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Segment Information (Detail) - The following table presents certain operating segment information. - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2016 | Sep. 30, 2015
Sales: |  |
Product | $ 77,835 | $ 66,447
Service | 25,532 | 22,859
Total sales | 103,367 | 89,306
Profit (loss) from operations | 3,801 | 226
Assets | 48,707 | 46,996
Capital Expenditures Incurred but Not yet Paid | 735 | 724
Depreciation, Depletion and Amortization, Nonproduction | 699 | 646
Systems Segment [Member] |  |
Sales: |  |
Product | 11,190 | 9,894
Service | 5,152 | 4,054
Total sales | 16,342 | 13,948
Profit (loss) from operations | 1,464 | 485
Assets | 17,717 | 16,668
Capital Expenditures Incurred but Not yet Paid | 227 | 156
Depreciation, Depletion and Amortization, Nonproduction | 232 | 247
Germany [Member] |  |
Sales: |  |
Product | 4,863 | 7,808
Service | 15,130 | 15,043
Total sales | 19,993 | 22,851
Profit (loss) from operations | 676 | 549
Assets | 13,751 | 14,557
Capital Expenditures Incurred but Not yet Paid | 322 | 216
Depreciation, Depletion and Amortization, Nonproduction | 158 | 172
UK [Member] |  |
Sales: |  |
Product | 7,066 | 4,025
Service | 925 | 1,114
Total sales | 7,991 | 5,139
Profit (loss) from operations | (363) | (817)
Assets | 3,748 | 2,720
Capital Expenditures Incurred but Not yet Paid | 97 | 3
Depreciation, Depletion and Amortization, Nonproduction | 79 | 34
US [Member] |  |
Sales: |  |
Product | 54,716 | 44,720
Service | 4,325 | 2,648
Total sales | 59,041 | 47,368
Profit (loss) from operations | 2,024 | 9
Assets | 13,491 | 13,051
Capital Expenditures Incurred but Not yet Paid | 89 | 349
Depreciation, Depletion and Amortization, Nonproduction | 230 | 193
Total Service And System Integration Segment [Member] |  |
Sales: |  |
Product | 66,645 | 56,553
Service | 20,380 | 18,805
Total sales | 87,025 | 75,358
Profit (loss) from operations | 2,337 | (259)
Assets | 30,990 | 30,328
Capital Expenditures Incurred but Not yet Paid | 508 | 568
Depreciation, Depletion and Amortization, Nonproduction | $ 467 | $ 399

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