Unaudited Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Cash flows from operating activities:
Net income	$ 903	$ 675
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	181	182
Amortization of intangibles	41	56
Loss on disposal of fixed assets, net		3
Foreign exchange loss (gain)	26	(8)
Non-cash changes in accounts receivable	32	34
Stock-based compensation expense on stock options and restricted stock awards	69	92
Deferred income taxes	82
Increase in cash surrender value of life insurance	(43)	(41)
Changes in operating assets and liabilities:
Increase in accounts receivable	(1,103)	(202)
(Increase) decrease in inventories	827	(2,442)
Decrease in refundable income taxes	110	502
Increase in other current assets	(1,169)	(601)
Decrease in other assets	17	52
Increase (decrease) in accounts payable and accrued expenses	(1,368)	386
Increase in deferred revenue	1,219	509
Increase (decrease) in pension and retirement plans liability	(53)	83
Increase in income taxes payable	38	127
Increase in other long term liabilities	14
Net cash used in operating activities	(177)	(593)
Cash flows from investing activities:
Life insurance premiums paid	(137)	(137)
Purchases of property, equipment and improvements	(295)	(211)
Net cash used in investing activities	(432)	(348)
Cash flows from financing activities:
Dividends paid	(342)
Proceeds from issuance of shares under employee stock purchase plan		75
Purchase of common stock	(81)	(395)
Net cash used in financing activities	(423)	(320)
Effects of exchange rate on cash	(9)	102
Net decrease in cash and cash equivalents	(1,041)	(1,159)
Cash and cash equivalents, beginning of period	15,874	15,531
Cash and cash equivalents, end of period	14,833	14,372
Supplementary cash flow information:
Cash paid for income taxes	326	251
Cash paid for interest	$ 85	$ 85