Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
ASSETS
Cash and cash equivalents	$ 3,137	$ 3,970
Accounts receivable, net of allowance for doubtful accounts of $205 and $153 at June 30, 2014 and December 31, 2013, respectively	6,518	8,398
Inventories	574	596
Other current assets	1,788	1,597
Assets held for sale	1,866	2,302
Total current assets	13,883	16,863
Property, plant and equipment	11,157	12,118
Less: Accumulated depreciation and amortization	8,376	9,165
Property, plant and equipment, net	2,781	2,953
Other assets	864	1,830
Total assets	17,528	21,646
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	3,833	3,440
Accrued expenses	4,095	4,036
Total current liabilities	7,928	7,476
Other long-term liabilities	1,395	870
Commitments and contingencies (Note 10)
Stockholders' Equity:
Common stock, par value $.04 per share; Authorized: 240,000,000 shares; Issued: 70,887,448 shares and 70,382,544 shares at June 30, 2014 and December 31, 2013, respectively; Outstanding: 70,878,053 shares and 70,373,149 shares at June 30, 2014 and December 31, 2013, respectively.	2,835	2,815
Additional paid-in capital	150,618	150,235
Accumulated deficit	(145,177)	(139,679)
Stockholders' equity	8,276	13,371
Less: Treasury stock, at cost; 9,395 shares at June 30, 2014 and December 31, 2013	(71)	(71)
Total stockholders' equity	8,205	13,300
Total liabilities and stockholders' equity	$ 17,528	$ 21,646