Consolidated Statements Of Cash Flows (USD $) In Thousands	3 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
OPERATING ACTIVITIES:
NET INCOME	$ 2,378	$ 2,343
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	690	722
Changes in provision for losses on accounts receivable	(70)	240
Deferred income taxes	(33)	(86)
Stock-based compensation expense	118	135
(Gain) Loss on disposition of capital assets	(3)	15
Changes in operating assets and liabilities:
Trade receivables	(617)	(2,285)
Inventories	(4,698)	(5,754)
Other current assets	209	(373)
Other assets	17	(8)
Accounts payable - trade	(54)	1,107
Accrued liabilities	(445)	228
Other long-term liabilities	(565)	95
Deferred compensation	119	16
Net cash used in operating activities	(2,954)	(3,605)
INVESTING ACTIVITIES:
Proceeds from sales of investments	227	201
Purchases of investments	(82)	(74)
Proceeds from sale of capital assets	3	18
Capital expenditures	(580)	(384)
Net cash used in investing activities	(432)	(239)
FINANCING ACTIVITIES:
Dividends paid	(503)	(332)
Proceeds from the issuance of common stock	86	155
Net cash used in financing activities	(417)	(177)
Decrease in cash	(3,803)	(4,021)
Cash at beginning of period	17,889	8,278
Cash at end of period	14,086	4,257
SUPPLEMENTAL CASH FLOW INFORMATION - Cash paid during the period for:
Income taxes paid, net	$ 95	$ 1,260