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FINANCING ARRANGEMENTS AND LONG-TERM DEBT - Alsbridge Notes (Details) - Alsbridge - Unsecured subordinated promissory notes - USD ($) $ in Millions | Sep. 04, 2018 | Dec. 01, 2016
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FINANCING ARRANGEMENTS AND LONG-TERM DEBT |  |
Unsecured subordinated promissory notes issued |  | $ 7.0
Rate of interest (as a percent) |  | 2.00%
Principal paid off | $ 7.0 |
Interest outstanding paid off | $ 0.2 |

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