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Segment Information (Detail) - The Company’s sales by operating segment - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2017 | Sep. 30, 2016
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 111,482 | $ 103,367
% of total | 100.00% | 100.00%
Americas [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 69,982 | $ 71,115
% of total | 63.00% | 69.00%
Europe [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 37,497 | $ 27,960
% of total | 34.00% | 27.00%
Asia [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 4,003 | $ 4,292
% of total | 3.00% | 4.00%
Systems Segment [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 13,844 | $ 16,342
% of total | 12.00% | 16.00%
Systems Segment [Member] | Americas [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 10,340 | $ 11,417
Systems Segment [Member] | Europe [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | 1,437 | 1,584
Systems Segment [Member] | Asia [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | 2,067 | 3,341
Service And System Integration [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 97,638 | $ 87,025
% of total | 88.00% | 84.00%
Service And System Integration [Member] | Americas [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 59,642 | $ 59,698
Service And System Integration [Member] | Europe [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | 36,060 | 26,376
Service And System Integration [Member] | Asia [Member] |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |
Sales | $ 1,936 | $ 951

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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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