Condensed Consolidated Statements of Cash Flows (unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 2,854	$ 2,529
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	1,909	2,208
Amortization	363	487
Deferred income taxes	105	297
Equity-based compensation	1,050	956
Changes in operating assets and liabilities:
Receivables	(3,906)	4,699
Inventories	(411)	(2,620)
Prepaid expenses and other assets	400	(1,234)
Accounts payable	(989)	(1,465)
Accrued expenses	659	(2,651)
Customer advance payments	(101)	760
Other liabilities	63	1,278
Pension and postretirement benefit obligation	67	64
Net cash provided by operating activities	2,063	5,308
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(1,309)	(1,979)
Proceeds from deposit on held for sale assets	200
Maturities of held to maturity securities	5,415	2,411
Purchases of held to maturity securities		(2,516)
Net cash provided by (used in) investing activities	4,306	(2,084)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from long-term debt obligation	8,000
Payment on long-term debt obligation		(10,000)
Stock options exercised	1,352	2,542
Excess tax benefit from equity-based compensation	453	707
Purchase of treasury stock	(8,897)	(2,245)
Net cash provided by (used in) financing activities	908	(8,996)
Effect of exchange rates on cash	(31)	138
Net increase (decrease) in cash and cash equivalents	7,246	(5,634)
Cash and cash equivalents, beginning of year	21,012	58,388
Cash and cash equivalents, end of period	28,258	52,754
Cash paid during the period for:
Interest	13	99
Income tax refunds, net		$ (58)