XML 22 R59.htm IDEA: XBRL DOCUMENT v3.19.3
DEBT AND CREDIT FACILITIES DEBT AND CREDIT FACILITIES (ABL Facility) (Details) - USD ($)
$ in Millions
Sep. 30, 2019
Dec. 31, 2018
Line of Credit Facility [Line Items]    
Line of Credit Facility, Maximum Borrowing Capacity $ 450.0  
Revolving Credit Facility [Member]    
Line of Credit Facility [Line Items]    
Line of Credit Facility, Current Borrowing Capacity 400.8 $ 323.7
Long-term Line of Credit 0.0 0.0
Line of Credit Facility, Remaining Borrowing Capacity 366.7 268.7
Letter of Credit [Member]    
Line of Credit Facility [Line Items]    
Long-term Line of Credit $ (34.1) $ (55.0)