XML 25 R59.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Inventories - Schedule of Inventories (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Sep. 30, 2019
Inventory Disclosure [Abstract]    
Raw materials $ 701.2 $ 676.0
Partially finished products 277.9 244.2
Finished products 557.2 433.0
Inventories at FIFO cost 1,536.3 1,353.2
Less: Excess of FIFO cost over LIFO cost (105.6) (104.0)
Inventory net $ 1,430.7 $ 1,249.2