Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands		9 Months Ended
		Mar. 31, 2019	Mar. 31, 2018
Cash Flows From Operating Activities:
Net income		$ 28,235	$ 24,185
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation		11,077	10,232
Amortization		1,455	1,280
Gain on sales of assets		(1,140)	(2,124)
Deferred income tax and other deferred charges		(4,571)	5,464
Stock-based compensation		4,749	3,326
Other, net		(1,319)	443
Change in operating assets and liabilities:
Receivables		6,848	8,311
Inventories		(2,863)	480
Prepaid expenses and other current assets		5,769	(7,690)
Accounts payable		(7,534)	(5,525)
Customer deposits		6,371	1,784
Accrued expenses		(4,397)	(13,767)
Net cash provided by operating activities		42,680	26,399
Cash Flows From Investing Activities:
Capital expenditures		(15,577)	(15,332)
Proceeds from sales of assets		1,277	5,660
Cash paid for acquisitions		(4,850)	(17,800)
Purchases of capitalized software		(805)	(510)
Purchases of available-for-sale securities		(39,778)	(33,825)
Maturities of available-for-sale securities		32,550	30,737
Other, net		(3)	(154)
Net cash used for investing activities		(27,186)	(31,224)
Cash Flows From Financing Activities:
Net change in capital leases and long-term debt		(23)	(27)
Dividends paid to shareowners		(8,498)	(7,480)
Repurchases of Common Stock		(9,132)	(8,120)
Repurchase of employee shares for tax withholding		(1,035)	(2,426)
Net cash used for financing activities		(18,688)	(18,053)
Net Decrease in Cash, Cash Equivalents, and Restricted Cash (1)	[1]	(3,194)	(22,878)
Cash, Cash Equivalents, and Restricted Cash at Beginning of Period (1)	[1]	53,321	63,088
Cash, Cash Equivalents, and Restricted Cash at End of Period (1)	[1]	50,127	40,210
Cash paid during the period for:
Income taxes		6,758	13,635
Interest expense		$ 82	$ 160

[1] The restricted cash included in other assets on the balance sheet represents amounts pledged as collateral for a long-term financing arrangement as contractually required by a lender. The restriction will lapse when the related long-term debt is paid off. Beginning in the second quarter of fiscal year 2018, restricted cash also included customer deposits held due to a foreign entity being classified as a restricted entity by a government agency subsequent to our receipt of the deposit.