Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Jun. 30, 2017	Jun. 30, 2016
Accumulated depreciation	$ 871	$ 378
Preferred stock, shares authorized (in shares)	2,500,000	2,500,000
Preferred stock, shares issued (in shares)	0	0
Common stock, par (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	20,000,000	20,000,000
Common stock, shares issued (in shares)	10,283,807	10,279,807
Common stock, shares outstanding (in shares)	10,283,807	10,279,807