Consolidated Statements Of Cash Flows (USD $) In Thousands	3 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Cash Flows From Operating Activities:
Net income	$ 21,258	$ 22,767
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	5,038	4,964
Deferred income taxes and other noncash changes	3,704	1,409
Pension plan activity	(1,040)	116
Changes in operating assets and liabilities:
Receivables	(21,408)	(15,767)
Inventories	1,637	(9,749)
Other current assets	4,762	2,754
Accounts payable and accrued liabilities	3,612	2,768
Net cash provided by operating activities	17,563	9,262
Cash Flows From Investing Activities:
Payments on property additions	(4,278)	(6,725)
Other - net	(394)	435
Net cash used in investing activities	(4,672)	(6,290)
Cash Flows From Financing Activities:
Purchase of treasury stock	(7,890)	(10,732)
Payment of dividends	(9,008)	(8,409)
Proceeds from the exercise of stock awards, including tax benefits	5	1
Increase in cash overdraft balance	0	2,708
Net cash used in financing activities	(16,893)	(16,432)
Net change in cash and equivalents	(4,002)	(13,460)
Cash and equivalents at beginning of year	132,266	100,890
Cash and equivalents at end of period	128,264	87,430
Supplemental Disclosure of Operating Cash Flows:
Cash paid during the period for income taxes	$ 728	$ 605