CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash provided by operating activities:
Net income including noncontrolling interests	$ 549	$ 2,994
Adjustments to reconcile net income to cash provided by operating activities from continuing operations:
Depreciation and amortization	1,434	1,400
Deferred income taxes	4,005	(1,397)
Provision for doubtful accounts	32	(62)
Compensation cost related to share-based payment arrangements	1,256	1,230
Other	5	(133)
Changes in operating accounts:
Receivables	1,913	1,880
Inventories	(346)	477
Prepaid expenses, prepaid taxes and other current assets	600	292
Net billings in excess of revenue recognized on uncompleted contracts	(717)	(2,102)
Accounts payable, accrued expenses and taxes payable	(3,495)	(4,314)
Net cash provided by operating activities from continuing operations	5,236	265
Cash used for investing activities:
Additions to property, plant and equipment	(3,272)	(1,104)
Additions to intangibles	(82)	(11)
Investments and acquisitions		(3,155)
Proceeds from the sale and maturity of marketable securities	51	43
Net cash used for investing activities	(3,303)	(4,227)
Cash provided by (used for) financing activities:
Dividend payments to noncontrolling interest		(1,094)
Employee stock purchase	27
Repurchase of restricted stock	(1,075)	(1,062)
Exercise of employee stock options	84	704
Net cash used for financing activities	(964)	(1,452)
Effect of exchange rate changes on cash and cash equivalents	459	195
Net increase (decrease) in cash and cash equivalents	1,428	(5,219)
Cash and cash equivalents, beginning of period	83,056	84,053
Cash and cash equivalents, end of period	84,484	78,834
Supplemental Cash Flow Information
Cash paid for income taxes	482	1,206
Purchase of property, plant and equipment included in accounts payable	$ 211	$ 275