Consolidated Statements of Shareholders' Equity (USD $) In Thousands	Total	Common Shares [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Earnings (Loss) [Member]	Noncontrolling Interest [Member]
Beginning balance at Jun. 30, 2010	$ 42,692	$ 4,039	$ 11,701	$ 26,565	$ (301)	$ 688
Beginning balance, shares at Jun. 30, 2010		8,079
Net earnings (loss)	(16,103)	0	0	(16,103)	0	0
Minimum pension liability adjustment, net of tax	23				23
Share-based compensation	6	0	6	0	0	0
Share-based compensation, shares		0
Common shares issued	65	21	44	0	0	0
Common shares issued, shares		41
Change in noncontrolling interest	(615)	0	0	0	0	(615)
Ending balance at Jun. 30, 2011	26,068	4,060	11,751	10,462	(278)	73
Ending balance, shares at Jun. 30, 2011		8,120
Net earnings (loss)	1,081	0	0	1,081	0	0
Minimum pension liability adjustment, net of tax	(219)				(219)
Share-based compensation	92	0	92	0	0	0
Share-based compensation, shares		0
Common shares issued	2,342	664	1,678	0	0	0
Common shares issued, shares		1,328
Change in noncontrolling interest	(73)	0	0	0	0	(73)
Ending balance at Jun. 30, 2012	29,291	4,724	13,521	11,543	(497)	0
Ending balance, shares at Jun. 30, 2012	9,448	9,448
Net earnings (loss)	4,488	0	0	4,488	0	0
Minimum pension liability adjustment, net of tax	91				91
Share-based compensation	86	0	86	0	0	0
Share-based compensation, shares		0
Common shares issued (repurchased)	(213)	(2)	(211)	0	0	0
Common shares issued (repurchased), shares		(4)
Ending balance at Jun. 30, 2013	$ 33,743	$ 4,722	$ 13,396	$ 16,031	$ (406)	$ 0
Ending balance, shares at Jun. 30, 2013	9,444	9,444