XML 72 R60.htm IDEA: XBRL DOCUMENT v3.20.2
POST RETIREMENT BENEFIT PLANS - Additional Information (Details)
$ in Millions
9 Months Ended
Dec. 31, 2019
USD ($)
plan
Jul. 31, 2020
USD ($)
plan
Jul. 31, 2019
USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Company's pension contributions   $ 27.0 $ 19.7
United States | Pension Plans, Defined Benefit      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Number of plans | plan 2 2  
Employer contributions during period   $ 44.3  
Decrease for settlement   44.3  
Gain on settlement   $ 0.1  
Obligation period decrease $ 19.0    
Plan assets, decrease $ 9.3    
Defined benefit plan, assumptions used, discount rate   3.38%  
Expected long term return on assets   5.00%