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Interest term of debt.

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CORPORATE BORROWINGS AND FINANCE LEASE LIABILITIES - Odeon Secured Debt (Details) € in Millions, £ in Millions, $ in Millions							12 Months Ended
	Oct. 20, 2022 USD ($)	Oct. 20, 2022 GBP (£)	Oct. 20, 2022 EUR (€)	Feb. 14, 2022	Feb. 15, 2021 USD ($)	Feb. 15, 2021 EUR (€)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Feb. 15, 2021 EUR (€)
Debt Instrument [Line Items]
(Gain) loss on extinguishment of debt							$ (142.8)	$ 92.8	$ 14.1
Debt Instrument, Redemption Price as Percentage of Principal Amount				107.50%
Deferred financing cost write-off							9.6	12.6	23.3
Amortization of net premium on corporate borrowings to interest expense							(55.6)	(65.4)	(3.9)
Deferred financing costs							$ 31.1	37.9
Odeon Term Loan Facility
Debt Instrument [Line Items]
(Gain) loss on extinguishment of debt								$ 36.5
Odeon Term Loan Facility \| Odeon Cinemas Group Limited
Debt Instrument [Line Items]
(Gain) loss on extinguishment of debt	$ 36.5
Odeon Senior Secured Note 2027
Debt Instrument [Line Items]
Stated interest rate (as a percent)							12.75%	12.75%
Net proceeds from issuance of notes								$ 368.0
Odeon Senior Secured Note 2027 \| Odeon Cinemas Group Limited
Debt Instrument [Line Items]
Debt instrument face amount	$ 400.0
Stated interest rate (as a percent)	12.75%
Debt instrument issue price percentage	92.00%	92.00%	92.00%
Interest rate cash (as a percent)	12.75%	12.75%	12.75%
Net proceeds from issuance of notes	$ 363.0
Debt instrument redemption amount as a percentage of principal amount	112.75%	112.75%	112.75%
Odeon Senior Secured Note 2027 \| Odeon Cinemas Group Limited \| Sell assets of subsidiaries and company
Debt Instrument [Line Items]
Debt instrument redemption amount as a percentage of principal amount	100.00%	100.00%	100.00%
Odeon Senior Secured Note 2027 \| Odeon Cinemas Group Limited \| Change of control
Debt Instrument [Line Items]
Debt instrument redemption amount as a percentage of principal amount	101.00%	101.00%	101.00%
Odeon Senior Secured Note 2027 \| Redemption period one \| Odeon Cinemas Group Limited
Debt Instrument [Line Items]
Debt instrument redemption amount as a percentage of principal amount	106.375%	106.375%	106.375%
Odeon Senior Secured Note 2027 \| Redemption period two \| Odeon Cinemas Group Limited
Debt Instrument [Line Items]
Debt instrument redemption amount as a percentage of principal amount	103.188%	103.188%	103.188%
Odeon Senior Secured Note 2027 \| Redemption period three \| Odeon Cinemas Group Limited
Debt Instrument [Line Items]
Debt instrument redemption amount as a percentage of principal amount	100.00%	100.00%	100.00%
Odeon Senior Secured Note 2027 \| At the time of sale of assets \| Odeon Cinemas Group Limited
Debt Instrument [Line Items]
Debt Instrument, Redemption Price as Percentage of Principal Amount	35.00%	35.00%	35.00%
Odeon Term Loan Facility due 2023
Debt Instrument [Line Items]
Deferred financing cost write-off									$ 1.0
Amortization of net premium on corporate borrowings to interest expense					$ 19.4
Deferred financing costs					$ 16.5
Odeon Term Loan Facility due 2023 \| Odeon Cinemas Group Limited
Debt Instrument [Line Items]
Cash	$ 146.7
Interest rate percentage in year one					10.75%					10.75%
Interest rate percentage in year thereafter					11.25%					11.25%
Interest period, Term					3 months	3 months
£140.0 million term loan facility agreement \| Odeon Cinemas Group Limited
Debt Instrument [Line Items]
Debt instrument face amount \| €										€ 140.0
Principal and premium repayments	167.7	£ 147.6
Repayments \| €						€ 89.7
€296.0 million term loan facility agreement \| Odeon Cinemas Group Limited
Debt Instrument [Line Items]
Debt instrument face amount \| €										€ 296.0
Principal and premium repayments	$ 308.9		€ 312.2
Repayments \| €						€ 12.8