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Segment Information (Tables) | 12 Months Ended
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Sep. 30, 2017
Revenue, Major Customer [Line Items] |
Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block] | The following table details the Company's sales by operating segment for fiscal years September 30, 2017 and 2016. The Company's sales by geographic area based on the location of where the products were shipped or services rendered are as follows:
2017 | Americas |  | Europe |  | Asia |  | Total |  | % of Total
| (Amounts in thousands)
HPP | $ | 10,340 |  |  | $ | 1,437 |  |  | $ | 2,067 |  |  | $ | 13,844 |  |  | 12 | %
TS | 59,642 |  |  | 36,060 |  |  | 1,936 |  |  | 97,638 |  |  | 88 | %
Total | $ | 69,982 |  |  | $ | 37,497 |  |  | $ | 4,003 |  |  | $ | 111,482 |  |  | 100 | %
% of Total | 63 | % |  | 34 | % |  | 3 | % |  | 100 | % |  |  |
2016 |  |  |  |  |  |  |  |  |
HPP | $ | 11,417 |  |  | $ | 1,584 |  |  | $ | 3,341 |  |  | $ | 16,342 |  |  | 16 | %
TS | 59,698 |  |  | 26,376 |  |  | 951 |  |  | 87,025 |  |  | 84 | %
Total | $ | 71,115 |  |  | $ | 27,960 |  |  | $ | 4,292 |  |  | $ | 103,367 |  |  | 100 | %
% of Total | 69 | % |  | 27 | % |  | 4 | % |  | 100 | % |  |  |
Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block] | Long-lived assets by geographic location at September 30, 2017 and 2016 were as follows:
| September 30, 2017 |  | September 30, 2016
| (Amounts in thousands)
North America | $ | 1,078 |  |  | $ | 1,348 |
Europe | 597 |  |  | 619 |
Totals | $ | 1,675 |  |  | $ | 1,967 |
ScheduleOfDeferredTaxAssetsByGeographicLocationTableTextBlock | Deferred tax assets by geographic location at September 30, 2017 and 2016 were as follows:
| September 30, 2017 |  | September 30, 2016
| (Amounts in thousands)
North America | $ | 1,962 |  |  | $ | 1,990 |
Europe | 865 |  |  | 1,064 |
Totals | $ | 2,827 |  |  | $ | 3,054 |
Operating Segments [Member] |
Revenue, Major Customer [Line Items] |
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block] | The following table presents certain operating segment information.
|  |  |  | TS Segment |  |
For the Years Ended September 30, |  | HPP Segment |  | Germany |  | United Kingdom |  | U.S. |  | Total |  | Consolidated Total
|  | (Amounts in thousands)
2017 |  |  |  |  |  |  |  |  |  |  |  |
Sales: |  |  |  |  |  |  |  |  |  |  |  |
Product |  | $ | 7,608 |  |  | $ | 8,322 |  |  | $ | 10,727 |  |  | $ | 58,018 |  |  | $ | 77,067 |  |  | $ | 84,675 |
Service |  | 6,236 |  |  | 14,668 |  |  | 763 |  |  | 5,140 |  |  | 20,571 |  |  | 26,807 |
Total sales |  | 13,844 |  |  | 22,990 |  |  | 11,490 |  |  | 63,158 |  |  | 97,638 |  |  | 111,482 |
Profit (loss) from operations |  | 1,467 |  |  | 377 |  |  | (30 | ) |  | 1,958 |  |  | 2,305 |  |  | 3,772 |
Assets |  | 17,782 |  |  | 17,055 |  |  | 6,878 |  |  | 17,213 |  |  | 41,146 |  |  | 58,928 |
Capital expenditures |  | 99 |  |  | 151 |  |  | — |  |  | 108 |  |  | 259 |  |  | 358 |
Depreciation and amortization |  | 224 |  |  | 188 |  |  | 9 |  |  | 252 |  |  | 449 |  |  | 673 |
2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sales: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Product |  | $ | 11,190 |  |  | $ | 4,863 |  |  | $ | 7,066 |  |  | $ | 54,716 |  |  | $ | 66,645 |  |  | $ | 77,835 |
Service |  | 5,152 |  |  | 15,130 |  |  | 925 |  |  | 4,325 |  |  | 20,380 |  |  | 25,532 |
Total sales |  | 16,342 |  |  | 19,993 |  |  | 7,991 |  |  | 59,041 |  |  | 87,025 |  |  | 103,367 |
Profit (loss) from operations |  | 1,464 |  |  | 676 |  |  | (363 | ) |  | 2,024 |  |  | 2,337 |  |  | 3,801 |
Assets |  | 17,717 |  |  | 13,751 |  |  | 3,748 |  |  | 13,491 |  |  | 30,990 |  |  | 48,707 |
Capital expenditures |  | 227 |  |  | 322 |  |  | 97 |  |  | 89 |  |  | 508 |  |  | 735 |
Depreciation and amortization |  | 232 |  |  | 158 |  |  | 79 |  |  | 230 |  |  | 467 |  |  | 699 |
Revenues In Excess Of 10 Percent Of Total Revenues [Member] |
Revenue, Major Customer [Line Items] |
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block] | The following table lists customers from which the Company derived revenues in excess of 10% of total revenues for the years ended September 30, 2017 and 2016.
| For the years ended
| September 30, 2017 |  | September 30, 2016
| Amount |  | % of Revenues |  | Amount |  | % of Revenues
| (Amounts in millions)
Customer A | $ | 22.1 |  |  | 20 | % |  | $ | 19.6 |  |  | 19 | %
Customer B | $ | 11.1 |  |  | 10 | % |  | $ | 13.2 |  |  | 13 | %

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- Definition Tabular disclosure of the names of foreign countries in which material long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets are located, and amount of such long-lived assets located in that country or foreign geographic area. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599 + Details
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- Definition Tabular disclosure of the extent of the entity's reliance on its major customers, if revenues from transactions with a single external customer amount to 10 percent or more of entity revenues, including the disclosure of that fact, the total amount of revenues from each such customer, and the identity of the reportable segment or segments reporting the revenues. The entity need not disclose the identity of a major customer or the amount of revenues that each segment reports from that customer. For these purposes, a group of companies known to the entity to be under common control is considered a single customer, and the federal government, a state government, a local government such as a county or municipality, or a foreign government is each considered a single customer. + References No definition available. + Details
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