Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
Sep. 30, 2016	Sep. 30, 2015
Cash flows from operating activities:
Net income	$ 2,604	$ (210)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation	570	516
Amortization of intangibles	129	130
Loss on disposal of property, equipment and improvements, net	51	54
Foreign exchange loss	134	172
Non-cash changes in accounts receivable	27	96
Stock-based compensation expense on stock options and restricted stock awards	414	375
Deferred income taxes	(18)	2
(Increase) decrease in cash surrender value of life insurance	210	(86)
Changes in operating assets and liabilities:
Increase in accounts receivable	(8)	(8,226)
Payments for (Proceeds from) Life Insurance Policies	(413)	0
(Increase) decrease in inventories	(471)	638
Decrease in refundable income taxes	44	356
Decrease in other assets	604	328
Increase (decrease) in accounts payable and accrued expenses	(1,648)	4,461
Increase (decrease) in deferred revenue	1,769	(812)
Increase (decrease) in pension and retirement plans liability	606	(83)
Increase in income taxes payable	167	4
Increase (decrease) in other long term liabilities	233	(55)
Net cash provided by (used in) operating activities	5,004	(2,340)
Cash flows from investing activities:
Life insurance premiums paid	(161)	(193)
Purchases of property, equipment and improvements	(735)	(724)
Net cash used in investing activities	(896)	(917)
Cash flows from financing activities:
Dividends paid	(1,670)	(1,618)
Proceeds from issuance of shares under equity compensation plans	263	216
Net cash used in financing activities	(1,407)	(1,402)
Effects of exchange rate on cash	(779)	(608)
Net increase (decrease) in cash and cash equivalents	1,922	(5,267)
Cash and cash equivalents, beginning of period	11,181	16,448
Cash and cash equivalents, end of period	13,103	11,181
Supplementary cash flow information:
Cash paid for income taxes	334	15
Cash paid for interest	$ 86	$ 85

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow for payments to purchase life insurance policies for which the entity is the beneficiary.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585

+ Details

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Balance Type:	credit
Period Type:	duration

- Definition

The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (j)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

+ Details

Name:	us-gaap_ProceedsFromStockOptionsExercised
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

+ Details

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Balance Type:	debit
Period Type:	duration