Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash Flows From Operating Activities:
Net income	$ 27,628	$ 22,761
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	6,039	4,766
Deferred income taxes and other noncash changes	(791)	(1,218)
Stock-based compensation expense	785	811
Excess tax benefit from stock-based compensation	(186)	(167)
Pension plan activity	(74)	(148)
Changes in operating assets and liabilities:
Receivables	(11,633)	(5,336)
Inventories	(12,256)	(4,095)
Other current assets	2,587	7,317
Accounts payable and accrued liabilities	21,212	11,227
Net cash provided by operating activities	33,311	35,918
Cash Flows From Investing Activities:
Cash paid for acquisition, net of cash acquired	(12)	0
Payments on property additions	(3,360)	(7,940)
Other-net	(331)	(93)
Net cash used in investing activities	(3,703)	(8,033)
Cash Flows From Financing Activities:
Payment of dividends	(12,586)	(12,030)
Excess tax benefit from stock-based compensation	186	167
Net cash used in financing activities	(12,400)	(11,863)
Net change in cash and equivalents	17,208	16,022
Cash and equivalents at beginning of year	182,202	211,539
Cash and equivalents at end of period	199,410	227,561
Supplemental Disclosure of Operating Cash Flows:
Cash paid during the period for income taxes	$ 2,237	$ 478