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Quarterly report pursuant to Section 13 or 15(d)

LEASES - Summary of other information related to leases (Details)

v3.20.1
LEASES - Summary of other information related to leases (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Business Acquisition [Line Items] Ìý Ìý
Operating leases within cash flows from operating activities $ 1.1 $ 1.0
Finance leases within cash flows from operating activities 0.5 0.3
Finance leases within cash flows from financing activities 2.1 0.8
Right-of-use assets obtained in exchange for new finance lease liabilities1 [1] $ 29.9 $ 15.1
Weighted-average remaining lease term - operating leases (in years) 8 years 10 years
Weighted-average remaining lease term - finance leases (in years) 11 years 6 years
Weighted-average discount rate - operating leases 8.40% 7.90%
Weighted-average discount rate - finance leases 6.80% 4.70%
AK Steel Holding Corporation [Member] Ìý Ìý
Business Acquisition [Line Items] Ìý Ìý
Right-of-use assets obtained in exchange for new finance lease liabilities1 $ 5.3 Ìý
[1]
1 Does not include right-of-use assets obtained in the Merger of $5.3 million for the three months ended March 31, 2020.