Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Cash Flows From Operating Activities:
Net income	$ 95,808	$ 106,364	$ 114,969
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	20,266	18,940	20,533
Deferred income taxes and other noncash changes	5,147	8,680	1,783
Stock-based compensation expense	2,922	2,297	1,632
Restructuring and impairment charges	0	0	677
(Gain) loss on sale of property	(92)	14	(40)
Pension plan activity	(1,122)	(1,326)	(289)
Changes in operating assets and liabilities:
Receivables	(8,763)	3,615	(7,421)
Inventories	2,181	9,624	(19,166)
Other current assets	5,536	317	(6,755)
Accounts payable and accrued liabilities	564	(1,071)	1,768
Net cash provided by operating activities	122,447	147,454	107,691
Cash Flows From Investing Activities:
Payments on property additions	(16,347)	(35,343)	(12,833)
Proceeds from sale of property	895	19	69
Other - net	(1,147)	(434)	(1,336)
Net cash used in investing activities	(16,599)	(35,758)	(14,100)
Cash Flows From Financing Activities:
Purchase of treasury stock	(8,315)	(43,103)	(4,398)
Payment of dividends	(38,464)	(35,696)	(33,430)
Proceeds from the exercise of stock awards, including tax benefits	301	479	4,643
(Decrease) increase in cash overdraft balance	0	(2,000)	2,000
Net cash used in financing activities	(46,478)	(80,320)	(31,185)
Net change in cash and equivalents	59,370	31,376	62,406
Cash and equivalents at beginning of year	132,266	100,890	38,484
Cash and equivalents at end of year	$ 191,636	$ 132,266	$ 100,890