Debt (Details Textual) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Payment for Debt Extinguishment or Debt Prepayment Cost	$ 11.8	$ 2.6	$ 0.0
Gains (Losses) on Extinguishment of Debt	11.8	2.6	$ 0.0
Debt, Long-term and Short-term, Combined Amount	4,083.5
Cash flows from operating activities
Debt Instrument [Line Items]
Gains (Losses) on Extinguishment of Debt	4.6
Senior Unsecured Notes Due 2021 [Member] [Domain]
Debt Instrument [Line Items]
Long-term Debt, Gross	0.0
Debt, Long-term and Short-term, Combined Amount	$ 0.0
Senior Unsecured Notes Due 2023 [Member] [Domain]
Debt Instrument [Line Items]
Fixed interest rate	3.95%
Long-term Debt, Gross	$ 0.0
Debt, Long-term and Short-term, Combined Amount	0.0
Senior Unsecured Notes Due 2028 [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	$ 700.0
Fixed interest rate	4.60%
Debt, Long-term and Short-term, Combined Amount	$ 696.6
Senior Secured Notes Due 2026 [Member]
Debt Instrument [Line Items]
Secured Long-term Debt, Noncurrent	299.1	298.8
Debt Instrument, Face Amount	$ 300.0
Fixed interest rate	3.85%
Debt, Long-term and Short-term, Combined Amount	$ 299.1
Senior Secured Notes Due 2025
Debt Instrument [Line Items]
Secured Long-term Debt, Noncurrent	$ 20.8	20.7
Fixed interest rate	5.50%
Debt, Long-term and Short-term, Combined Amount	$ 20.8
Senior secured first lien notes due 2029
Debt Instrument [Line Items]
Secured Long-term Debt, Noncurrent	888.4	887.2
Debt Instrument, Face Amount	$ 900.0
Fixed interest rate	9.375%
Debt, Long-term and Short-term, Combined Amount	$ 888.4
Senior Secured Second Lien Notes Due 2025
Debt Instrument [Line Items]
Secured Long-term Debt, Noncurrent	$ 0.0	1,191.0
Fixed interest rate	750.00%
Debt, Long-term and Short-term, Combined Amount	$ 0.0
Exchangeable Notes Due 2028
Debt Instrument [Line Items]
Debt Instrument, Face Amount	$ 230.0
Fixed interest rate	3.25%
Debt, Long-term and Short-term, Combined Amount	$ 222.2
Senior Secured Second Lien Notes due 2030
Debt Instrument [Line Items]
Secured Long-term Debt, Noncurrent	1,180.0	$ 0.0
Debt Instrument, Face Amount	$ 1,200.0
Fixed interest rate	9.75%
Debt, Long-term and Short-term, Combined Amount	$ 1,180.0