Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
OPERATING ACTIVITIES:
Net income	$ 5,326	$ 4,474
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	1,404	1,408
Changes in provision for losses on accounts receivable	(180)	800
Deferred income taxes	(71)	(498)
Stock-based compensation expense	493	699
(Gain) loss on disposition of capital assets	(16)	(8)
Changes in operating assets and liabilities:
Trade receivables	(425)	2,494
Inventories	(5,332)	(5,270)
Other current assets	(142)	(442)
Other assets	10	(8)
Accounts payable - trade	1,593	(650)
Accrued liabilities	(219)	(3,028)
Other long-term liabilities	(476)	300
Deferred compensation	41	(29)
Net cash used in operating activities	2,006	242
INVESTING ACTIVITIES:
Proceeds from sales of investments	286	254
Purchases of investments	(576)	(443)
Proceeds from sale of capital assets	16	42
Capital expenditures	(2,676)	(585)
Net cash used in investing activities	(2,950)	(732)
FINANCING ACTIVITIES:
Dividends paid	(1,180)	(834)
Proceeds from issuance of common stock	106	206
Net cash used in financing activities	(1,074)	(628)
Decrease in cash	(2,018)	(1,118)
Cash at beginning of period	17,889	8,278
Cash at end of period	15,871	7,160
SUPPLEMENTAL CASH FLOW INFORMATION - Cash paid during the period for:
Income taxes paid, net	2,390	4,402
Non-cash transactions:
Capital expenditures in trade accounts payable	$ 702	$ 0