Statements of Consolidated Shareholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Treasury Shares-at Cost	Accumulated Other Comprehensive Income (Loss)
Beginning balance, shares at Jun. 30, 2013		42,169
Beginning balance at Jun. 30, 2013	$ 759,615	$ 10,000	$ 153,893	$ 824,362	$ (225,219)	$ (3,421)
Net income	112,821			112,821
Other comprehensive income (loss)	1,806					1,806
Cash dividends - $0.96, $1.04 and $1.10 per share for 2014, 2015 and 2016 respectively	(40,410)			(40,410)
Purchases of common stock for treasury, shares		(760)
Purchases of common stock for treasury	(36,732)				(36,732)
Treasury shares issued for:
Exercise of stock appreciation rights and options, shares		76
Exercise of stock appreciation rights and options	1,173		849		324
Performance share awards, shares		36
Performance share awards	(1,083)		(1,062)		(21)
Restricted stock units, shares		31
Restricted stock units	(1,357)		(1,110)		(247)
Deferred compensation plans, shares		3
Deferred compensation plans	161		98		63
Compensation expense -- stock appreciation rights and options	1,808		1,808
Other share-based compensation expense	2,703		2,703
Other, shares		8
Other	(197)		(180)	3	(20)
Ending balance, shares at Jun. 30, 2014		41,563
Ending balance at Jun. 30, 2014	800,308	$ 10,000	156,999	896,776	(261,852)	(1,615)
Net income	115,484			115,484
Other comprehensive income (loss)	(58,556)					(58,556)
Cash dividends - $0.96, $1.04 and $1.10 per share for 2014, 2015 and 2016 respectively	(42,663)			(42,663)
Purchases of common stock for treasury, shares		(1,740)
Purchases of common stock for treasury	(76,515)				(76,515)
Treasury shares issued for:
Exercise of stock appreciation rights and options, shares		34
Exercise of stock appreciation rights and options	967		552		415
Performance share awards, shares		12
Performance share awards	(373)		(425)		52
Restricted stock units, shares		36
Restricted stock units	(1,236)		(1,312)		76
Deferred compensation plans, shares		1
Deferred compensation plans	45		24		21
Compensation expense -- stock appreciation rights and options	1,610		1,610
Other share-based compensation expense	2,851		2,851
Other, shares		(1)
Other	$ (594)		(227)	(49)	(318)
Ending balance, shares at Jun. 30, 2015	39,905	39,905
Ending balance at Jun. 30, 2015	$ 741,328	$ 10,000	160,072	969,548	(338,121)	(60,171)
Net income	29,577			29,577
Other comprehensive income (loss)	(25,375)					(25,375)
Cash dividends - $0.96, $1.04 and $1.10 per share for 2014, 2015 and 2016 respectively	(54,266)			(54,266)
Purchases of common stock for treasury, shares		(951)
Purchases of common stock for treasury	(37,465)				(37,465)
Treasury shares issued for:
Exercise of stock appreciation rights and options, shares		64
Exercise of stock appreciation rights and options	609		(391)		1,000
Performance share awards, shares		8
Performance share awards	(192)		(308)		116
Restricted stock units, shares		15
Restricted stock units	(298)		(530)		232
Compensation expense -- stock appreciation rights and options	1,543		1,543
Other share-based compensation expense	2,524		2,524
Other, shares		16
Other	$ (69)		(381)	(38)	350
Ending balance, shares at Jun. 30, 2016	39,057	39,057
Ending balance at Jun. 30, 2016	$ 657,916	$ 10,000	$ 162,529	$ 944,821	$ (373,888)	$ (85,546)