Unaudited Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 630	$ 690
Accounts receivable, net of allowance of $925 and $1,565, respectively	1,801	2,957
Inventories	3,649	5,118
Prepaid expenses and other	1,468	2,271
Total current assets	7,548	11,036
Other assets:
Goodwill	45,523	47,723
Identifiable intangible assets, net	28,267	34,173
Property and equipment, net	1,934	2,099
Debt issuance costs and other		283
Total assets	83,272	95,314
Current liabilities:
Current maturities of debt financing	33,359	22,942
Accounts payable	3,471	4,463
Accrued interest and other	11,208	13,076
Current portion of warrant and derivative liabilities	29,400	54,908
Total current liabilities	77,438	95,389
Long-term liabilities:
Debt financing, net of current maturities	66,314	67,971
Deferred income taxes	3,712	3,867
Total liabilities	147,464	167,227
Commitments and contingencies (Note 12)
Stockholders' deficit:
Common stock, par value $0.001 per share; 300,000,000 shares authorized; 75,495,658 and 74,552,006 shares issued and outstanding as of June 30, 2016 and December 31, 2015, respectively	75	75
Additional paid-in capital	391,612	387,793
Accumulated deficit	(445,767)	(453,793)
Accumulated other comprehensive loss	(10,112)	(5,988)
Total stockholders' deficit	(64,192)	(71,913)
Total liabilities and stockholders' deficit	$ 83,272	$ 95,314