| Segment Data (Details Narrative) - USD ($) $ in Thousands | 3 Months Ended | |
|---|---|---|
| Dec. 31, 2021 | Dec. 31, 2020 | |
| Segment Data (Details Narrative) | ||
| Annual premium refunds | $ 18 | $ 1,537 | 
| Adjusted Industrial Services gross margin | 14.80% | 15.40% | 
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