Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash Flows From Operating Activities:
Net income	$ 24,801	$ 26,662
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	5,273	4,964
Deferred income taxes and other noncash changes	(932)	(1,466)
Stock-based compensation expense	647	871
Gain on sale of property	(6)	(1)
Pension plan activity	(61)	(15)
Changes in operating assets and liabilities:
Receivables	(12,626)	(23,260)
Inventories	(3,896)	(11,026)
Other current assets	6,563	727
Accounts payable and accrued liabilities	6,768	18,902
Net cash provided by operating activities	26,531	16,358
Cash Flows From Investing Activities:
Payments on property additions	(2,120)	(5,434)
Proceeds from sale of property	6	1
Other-net	(528)	(302)
Net cash used in investing activities	(2,642)	(5,735)
Cash Flows From Financing Activities:
Purchase of treasury stock	(2,957)	0
Payment of dividends	(10,927)	(9,825)
Excess tax benefit from stock-based compensation	8	242
Decrease in cash overdraft balance	(324)	0
Net cash used in financing activities	(14,200)	(9,583)
Net change in cash and equivalents	9,689	1,040
Cash and equivalents at beginning of year	123,386	191,636
Cash and equivalents at end of period	133,075	192,676
Supplemental Disclosure of Operating Cash Flows:
Cash paid during the period for income taxes	$ 643	$ 390