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REVENUE RECOGNITION, Contract Assets and Contract Liabilities (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2022 | Dec. 31, 2021
Contract with Customer, Asset and Liability [Abstract] |  |
Total Deferred Revenue | $ 1,595 | $ 1,514
Tariff Revenue [Member] |  |
Contract with Customer, Asset and Liability [Abstract] |  |
Contract Assets | 3,009 | 2,144
Total Deferred Revenue | 1,196 | 1,227
Tariff Deferred Revenue | 1,200 |
Non-Tariff Revenue [Member] |  |
Contract with Customer, Asset and Liability [Abstract] |  |
Total Deferred Revenue | 399 | $ 287
Tariff Deferred Revenue | $ 300 |

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