CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands	3 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Operating activities:
Net income	$ 3,033	$ 2,797
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,729	811
Provision for doubtful accounts	17
Non-cash stock compensation	281	220
Deferred income taxes	(87)	62
Unrealized loss (gain) on trading securities	65	(67)
Earnings on equity investment in joint venture	(619)	(278)
Changes in assets and liabilities:
Trade accounts receivable	16,603	18,423
Other receivables	1,113	(969)
Inventory	1,562	(604)
Prepaid expenses and other current assets	(538)	(119)
Other assets	(126)	(354)
Accounts payable	(11,064)	(10,859)
Accrued expenses and other liabilities	(6,056)	(6,429)
Net cash provided by operating activities	5,913	2,634
Investing activities:
Purchases of investments	(471)
Maturities of investments	505
Payments received on notes receivable	260
Purchases of property and equipment, net	(114)	(349)
Payments for intangible assets	(117)	(327)
Net cash provided by (used in) investing activities	63	(676)
Financing activities:
Proceeds from exercise of stock options	21	77
Excess tax benefit on stock option exercises and restricted stock	9	18
Repayment of bank loans	(1,600)
Borrowings of bank loans		5,000
Net cash (used in) provided by financing activities	(1,570)	5,095
Effect of exchange rate changes on cash	(884)	2,210
Net increase in cash	3,522	9,263
Cash at beginning of period	28,664	30,850
Cash at end of period	$ 32,186	$ 40,113