Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2016	Jun. 30, 2016
Statement of Financial Position [Abstract]
Accounts and trade notes receivable, allowance for doubtful accounts	$ 194	$ 160
Preferred stock, par value	$ 1.00	$ 1.00
Preferred stock, shares authorized	200,000	200,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.025	$ 0.025
Common stock, shares authorized	20,000,000	15,000,000
Common stock, shares issued	10,815,575	7,065,500
Treasury stock, shares	31,768	31,768