Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities:
Net loss	$ (11,664)	$ (33,597)
Gain on sale of discontinued operations	(459)
Adjustments to reconcile net loss to net cash used in operating activities:
Deferred income taxes		(99)
Depreciation and amortization	2,255	2,981
Impairment of goodwill and long-lived assets		22,947
Accretion of interest to related party liability	432	470
Amortization of debt issuance costs	2,050	502
Stock-based compensation expense	996	1,139
Modification of equity awards	350
Other	84	366
Changes in operating assets and liabilities:
Accounts receivable	285	(702)
Inventories	(24)	(2,001)
Prepaid expenses and other assets	(101)	412
Accounts payable	(1,899)	2,377
Liability to related party	(837)	(799)
Deferred revenue	(264)	396
Accrued expenses and other liabilities	(476)	3,511
Net cash used in operating activities	(9,272)	(2,097)
Cash flows from investing activities:
Capital expenditures	(1,159)	(1,456)
Proceeds from sale of business	1,395
Net cash provided by (used in) investing activities	236	(1,456)
Cash flows from financing activities:
Proceeds from issuance of debt, net of issuance costs	16,000
Proceeds from capital raise, net of issuance costs	36,165	9,053
Proceeds from issuance of common stock under employee stock purchase plan and options and warrants exercise	894	132
Payments on financial liabilities	(8,919)	(2,858)
Other		(72)
Net cash provided by (used in) financing activities	44,140	6,255
Effect of exchange rates on cash and cash equivalents	911	(539)
Net (decrease) increase in cash and cash equivalents	36,015	2,163
Cash and cash equivalents of continuing operations, at beginning of period	5,095	6,109
Add: Cash and cash equivalents of discontinued operations, at beginning of period	16	1,269
Less: Cash and cash equivalents of discontinued operations, at end of period		2,710
Cash and cash equivalents of continuing operations, at end of period	41,126	6,831
Non-cash investing and financing activities:
Leasehold improvements funded by lease incentives		508
Common stock issued in connection with stock bonus and incentive plans	356	55
Stock option grants issued in connection with stock bonus and incentive plans	37	48
Warrant issued to non-employee	82
Property and equipment subject to accounts payable	$ 42	$ 351