XML 141 R40.htm IDEA: XBRL DOCUMENT v3.20.1
INVENTORIES (Details) - USD ($)
$ in Millions
Mar. 31, 2020
Dec. 31, 2019
Inventory Disclosure [Abstract]    
Raw materials $ 63.4 $ 53.4
Building materials for resale 4.0 3.6
Other 1.8 2.0
Total $ 69.2 $ 59.0