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v3.21.1

Revenue - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Mar. 31, 2021 | Mar. 31, 2020
Revenue from External Customer [Line Items] |  |  |  |
Sales | $ 500 |  |  |
Total sales | 14,088 | $ 16,883 | $ 25,476 | $ 33,741
Product |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Sales | 10,969 | 13,123 | 19,366 | 26,656
Total sales | 10,976 | 13,146 | 19,384 | 26,705
Service |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Sales | 3,112 | 3,737 | 6,092 | 7,036
Total sales | 3,112 | 3,737 | 6,092 | 7,036
Finance |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Finance | 7 | 23 | 18 | 49
High Performance Products Segment |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Total sales | 888 | 1,475 | 2,444 | 2,516
High Performance Products Segment | Product |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Sales | 716 | 922 | 1,892 | 1,689
Total sales | 716 | 922 | 1,892 | 1,689
High Performance Products Segment | Service |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Sales | 172 | 553 | 552 | 827
Total sales | 172 | 553 | 552 | 827
TS |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Total sales | 13,200 | 15,408 | 23,032 | 31,225
TS | U.K. |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Total sales | 331 | 268 | 1,821 | 947
TS | U.S. |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Total sales | 12,869 | 15,140 | 21,211 | 30,278
TS | Product |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Sales | 10,253 | 12,201 | 17,474 | 24,967
Total sales | 10,260 | 12,224 | 17,492 | 25,016
TS | Product | U.K. |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Sales | 241 | 184 | 1,644 | 737
Total sales | 241 | 184 | 1,644 | 737
TS | Product | U.S. |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Sales | 10,012 | 12,017 | 15,830 | 24,230
Total sales | 10,019 | 12,040 | 15,848 | 24,279
TS | Service |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Sales | 2,940 | 3,184 | 5,540 | 6,209
Total sales | 2,940 | 3,184 | 5,540 | 6,209
TS | Service | U.K. |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Sales | 90 | 84 | 177 | 210
Total sales | 90 | 84 | 177 | 210
TS | Service | U.S. |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Sales | 2,850 | 3,100 | 5,363 | 5,999
Total sales | 2,850 | 3,100 | 5,363 | 5,999
TS | Finance |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Finance | 7 | 23 | 18 | 49
TS | Finance | U.S. |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Finance | $ 7 | $ 23 | $ 18 | $ 49

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