CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)	6 Months Ended
Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net loss	$ (11,743,000)	$ (17,509,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	574,000	510,000
Amortization of deferred financing costs and debt discount	468,000	500,000
Joint Venture acquisition obligation accretion	24,000	307,000
Provision for expired inventory	26,000	0
Change in fair value of warrants	0	2,322,000
Stock-based compensation expense	645,000	1,146,000
Loss on asset disposal	2,000	0
Loss on debt extinguishment	0	260,000
Increases (decreases) in cash caused by changes in operating assets and liabilities:
Accounts receivable	66,000	544,000
Inventories	(380,000)	730,000
Other current assets	137,000	(106,000)
Other assets	34,000	407,000
Accounts payable and accrued expenses	(431,000)	1,089,000
Deferred revenues	1,000	151,000
Long-term deferred rent	(158,000)	(139,000)
Net cash used in operating activities	(10,735,000)	(9,788,000)
Cash flows from investing activities:
Purchases of property and equipment	(105,000)	(497,000)
Expenditures for intellectual property	0	(13,000)
Net cash used in investing activities	(105,000)	(510,000)
Cash flows from financing activities:
Principal payments on long-term obligations	0	(25,032,000)
Proceeds from long-term obligations	0	17,700,000
Debt issuance costs and loan fees	0	(1,854,000)
Joint Venture purchase payments	(1,774,000)	(1,123,000)
Proceeds from exercise of employee stock options and warrants	0	4,986,000
Proceeds from sale of common stock, net	18,179,000	24,930,000
Dividends paid on preferred stock	0	(75,000)
Net cash provided by financing activities	16,405,000	19,532,000
Effect of exchange rate changes on cash and cash equivalents	139,000	(14,000)
Net increase in cash and cash equivalents	5,704,000	9,220,000
Cash and cash equivalents at beginning of period	14,338,000	14,622,000
Cash and cash equivalents at end of period	20,042,000	23,842,000
Cash paid during period for:
Interest	805,000	1,202,000
Supplemental schedule of non-cash investing and financing activities:
Conversion of preferred stock into common stock	0	10,000
Declared dividend related to preferred stock	$ 0	$ 3,000

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- Definition

The net change in the long term deferred rent liability balance during the reporting period. Long term deferred liability is a cumulative difference between the rental payments required by a lease agreement and the rental expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in expense more than one year after the balance sheet date.

+ References

No definition available.