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INCOME TAXES (NOL) (Details) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2017 USD ($) item | Dec. 31, 2016 USD ($) | Dec. 31, 2014 USD ($)
Operating loss and contribution carryforwards |  |  |
Number of state taxing authorities for which the entity is under examination | item | 1 |  |
State |  |  |
Operating loss and contribution carryforwards |  |  |
Operating loss carryforwards | $ 19.9 |  |
Contribution carryforwards | $ 1.4 |  |
Majority of state net operating loss and contribution carryforwards, expiration period one | 15 years |  |
Majority of state net operating loss and contribution carryforwards, expiration period two | 20 years |  |
Valuation allowance related to net operating loss and contribution carryforwards | $ 0.8 |  |
State | Panther |  |  |
Operating loss and contribution carryforwards |  |  |
Operating loss carryforwards | 5.0 |  |
Foreign |  |  |
Operating loss and contribution carryforwards |  |  |
Valuation allowance related to net operating loss carryforwards |  | $ 0.3 |
Federal | Panther |  |  |
Operating loss and contribution carryforwards |  |  |
Operating loss carryforwards | $ 1.5 |  |
Net operating loss carryforwards expiration period | 14 years |  |
Minimum | State |  |  |
Operating loss and contribution carryforwards |  |  |
State net operating loss and contribution carryforwards expiration period | 5 years |  |
Minimum | State | Panther |  |  |
Operating loss and contribution carryforwards |  |  |
Net operating loss carryforwards expiration period | 5 years |  |
Maximum | State |  |  |
Operating loss and contribution carryforwards |  |  |
State net operating loss and contribution carryforwards expiration period | 20 years |  |
Maximum | State | Panther |  |  |
Operating loss and contribution carryforwards |  |  |
Net operating loss carryforwards expiration period | 20 years |  |
Maximum | Federal |  |  |
Operating loss and contribution carryforwards |  |  |
Adjustment for completed audit |  |  | $ 0.1

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