Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2017	Jun. 30, 2017
Current assets:
Cash and cash equivalents	$ 12,876	$ 16,898
Accounts and other receivables	288	251
Prepaid expenses and other current assets	481	591
Total current assets	13,645	17,740
Property and equipment, net	293	313
Intangible assets, net	0	364
Other assets	109	110
Restricted cash	150	150
Total assets	14,197	18,677
Current liabilities:
Accounts payable	1,483	1,016
Accrued expenses	2,262	4,224
Deferred revenue	505	50
Total current liabilities	4,250	5,290
Deferred rent	42	51
Total liabilities	4,292	5,341
Commitments and contingencies
Stockholders' equity:
Preferred stock, $.001 par value, 5,000,000 shares authorized, none issued and outstanding	0	0
Common stock, $.001 par value, 120,000,000 shares authorized, 45,256,999 and 39,356,999 shares issued and outstanding at December 31, 2017 and June 30, 2017, respectively	45	39
Additional paid-in capital	331,609	323,284
Accumulated deficit	(322,585)	(310,820)
Accumulated other comprehensive income	836	833
Total stockholders' equity	9,905	13,336
Total liabilities and stockholders' equity	$ 14,197	$ 18,677