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INVESTMENTS (Details) $ / shares in Units, ر.س in Millions, $ in Millions						1 Months Ended	12 Months Ended
	Nov. 15, 2023	Aug. 24, 2023	Dec. 30, 2022 USD ($)	Dec. 30, 2022 SAR (ر.س)	Mar. 14, 2022 $ / shares shares	Mar. 31, 2022 USD ($) shares	Dec. 31, 2024 USD ($) item	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Investments
Gain on investment sold								$ 15.5
Number of theatres \| item							4
Equity in earnings of non-consolidated entities							$ 12.4	7.7	$ (1.6)
Equity Method Investments Ownership Transactions [Abstract]
Stock split conversion ratio		0.1
Unrealized loss (gain) on investments							$ (3.0)	(12.6)	(6.3)
Europe
Investments
Number of theatres \| item							61
Investment in Hycroft Mining Holding Corporation Warrants
Equity Method Investments Ownership Transactions [Abstract]
Number of shares to be received for each unit \| shares					1
Price per share (in dollars per share) \| $ / shares					$ 10.68
Term					5 years
Hycroft
Equity Method Investments Ownership Transactions [Abstract]
Number of shares purchased \| shares					2,300,000
Stock split conversion ratio	0.10				1
Number of shares to be received for each unit \| shares					1
Hycroft \| Investment expense (income)
Equity Method Investments Ownership Transactions [Abstract]
Unrealized loss (gain) on investments							$ 3.0	12.6	6.3
NCM
Investments
Common units returned under Common Unit Adjustment Agreement \| shares						5,954,646
Value of common units returned under Unit Adjustment agreement						$ 15.0
Realized loss on investment									13.5
Equity Method Investments Ownership Transactions [Abstract]
Value of stock sold									1.5
DCIP
Investments
Equity in earnings of non-consolidated entities									3.4
Non consolidated investee \| Maximum
Investments
Ownership Interest							50.00%
Saudi Cinema Company
Investments
Percentage of equity method investment sold			10.00%	10.00%
Equity method investment, amount sold			$ 30.0	ر.س 112.5
Gain on investment sold								15.5
Equity in earnings of non-consolidated entities									$ (7.6)
Digital Cinema Distribution Coalition, LLC ("DCDC")
Investments
Ownership Interest							14.60%
AC JV
Investments
Ownership Interest							32.00%
Equity in earnings of non-consolidated entities							$ 10.0	$ 4.9
SV Holdco LLC, owner of Screen vision
Investments
Ownership Interest							18.40%
Digital Cinema Media Ltd. ("DCM")
Investments
Ownership Interest							50.00%
Handelsbolaget Svenska Bio Lidingo
Investments
Ownership Interest							50.00%
Bergen Kino AS
Investments
Ownership Interest							49.00%
Odeon Kino Stavanger/ Sandnes AS
Investments
Ownership Interest							49.00%
CAPA Kinoreklame AS ("CAPA")
Investments
Ownership Interest							50.00%
Vasteras Biografer
Investments
Ownership Interest							50.00%
U.S. Motion pictures theatres
Investments
Number of theatres \| item							4
Theatre \| Europe
Investments
Number of theatres \| item							61