Consolidated Statements of Stockholders' Equity and Comprehensive Income (Loss) (Current Period Unaudited) (USD $) In Thousands	Common Class A [Member] The 1984 ESOP [Member]	Common Class A [Member]	Common Class B [Member] The 2013 ESOP [Member]	Common Class B [Member]	Additional Paid-in Capital [Member] The 1984 ESOP [Member]	Additional Paid-in Capital [Member] The 2013 ESOP [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	The 1984 ESOP [Member]	The 2013 ESOP [Member]	Total
Balance at Jun. 30, 2012		$ 6,017		$ 753			$ 51,941	$ 94,661	$ (25,534)			$ 127,838
Total comprehensive income (loss)								(351)	624			273
Dividends								(679)				(679)
Issuance of stock dividends under ESOP	6				64					70
Issuance of stock		2		15			114					131
Stock-based compensation							41					41
Conversion		4		(4)
Balance at Sep. 30, 2012		6,029		764			52,160	93,631	(24,910)			127,674
Balance at Jun. 30, 2013		6,077		750			52,613	91,778	(24,476)			126,742
Total comprehensive income (loss)								216	1,160			1,376
Dividends								(691)				(691)
Issuance of stock dividends under ESOP	7		76		62	697				69	773
Issuance of stock		5					54					59
Stock-based compensation							55					55
Conversion		10		(10)
Translation loss									(20,459)
Pension and postretirement plans net of taxes									(2,857)
									(23,316)			(23,316)
Balance at Sep. 30, 2013		$ 6,099		$ 816			$ 53,481	$ 91,303	$ (23,316)			$ 128,383