DEBT - Components of Long-term Debt (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Total long-term debt, net of discounts and deferred finance charges	$ 747.0	$ 3,442.7
Debt subject to compromise	3,277.3	0.0
Total debt, prior to reclassification to Liabilities subject to compromise	4,024.3	3,442.7
Less current portion	(746.9)	(137.2)
Less amounts reclassified to Liabilities subject to compromise	(3,277.3)	0.0
Long-term debt	0.1	3,305.5
Short-term borrowings	$ 0.6	$ 0.7
Weighted-average interest rate (as a percent)	11.40%	11.40%
DIP Term Loan Facility due 2023
Debt Instrument [Line Items]
Total long-term debt, net of discounts and deferred finance charges	$ 575.0	$ 0.0
SISO DIP ABL Facility due 2023
Debt Instrument [Line Items]
Total long-term debt, net of discounts and deferred finance charges	130.0	0.0
Tranche A DIP ABL Facility due 2023
Debt Instrument [Line Items]
Total long-term debt, net of discounts and deferred finance charges	41.8	0.0
Spanish Government Loan due 2025
Debt Instrument [Line Items]
Total long-term debt, net of discounts and deferred finance charges	0.2	0.2
2021 Foreign Asset-Based Term Facility due 2024
Debt Instrument [Line Items]
Total long-term debt, net of discounts and deferred finance charges	0.0	71.2
Amended 2016 Revolving Credit Facility (Tranche A) due 2024
Debt Instrument [Line Items]
Total long-term debt, net of discounts and deferred finance charges		108.0
SISO Term Loan Facility due 2024
Debt Instrument [Line Items]
Total long-term debt, net of discounts and deferred finance charges		126.2
2020 ABL FILO Term Loans due 2023
Debt Instrument [Line Items]
Total long-term debt, net of discounts and deferred finance charges		50.0
Debt subject to compromise	50.0
Less amounts reclassified to Liabilities subject to compromise	(50.0)
2020 Troubled-debt-restructuring: future interest
Debt Instrument [Line Items]
Total long-term debt, net of discounts and deferred finance charges		42.6
Debt subject to compromise	36.0
Less amounts reclassified to Liabilities subject to compromise	(36.0)
2020 BrandCo Term Loan Facility due 2025
Debt Instrument [Line Items]
Total long-term debt, net of discounts and deferred finance charges		1,749.7
Debt subject to compromise	1,887.6
Less amounts reclassified to Liabilities subject to compromise	(1,887.6)
2016 Term Loan Facility: 2016 Term Loan due 2023 and 2025
Debt Instrument [Line Items]
Total long-term debt, net of discounts and deferred finance charges		867.9
Debt subject to compromise	872.4
Less amounts reclassified to Liabilities subject to compromise	$ (872.4)
6.25% Senior Notes due 2024
Debt Instrument [Line Items]
Stated interest rate (as a percent)	6.25%
Total long-term debt, net of discounts and deferred finance charges		$ 426.9
Debt subject to compromise	$ 431.3
Less amounts reclassified to Liabilities subject to compromise	$ (431.3)