Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands		Jun. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents		$ 8,362	$ 895	[1]
Accounts receivable	[1]		6
Inventory		337	131	[1]
Prepaid expenses and other current assets		1,729	923	[1]
Total current assets		10,428	1,955	[1]
Property and equipment, net		172	187	[1]
Other assets		153	156	[1]
Total assets		10,753	2,298	[1]
Current liabilities:
Accounts payable		612	416	[1]
Accrued liabilities		992	223	[1]
Note payable		4,000	2,500	[1]
Total liabilities		$ 5,604	$ 3,139	[1]
Commitments and contingences (Note 6)
Stockholders’ equity (deficit):
Preferred stock, no par value; unlimited shares authorized; no shares issued and outstanding as of June 30, 2015 and December 31, 2014		$ 0	$ 0	[1]
Common stock and paid-in capital, no par value; unlimited shares authorized as of June 30, 2015 and December 31 2014; 51,339,764 and 18,341,294 shares issued and outstanding as of June 30, 2015 and December 31, 2014, respectively		46,764	35,244	[1]
Accumulated deficit		(41,615)	(36,085)	[1]
Total stockholders’ equity (deficit)		5,149	(841)	[1]
Total liabilities and stockholders’ equity (deficit)		$ 10,753	$ 2,298	[1]

[1] The condensed consolidated balance sheet as of December 31, 2014 has been derived from the audited consolidated financial statements as of that date.