CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Retained Earnings [Member]	Non-controlling Interest [Member]	Common Class A [Member] Common Stock [Member]	Common Class C [Member] Common Stock [Member]
Beginning balance at Jun. 30, 2012	$ 38,710	$ 15,548	$ (1,107)	$ 466	$ 23,404	$ 0	$ 347	$ 52
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Purchases of Common Stock (class A)	(174)		(174)
Issuance of stock under ESPP of shares of Common Stock (class A)	185	69	116
Dividends declared	(1,937)				(1,937)
Stock bonuses	64	28	36
Stock-based compensation expense	9	9
Other comprehensive income, net of tax	186			186
Net loss	(194)				(194)
Ending balance at Jun. 30, 2013	36,849	15,654	(1,129)	652	21,273	0	347	52
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Purchases of Common Stock (class A)	(289)		(289)
Issuance of stock under ESPP of shares of Common Stock (class A)	156	27	129
Dividends declared	(927)				(927)
Stock bonuses	11	2	9
Stock-based compensation expense	(14)	(14)
Galileo acquisition - non-controlling interest	617					617
Other comprehensive income, net of tax	263			254		9
Net loss	(963)				(970)	7
Ending balance at Jun. 30, 2014	35,703	15,669	(1,280)	906	19,376	633	347	52
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Purchases of Common Stock (class A)	(292)		(292)
Issuance of stock under ESPP of shares of Common Stock (class A)	121	23	98
Dividends declared	(923)				(923)
Stock bonuses	12	2	10
Distribution to non-controlling interests in subsidiary	(27)					(27)
Other comprehensive income, net of tax	(1,475)			(1,389)		(86)
Net loss	(3,976)				(4,030)	54
Ending balance at Jun. 30, 2015	$ 29,143	$ 15,694	$ (1,464)	$ (483)	$ 14,423	$ 574	$ 347	$ 52