Summary Of Significant Accounting Policies (Narrative) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011	Nov. 15, 2010
Summary Of Accounting Policies [Line Items]
Preferred stock, shares authorized	3,050,000	3,050,000
Shares authorized for repurchase				2,000,000
Shares remaining authorized for future purchase	1,468,000
Other income - Continued Dumping and Subsidy Offset Act	$ 293	$ 2,701	$ 14,388
Class A Participating Preferred Stock[Member]
Summary Of Accounting Policies [Line Items]
Preferred stock, shares authorized	750,000
Preferred stock, par value	$ 1.00
Class B Voting Preferred Stock[Member]
Summary Of Accounting Policies [Line Items]
Preferred stock, shares authorized	1,150,000
Preferred stock, par value	$ 0
Class C Nonvoting Preferred Stock [Member]
Summary Of Accounting Policies [Line Items]
Preferred stock, shares authorized	1,150,000
Preferred stock, par value	$ 0
Buildings And Improvements [Member] | Minimum [Member]
Summary Of Accounting Policies [Line Items]
Estimated useful life	2 years
Buildings And Improvements [Member] | Maximum [Member]
Summary Of Accounting Policies [Line Items]
Estimated useful life	45 years
Machinery And Equipment [Member] | Minimum [Member]
Summary Of Accounting Policies [Line Items]
Estimated useful life	2 years
Machinery And Equipment [Member] | Maximum [Member]
Summary Of Accounting Policies [Line Items]
Estimated useful life	20 years