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Quarterly report pursuant to Section 13 or 15(d)

ACQUISITION OF AK STEEL (Intangible Assets Tables) (Details)

v3.20.1
ACQUISITION OF AK STEEL (Intangible Assets Tables) (Details)
$ in Millions
 3 Months Ended
Mar. 31, 2020
USD ($)
Acquired Finite-Lived Intangible Assets [Line Items] Ìý
Assumed Finite-lived Intangible Liabilities, Weighted Average Useful Life 13 years
Customer Relationships [Member] Ìý
Acquired Finite-Lived Intangible Assets [Line Items] Ìý
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 18 years
Technology-Based Intangible Assets [Member] Ìý
Acquired Finite-Lived Intangible Assets [Line Items] Ìý
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 17 years
Trademarks and Trade Names [Member] Ìý
Acquired Finite-Lived Intangible Assets [Line Items] Ìý
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 10 years
AK Steel Holding Corporation [Member] Ìý
Acquired Finite-Lived Intangible Assets [Line Items] Ìý
Finite-lived Intangible Assets Acquired $ 163.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 17 years
Intangible Liability Assumed $ (140.0)
Assumed Finite-lived Intangible Liabilities, Weighted Average Useful Life 13 years
AK Steel Holding Corporation [Member] | Customer Relationships [Member] Ìý
Acquired Finite-Lived Intangible Assets [Line Items] Ìý
Finite-lived Intangible Assets Acquired $ 91.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 18 years
AK Steel Holding Corporation [Member] | Technology-Based Intangible Assets [Member] Ìý
Acquired Finite-Lived Intangible Assets [Line Items] Ìý
Finite-lived Intangible Assets Acquired $ 61.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 17 years
AK Steel Holding Corporation [Member] | Trademarks and Trade Names [Member] Ìý
Acquired Finite-Lived Intangible Assets [Line Items] Ìý
Finite-lived Intangible Assets Acquired $ 11.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 10 years