XML 105 R80.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

Impairment of Long-Lived Assets - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Impaired Long-Lived Assets Held and Used [Line Items] |  |  |  |
Impairment of long-lived and other assets | $ 0.0 | $ 9.4 | $ 0.0 | $ 10.1
Goodwill And Intangible Assets |  |  |  |
Impaired Long-Lived Assets Held and Used [Line Items] |  |  |  |
Impairment of long-lived and other assets | $ 0.0 |  | $ 0.0 |
U.S. Operating Segment |  |  |  |
Impaired Long-Lived Assets Held and Used [Line Items] |  |  |  |
Impairment of long-lived and other assets |  | 7.3 |  | 8.0
International Operating Segment |  |  |  |
Impaired Long-Lived Assets Held and Used [Line Items] |  |  |  |
Impairment of long-lived and other assets |  | $ 2.1 |  | $ 2.1

X
- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482130/360-10-45-4 + Details
Name: | us-gaap_AssetImpairmentCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ImpairedLongLivedAssetsHeldAndUsedLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_InvestmentTypeAxis=cnk_GoodwillAndIntangibleAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=cnk_UsOperatingSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=cnk_InternationalOperatingSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |