Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 25,191	$ 53,563
Investments	13,840	13,115
Trade accounts receivable	742	78
Prepaid expenses and other	1,147	342
Total current assets	40,920	67,098
Property and equipment, net	3,676	2,536
Intellectual property, net	159	167
Total assets	44,755	69,801
Current liabilities:
Accounts payable	1,552	2,129
Accrued liabilities	1,953	494
Deferred income	13	13
Capital lease obligations	50	147
Total current liabilities	3,568	2,783
Long-term deferred income	$ 1,000	1,014
Long-term capital lease obligation		13
Total liabilities	$ 4,568	$ 3,810
Commitments and contingencies
Stockholders' equity:
Common stock, $0.001 par value; 55,000,000 common shares authorized 44,738,956 (as of September 30, 2015) and 44,639,829 (as of December 31, 2014) shares issued and outstanding	$ 45	$ 45
5,000,000 preferred shares authorized and none outstanding as of September 30, 2015 and December 31, 2014
Contributed capital	$ 137,893	$ 131,356
Accumulated deficit	(97,752)	(65,417)
Accumulated other comprehensive income	1	7
Total stockholders' equity	40,187	65,991
Total liabilities and stockholders' equity	$ 44,755	$ 69,801

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).