Condensed Consolidated Statements of Cash Flows (USD $)	9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Cash flows from operating activities
Net income	$ 977,000	$ 3,381,000
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
(Decrease) increase of uncollectible accounts receivable	(101,000)	53,000
Depreciation and amortization	2,275,000	2,283,000
Non-cash compensation	135,000	167,000
Pension expense	7,000	38,000
(Gain) loss on disposal of assets	(22,000)	5,000
Changes in operating assets and liabilities:
Accounts receivable	2,737,000	(1,894,000)
Inventories, net	(1,725,000)	(6,672,000)
Other assets	110,000	(206,000)
Accounts payable and accrued liabilities	(1,959,000)	340,000
Income taxes	59,000	59,000
Accrued compensation and employee benefits	(451,000)	51,000
Net cash provided by (used in) operating activities	2,042,000	(2,395,000)
Cash flows from investing activities
Capital expenditures	(1,354,000)	(1,759,000)
Proceeds from the sale of property & equipment	31,000	0
Net cash used by investing activities	(1,323,000)	(1,759,000)
Cash flows from financing activities
Issuance of common stock	37,000	0
Repurchase of common stock	(596,000)	(202,000)
Net cash used by financing activities	(559,000)	(202,000)
Net increase (decrease) in cash and cash equivalents	160,000	(4,356,000)
Cash and cash equivalents at beginning of period	14,478,000	15,461,000
Cash and cash equivalents at end of period	14,638,000	11,105,000
Cash paid during the period for:
Interest	13,000	13,000
Taxes	$ 255,000	$ 1,733,000