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Summary of Activity with NCM Included in Company's Consolidated Financial Statements (Detail) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Schedule Of Equity Method Investments [Line Items] |  |  |
Equity in loss |  | $ (2.2) | $ (6.8)
Investment In NCM |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |
Beginning Balance |  | 135.4 |
Equity in loss |  | (3.5) |
Ending Balance |  | 131.9 |
N C M Screen Advertising Advances |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |
Beginning Balance |  | (346.0) |
Interest accrued on NCM screen advertising advances | [1] | (5.8) |
Amortization of screen advertising advances |  | 8.0 |
Ending Balance |  | (343.8) |
Equity in Loss |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |
Equity in loss |  | 3.5 |
Ending Balance |  | 3.5 |
Other Revenues |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |
Screen rental revenues earned under ESA | [2] | (4.2) |
Amortization of screen advertising advances |  | (8.0) |
Ending Balance |  | (12.2) |
Interest Expense - NCM |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |
Interest accrued on NCM screen advertising advances |  | 5.8 |
Ending Balance |  | 5.8 |
Cash Received |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |
Screen rental revenues earned under ESA | [2] | 4.2 |
Ending Balance |  | $ 4.2 |
[1] | See Note 9 for the maturity of NCM screen advertising advances as of March 31, 2022.
[2] | Amounts include the per patron and per digital screen theatre access fees due to the Company, net of amounts due to NCM for on-screen advertising time provided to the Company’s beverage concessionaire of approximately $1.5. (2) The Company had a receivable from NCM of $6.2 as of March 31, 2022.

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