CONSOLIDATED BALANCE SHEETS - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Current assets:
Cash	$ 19,593,000	$ 6,295,000
Restricted cash	0	2,350,000
Accounts receivable, net	18,512,000	26,870,000
Inventories, net	30,093,000	32,632,000
Prepaid expenses and other current assets	4,262,000	3,138,000
Current assets of discontinued operations	364,000	30,210,000
Total current assets	72,824,000	101,495,000
Property and equipment, net	15,076,000	16,081,000
Intangibles, net	5,711,000	8,806,000
Other assets	516,000	502,000
Noncurrent assets of discontinued operations	61,000	19,457,000
Total assets	94,188,000	146,341,000
Current liabilities:
Accounts payable	8,701,000	13,542,000
Accrued expenses	27,589,000	21,175,000
Common stock warrant liabilities		687,000
Current portion of long-term debt	3,113,000	79,742,000
Current liabilities of discontinued operations	732,000	9,891,000
Total current liabilities	40,135,000	125,037,000
Long-term debt, less current portion	43,092,000	480,000
Other long-term liabilities	28,862,000	32,281,000
Long-term liabilities of discontinued operations		1,516,000
Redeemable preferred stock, $0.0001 par value; 20,000 authorized at December 31, 2016 and 2015; 3,319 shares issued and outstanding at both December 31, 2016 and 2015	23,603,000	23,603,000
Commitments and contingencies
Stockholders’ deficit:
Common stock, $0.0001 par value; 200,000 authorized; 9,049 and 8,513 shares issued and outstanding at December 31, 2016 and 2015, respectively	1,000	1,000
Treasury stock, 2 shares	(97,000)	(97,000)
Additional paid-in capital	419,787,000	416,948,000
Shareholder note receivable	(5,000,000)	(5,000,000)
Accumulated other comprehensive income (loss)	970,000	(21,188,000)
Accumulated deficit	(457,165,000)	(427,240,000)
Total stockholders’ deficit	(41,504,000)	(36,576,000)
Total liabilities and stockholders’ deficit	$ 94,188,000	$ 146,341,000