorized; 36,432 and 36,423 shares issued and outstanding at March 29, 2013 and December 28, 2012	364	364
Additional paid-in capital	163,361	162,251
Accumulated other comprehensive income	905	1,580
Accumulated deficit	(131,981)	(132,453)
Total stockholders' equity	32,649	31,742
Total liabilities and stockholders' equity	$ 52,658	$ 54,759