Note 1 - Basic and Diluted Loss Per Share (Details) - USD ($) shares in Thousands, $ in Thousands	6 Months Ended		12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Jun. 30, 2015	Jun. 30, 2014
Net loss	$ (1,885)	$ (567)	$ (1,308)	$ (5,624)
Weighted average shares for basic and diluted loss per share (in shares)	12,253	12,253	12,253	12,253
Loss per share (in dollars per share)	$ (0.15)	$ (0.05)	$ (0.11)	$ (0.46)