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Quarterly report pursuant to Section 13 or 15(d)

DEBT AND CREDIT FACILITIES - Schedule Of Long-Term Debt (Details)

v3.20.2
DEBT AND CREDIT FACILITIES - Schedule Of Long-Term Debt (Details) - USD ($)
$ in Millions
Sep. 30, 2020
Dec. 31, 2019
Debt Instrument [Line Items] Ìý Ìý
Long-term Debt, Gross $ 4,490.7 Ìý
LONG-TERM DEBT 4,309.8 $ 2,113.8
Credit Facility Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Long-term Line of Credit $ 400.0 Ìý
ÐÇ¿Õ´«Ã½ Inc. [Member] | 4.875% 2024 Senior Secured Notes [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 5.00% 5.00%
Long-term Debt, Gross $ 394.5 $ 400.0
Unamortized Debt Issuance Expense (3.7) (4.6)
Debt Instrument, Unamortized Discount (1.5) (1.8)
Long-term Debt $ 389.3 $ 393.6
ÐÇ¿Õ´«Ã½ Inc. [Member] | 9.875% 2025 Senior Secured Notes [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 10.57% Ìý
Long-term Debt, Gross $ 955.2 Ìý
Unamortized Debt Issuance Expense (8.1) Ìý
Debt Instrument, Unamortized Discount (25.8) Ìý
Long-term Debt $ 921.3 Ìý
ÐÇ¿Õ´«Ã½ Inc. [Member] | 6.75% 2026 Senior Secured Notes [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 6.99% Ìý
Long-term Debt, Gross $ 845.0 Ìý
Unamortized Debt Issuance Expense (21.4) Ìý
Debt Instrument, Unamortized Discount (9.0) Ìý
Long-term Debt $ 814.6 Ìý
ÐÇ¿Õ´«Ã½ Inc. [Member] | 6.375% 2025 Senior Notes [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 8.11% Ìý
Long-term Debt, Gross $ 64.3 Ìý
Unamortized Debt Issuance Expense (0.2) Ìý
Debt Instrument, Unamortized Discount (4.6) Ìý
Long-term Debt $ 59.5 Ìý
ÐÇ¿Õ´«Ã½ Inc. [Member] | 1.50% 2025 Convertible Senior Notes [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 6.26% 6.26%
Long-term Debt, Gross $ 296.3 $ 316.3
Unamortized Debt Issuance Expense (3.7) (4.6)
Debt Instrument, Unamortized Discount (53.0) (65.0)
Long-term Debt $ 239.6 $ 246.7
ÐÇ¿Õ´«Ã½ Inc. [Member] | 5.75% 2025 Senior Notes [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 6.01% 6.01%
Long-term Debt, Gross $ 396.2 $ 473.3
Unamortized Debt Issuance Expense (2.6) (3.6)
Debt Instrument, Unamortized Discount (4.1) (5.5)
Long-term Debt $ 389.5 $ 464.2
ÐÇ¿Õ´«Ã½ Inc. [Member] | 7.00% 2027 Senior Notes [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 9.24% Ìý
Long-term Debt, Gross $ 88.0 Ìý
Unamortized Debt Issuance Expense (0.3) Ìý
Debt Instrument, Unamortized Discount (9.6) Ìý
Long-term Debt $ 78.1 Ìý
ÐÇ¿Õ´«Ã½ Inc. [Member] | 5.875% 2027 Senior Notes [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 6.49% 6.49%
Long-term Debt, Gross $ 555.5 $ 750.0
Unamortized Debt Issuance Expense (4.3) (6.3)
Debt Instrument, Unamortized Discount (18.6) (27.3)
Long-term Debt $ 532.6 $ 716.4
ÐÇ¿Õ´«Ã½ Inc. [Member] | 6.25% 2040 Senior Notes [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 6.34% 6.34%
Long-term Debt, Gross $ 262.7 $ 298.4
Unamortized Debt Issuance Expense (1.8) (2.2)
Debt Instrument, Unamortized Discount (2.8) (3.3)
Long-term Debt $ 258.1 292.9
ÐÇ¿Õ´«Ã½ Inc. [Member] | Credit Facility Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 2.77% Ìý
Long-term Debt, Gross $ 2,000.0 450.0
Long-term Line of Credit $ 400.0 $ 0.0
AK Steel Holding Corporation [Member] | 7.625% 2021 Senior Notes [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 7.33% Ìý
Long-term Debt, Gross $ 33.5 Ìý
Unamortized Debt Issuance Expense 0.0 Ìý
Debt Instrument, Unamortized Premium 0.1 Ìý
Long-term Debt $ 33.6 Ìý
AK Steel Holding Corporation [Member] | 7.50% 2023 AK Senior Notes [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 6.17% Ìý
Long-term Debt, Gross $ 12.8 Ìý
Unamortized Debt Issuance Expense 0.0 Ìý
Debt Instrument, Unamortized Premium 0.5 Ìý
Long-term Debt $ 13.3 Ìý
AK Steel Holding Corporation [Member] | 6.375% 2025 AK Senior Notes [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 8.11% Ìý
Long-term Debt, Gross $ 38.4 Ìý
Unamortized Debt Issuance Expense 0.0 Ìý
Debt Instrument, Unamortized Discount (2.7) Ìý
Long-term Debt $ 35.7 Ìý
AK Steel Holding Corporation [Member] | 7.00% 2027 AK Senior Notes [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Debt Instrument, Interest Rate, Effective Percentage 9.24% Ìý
Long-term Debt, Gross $ 56.3 Ìý
Unamortized Debt Issuance Expense 0.0 Ìý
Debt Instrument, Unamortized Discount (6.0) Ìý
Long-term Debt 50.3 Ìý
AK Steel Holding Corporation [Member] | Industrial Revenue Bonds [Member] Ìý Ìý
Debt Instrument [Line Items] Ìý Ìý
Long-term Debt, Gross 92.0 Ìý
Unamortized Debt Issuance Expense 0.0 Ìý
Debt Instrument, Unamortized Premium 2.3 Ìý
Long-term Debt $ 94.3 Ìý