XML 102 R83.htm IDEA: XBRL DOCUMENT v3.20.4
RENTALS AND LEASES - Lessor (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Lessor, Lease, Description [Line Items]    
Property, plant and equipment, gross $ 6,781.4 $ 6,667.5
Accumulated depreciation 3,656.5 3,439.2
Operating Leases, Income Statement, Lease Revenue    
Operating lease revenue 356.3 412.7
Operating Leases, Future Minimum Payments Receivable    
2021 331.0  
2022 253.0  
2023 191.0  
2024 122.0  
2025 49.0  
Thereafter 14.0  
Total lease revenue 960.0  
Operating Leases Recorded in Property, Plant and Equipment    
Lessor, Lease, Description [Line Items]    
Property, plant and equipment, gross 1,190.3 1,091.7
Accumulated depreciation $ 646.1 $ 606.7