CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Jun. 30, 2019	Dec. 31, 2018
Current Assets:
Cash and cash equivalents	$ 25,757,000	$ 46,478,000
Short-term investments	4,494,000
Accounts receivable, net of allowances for chargebacks and cash discounts of $2,509 and $1,865, respectively	20,144,000	27,801,000
Inventories	12,374,000	10,367,000
Other current assets	1,811,000	4,032,000
Total current assets	64,580,000	88,678,000
Property and equipment, net	7,636,000	7,914,000
Operating lease right-of-use assets	3,274,000
Intangible assets, net	13,619,000	14,616,000
Other assets	149,000	149,000
Total assets	89,258,000	111,357,000
Current Liabilities:
Accounts payable	6,556,000	12,730,000
Accrued expenses	33,684,000	35,818,000
Current portion of operating lease liabilities	606,000
Current portion of long-term debt	16,372,000	8,557,000
Total current liabilities	57,218,000	57,105,000
Long-Term Liabilities:
Long-term debt, net of current portion	28,489,000	43,217,000
Operating lease liabilities	3,608,000
Derivative liability	1,373,000	2,017,000
Deferred rent		989,000
Other long-term liabilities	182,000	184,000
Total long-term liabilities	33,652,000	46,407,000
Stockholders’ Equity (Deficit):
Preferred stock, $0.001 par value, 5,000,000 shares authorized, no shares issued or outstanding at June 30, 2019 and December 31, 2018
Common stock, $0.001 par value, 100,000,000 shares authorized at June 30, 2019 and December 31, 2018 ; 49,764,076 and 49,730,275 shares issued and outstanding, respectively, at June 30, 2019; 49,710,104 and 49,676,303 shares issued and outstanding, respectively, at December 31, 2018	50,000	50,000
Treasury stock, at cost, 33,801 shares at June 30, 2019 and December 31, 2018	(352,000)	(352,000)
Additional paid-in capital	327,035,000	325,130,000
Accumulated deficit	(328,346,000)	(316,983,000)
Accumulated other comprehensive loss	1,000
Total stockholders’ equity (deficit)	(1,612,000)	7,845,000
Total liabilities and stockholders’ equity	$ 89,258,000	$ 111,357,000