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Segment Information (Detail) - The Company’s sales by operating segment - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2018 | Sep. 30, 2017
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 72,916 | $ 88,492
% of total | 100.00% | 100.00%
Americas [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 60,458 | $ 69,982
% of total | 83.00% | 79.00%
Europe [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 10,325 | $ 14,507
% of total | 14.00% | 16.00%
Asia [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 2,133 | $ 4,003
% of total | 2.00% | 5.00%
Systems Segment [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 10,479 | $ 13,844
% of total | 14.00% | 16.00%
Systems Segment [Member] | Americas [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 8,424 | $ 10,340
Systems Segment [Member] | Europe [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | 1,266 | 1,437
Systems Segment [Member] | Asia [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | 789 | 2,067
Service And System Integration [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 62,437 | $ 74,648
% of total | 86.00% | 84.00%
Service And System Integration [Member] | Americas [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 52,034 | $ 59,642
Service And System Integration [Member] | Europe [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | 9,059 | 13,070
Service And System Integration [Member] | Asia [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 1,344 | $ 1,936

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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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