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FAIR VALUE MEASUREMENTS (Details) - USD ($) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2018 | Dec. 31, 2018 | Dec. 31, 2017
Gearing Cicero Ave. facility |  |  |
FAIR VALUE MEASUREMENTS |  |  |
Gain on sale | $ 23 |  |
Nonrecurring |  |  |
FAIR VALUE MEASUREMENTS |  |  |
Total assets at fair value |  | $ 1,852 | $ 580
Nonrecurring | Gearing Cicero Ave. facility |  |  |
FAIR VALUE MEASUREMENTS |  |  |
Property plant and equipment at fair value |  | 560 | 560
Nonrecurring | Services assets |  |  |
FAIR VALUE MEASUREMENTS |  |  |
Property plant and equipment at fair value |  |  | 20
Nonrecurring | Level 3 |  |  |
FAIR VALUE MEASUREMENTS |  |  |
Total assets at fair value |  | 1,852 | 580
Nonrecurring | Level 3 | Gearing Cicero Ave. facility |  |  |
FAIR VALUE MEASUREMENTS |  |  |
Property plant and equipment at fair value |  |  | 560
Nonrecurring | Level 3 | Services assets |  |  |
FAIR VALUE MEASUREMENTS |  |  |
Property plant and equipment at fair value |  |  | $ 20
Customer relationships |  |  |
FAIR VALUE MEASUREMENTS |  |  |
Finite lived intangible assets at fair Value |  | 1,852 |
Customer relationships | Level 3 |  |  |
FAIR VALUE MEASUREMENTS |  |  |
Finite lived intangible assets at fair Value |  | $ 1,852 |

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