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Segment Information - Operating Segments (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2019 | Sep. 30, 2018
Segment Reporting Information [Line Items] |  |
Sales | $ 79,061 | $ 72,916
Sales: |  |
Income (loss) from operations | (826) | (1,601)
Total assets | 59,369 | 55,275
Capital expenditures | 832 | 438
Depreciation and amortization | 416 | 625
High Performance Products Segment |  |
Segment Reporting Information [Line Items] |  |
Sales | 7,902 | 10,479
Sales: |  |
Income (loss) from operations | (3,085) | (2,777)
Total assets | 11,548 | 14,869
Capital expenditures | 310 | 99
Depreciation and amortization | 230 | 243
United Kingdom |  |
Segment Reporting Information [Line Items] |  |
Sales | 5,316 | 8,107
Sales: |  |
Income (loss) from operations | (62) | (475)
Total assets | 10,530 | 13,854
Capital expenditures | 6 | 1
Depreciation and amortization | 6 | 7
U.S. |  |
Segment Reporting Information [Line Items] |  |
Sales | 65,843 | 54,330
Sales: |  |
Income (loss) from operations | 2,321 | 1,651
Total assets | 37,291 | 26,552
Capital expenditures | 516 | 338
Depreciation and amortization | 180 | 375
TS |  |
Segment Reporting Information [Line Items] |  |
Sales | 71,159 | 62,437
Sales: |  |
Income (loss) from operations | 2,259 | 1,176
Total assets | 47,821 | 40,406
Capital expenditures | 522 | 339
Depreciation and amortization | 186 | 382
Product |  |
Segment Reporting Information [Line Items] |  |
Sales | 66,017 | 59,661
Product | High Performance Products Segment |  |
Segment Reporting Information [Line Items] |  |
Sales | 6,406 | 7,014
Product | United Kingdom |  |
Segment Reporting Information [Line Items] |  |
Sales | 4,936 | 7,501
Product | U.S. |  |
Segment Reporting Information [Line Items] |  |
Sales | 54,675 | 45,146
Product | TS |  |
Segment Reporting Information [Line Items] |  |
Sales | 59,611 | 52,647
Service |  |
Segment Reporting Information [Line Items] |  |
Sales | 13,044 | 13,255
Service | High Performance Products Segment |  |
Segment Reporting Information [Line Items] |  |
Sales | 1,496 | 3,465
Service | United Kingdom |  |
Segment Reporting Information [Line Items] |  |
Sales | 380 | 606
Service | U.S. |  |
Segment Reporting Information [Line Items] |  |
Sales | 11,168 | 9,184
Service | TS |  |
Segment Reporting Information [Line Items] |  |
Sales | $ 11,548 | $ 9,790

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