Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jul. 04, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 15,155	$ 18,430
Accounts receivable, net	5,763	5,335
Inventories	9,731	13,844
Prepaid expenses and other current assets	$ 3,066	2,721
Assets held for sale		335
Total current assets	$ 33,715	40,665
Plant and equipment:
Equipment and furniture	190,960	190,718
Leasehold improvements	46,887	46,850
Projects in process	1,447	1,415
	239,294	238,983
Less accumulated depreciation and amortization	225,811	221,812
	13,483	17,171
Other assets	111	180
Total assets	47,309	58,016
Current liabilities:
Accounts payable	4,927	5,913
Accrued liabilities	3,355	3,419
Accrued restructuring costs	410	904
Bank borrowings	4,000	4,000
Total current liabilities	12,692	14,236
Other long-term liabilities	842	1,122
Total liabilities	$ 13,534	$ 15,358
Commitments and contingencies
Stockholders’ equity:
Common stock, $0.01 par value, 144,000 shares authorized, 88,327 issued at July 4, 2015 and 86,878 issued at December 31, 2014	$ 883	$ 869
Additional paid-in capital	644,991	642,683
Accumulated deficit	(611,840)	(600,635)
Treasury stock at cost: 115 shares	(259)	(259)
Total stockholders’ equity	33,775	42,658
Total liabilities and stockholders’ equity	$ 47,309	$ 58,016