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FINANCIAL INSTRUMENTS (Details) - USD ($)
$ in Millions
Jun. 30, 2022
Dec. 31, 2021
Standby letters of credit which support products corporations workers compensation, general liability and automobile insurance programs    
Fair Value Measurements Of Financial Instruments [Line Items]    
Standby and trade letters of credit for various corporate purposes $ 5.9 $ 6.1
Sublimit, letters of credit    
Fair Value Measurements Of Financial Instruments [Line Items]    
Standby and trade letters of credit for various corporate purposes $ 8.1 $ 8.4