Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member] Common Class A [Member]	Common Stock [Member] Common Class B [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Accumulated balance consists of:
						$ (51,965)
Balance at Jun. 30, 2016	$ 6,250	$ 773	$ 55,227	$ 81,228	$ (51,965)	91,513
Total comprehensive income (loss)				759	(815)	(56)
Dividends ($0.10 per share)				(701)		(701)
Repurchase of shares		(2)	(18)			(20)
Issuance of stock	5		56			61
Stock-based compensation	16		111			127
Conversion	3	(3)
Balance at Sep. 30, 2016	$ 6,274	$ 768	$ 55,376	$ 81,286	(52,780)	90,924
Accumulated balance consists of:
Translation loss					(42,654)
Pension and postretirement plans, net of taxes					(10,126)
					$ (52,780)	$ (52,780)