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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash flows from operating activities:
Net loss	$ (1,894)	$ (2,149)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	148	486
Stock-based compensation	199	446
Amortization of intangible assets		83
Impairment of goodwill	420	3,159
Amortization of debt issuance costs		30
Accrued interest	164	500
Other	(11)
Changes in assets and liabilities
Accounts receivable	729	(822)
Inventories	(67)	395
Prepaid expenses and other assets	448	782
Accounts payable	(105)	(30)
Deferred revenue and other liabilities	(257)	(2,469)
Net cash provided by (used in) operating activities	(226)	411
Cash flows from investing activities:
Purchases of property and equipment	(62)	(45)
Proceeds from maturities of short-term investments	925
Purchases of short-term investments	(1,567)
Net cash used in investing activities	(704)	(45)
Cash flows from financing activities:
Issuance costs for sale of common stock		(12)
Taxes paid to net share settle equity awards	(4)	(46)
Net cash used in financing activities	(4)	(58)
Net increase (decrease) in cash and cash equivalents	(934)	308
Cash and cash equivalents at beginning of period	7,104	3,868
Cash and cash equivalents at end of period	6,170	4,176
Supplemental disclosure:
Issuance of convertible notes in settlement of accrued interest	$ 187	$ 846

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- Definition

Amount of noncash expense for share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

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- References

No definition available.

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