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PENSION, PROFIT SHARING, AND OTHER EMPLOYEE BENEFIT PLANS (Additional Information) (Detail) - USD ($)
$ in Millions
3 Months Ended
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan, Contributions by Employer $ 0.2 $ 0.2 $ 0.0