Condensed Consolidated Statements of Cash Flows (unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net loss	$ (5,887)	$ (5,469)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	1,409	873
Amortization of debt discount	807	244
Amortization of debt issuance costs	123	280
Write-off of debt issuance costs	282	0
Accretion of termination fees	91	0
Mark to market of the Additional Warrant	59	0
Termination fees included in payoff of 2013 Loan and Security Agreement	277	0
Provision for bad debt expense	117	26
Share-based compensation expense	470	193
Issuance of common stock in connection with First Amendment to Credit Agreement	50	0
Write-off of Additional Warrant	(887)	0
Change in assets and liabilities:
Accounts receivable	72	(1,667)
Inventories	(414)	247
Other assets	(52)	(340)
Accounts payable, accrued expenses and other liabilities	(1,365)	514
Net cash used in operating activities	(4,848)	(5,099)
Cash flows from investing activities:
Capital expenditures	(191)	(355)
Acquisition of Accountable Health Solutions	0	(4,000)
Net cash used in investing activities	(191)	(4,355)
Cash flows from financing activities:
Borrowings under credit facility	16,566	1,000
Payments under credit facility	(17,044)	(151)
Principal payments on term loan	(954)	0
Proceeds from issuance of Term Loan	0	5,000
Issuance of common stock, net of issuance costs	4,574	0
Proceeds related to the exercise of stock options	0	23
Debt issuance costs	(36)	(377)
Net cash provided by financing activities	3,106	5,495
Net decrease in cash and cash equivalents	(1,933)	(3,959)
Cash and cash equivalents at beginning of period	2,035	5,201
Cash and cash equivalents at end of period	102	1,242
Supplemental disclosure of non-cash investing activities:
Fixed assets vouchered but not paid	28	76
Supplemental disclosure of non-cash financing activities:
Issuance of common stock in connection with the Acquisition	0	3,000
Issuance of common stock in connection with Second Amendment to Credit Agreement	100	0
Debt issuance costs vouchered but not paid	0	500
Payoff of 2013 Loan and Security Agreement by SCM	(2,552)	0
Opening outstanding borrowings under 2016 Credit and Security Agreement	3,028	0
Debt issuance costs incurred for 2016 Credit and Security Agreement	236	0
Supplemental disclosure of cash paid during period for:
Income taxes	31	0
Interest	$ 466	$ 0