Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2016	Jun. 30, 2015
Consolidated Balance Sheets [Abstract]
Billed receivables, allowance for doubtful accounts	$ 246	$ 214
Inventory, net of reserves	$ 1,499	$ 1,436
Preferred stock, par value	$ 0	$ 0
Preferred stock, authorized	1,000,000	1,000,000
Preferred stock, issued	0	0
Common stock, par value	$ 0.01	$ 0.01
Common stock, authorized	19,000,000	19,000,000
Common stock, issued	9,350,000	9,348,000
Common stock, outstanding	9,350,000	9,348,000