Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands	Common Stock	Treasury Stock	Additional paid-in capital	Retained earnings	Accumulated other comprehensive income (loss)	Non-controlling interest	Total
Balance at Jun. 30, 2015	$ 5	$ (94)	$ 29,751	$ 15,931	$ (58)	$ 1,206	$ 46,741
Balance (in shares) at Jun. 30, 2015	18,539,000	(8,000)
Increase (Decrease) in Stockholders' Equity
Net (loss) income				(2,314)		108	(2,206)
Purchase of membership interest			(195)	154		(154)	(195)
Cancellation of escrow shares (in shares)	(234,000)
Share-based compensation expense			177				177
Shares issued to escrow in connection with previous acquisition (in shares)	499,000
Offering costs			(26)				(26)
Currency translation adjustment					52		52
Other	$ 5		(5)
Balance at Jun. 30, 2016	$ 10	$ (94)	29,702	13,771	(6)	1,160	$ 44,543
Balance (in shares) at Jun. 30, 2016	18,804,000	(8,000)					18,795,509
Increase (Decrease) in Stockholders' Equity
Net (loss) income				(10,199)		26	$ (10,173)
Purchase of membership interest			557			(793)	(236)
Payment of distributions to membership interests						$ (393)	(393)
Cancellation of escrow shares (in shares)	(672,000)
Share-based compensation expense			752				752
Shares issued under employee stock purchase plan			98				98
Shares issued under employee stock purchase plan (in shares)	48,000
Currency translation adjustment					79		79
Other				(3)			(3)
Balance at Jun. 30, 2017	$ 10	$ (94)	$ 31,109	$ 3,569	$ 73		$ 34,667
Balance (in shares) at Jun. 30, 2017	18,180,000	(8,000)					18,171,626