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ACCOUNTS RECEIVABLES (Tables)
 9 Months Ended
Sep. 30, 2020
Receivables [Abstract]  
AR Facilities The following table summarizes the AR Facilities activity:

 
September 30,
 
2020
 
2019
 
($ in millions)
Balance at beginning of year
$
63.1

 
$
132.4

     Gross receivables sold
614.9

 
778.9

     Payments received from customers on sold accounts
(584.9
)
 
(803.9
)
Balance at end of period
$
93.1

 
$
107.4