CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating activities:
Net loss	$ (10,633)	$ (10,433)
Adjustments to reconcile net loss to net cash used for operating activities:
Depreciation and amortization	246	275
Stock compensation expense	451	383
Change in fair value of warrants	1,104	(1,964)
Bargain purchase gain	(3,634)
Unrealized currency translation gain	5
Changes in operating assets and liabilities:
Inventories	278
Accounts receivable	(4,256)	24
Other current assets	(10)	92
Accounts payable and accrued expenses	4,594	87
Accrued employee benefits	1,112	75
Net cash used for operating activities	(10,743)	(11,461)
Investing activities:
Acquisition of CTRM business, net of cash acquired	1,050
Property and equipment purchases	(14)	(40)
Net cash provided by (used for) investing activities	1,036	(40)
Financing activities:
Net proceeds from issuance of common stock and warrants	8,917	2,378
Principal payments under long-term debt obligations	(6)	(21)
Net cash provided by financing activities	8,911	2,357
Net decrease in cash	(796)	(9,144)
Cash at beginning of period	8,059	13,638
Cash at end of period	7,263	4,494
Supplemental cash flow information (non-cash):
Accretion of convertible preferred stock	2,891	2,577
Acquisition of business through issuance of promissory note	2,500
Warrants exchanged for common stock	$ 149