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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
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