XML 69 R58.htm IDEA: XBRL DOCUMENT v3.25.3

Dividends - Summary of dividends paid to stockholders and accrued on unvested performance (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended			9 Months Ended
		Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2025
Dividends Payable [Line Items]
Amount per Share of Common Stock		$ 0.08	$ 0.08	$ 0.08	$ 0.24
Total	[1]				$ 29.0
O 2025 Q1 Dividends [Member]
Dividends Payable [Line Items]
Declaration Date					Feb. 18, 2025
Record Date					Mar. 05, 2025
Payable Date					Mar. 19, 2025
Amount per Share of Common Stock					$ 0.08
Total	[1]				$ 10.1
O 2025 Q2 Dividends [Member]
Dividends Payable [Line Items]
Declaration Date					May 15, 2025
Record Date					May 29, 2025
Payable Date					Jun. 12, 2025
Amount per Share of Common Stock					$ 0.08
Total	[1]				$ 9.4
O2025 Q3 Dividends [Member]
Dividends Payable [Line Items]
Declaration Date					Aug. 13, 2025
Record Date					Aug. 27, 2025
Payable Date					Sep. 10, 2025
Amount per Share of Common Stock					$ 0.08
Total	[1]				$ 9.5
[1] Of the total dividends recorded during the three and nine months ended September 30, 2025, $0.3 and $0.7, respectively, were related to outstanding performance and restricted stock units and will not be paid until such units vest. See Note 9.See Note 19 for additional discussion of our dividend.

X

- Definition

Total Dividends Paid to Stockholders

+ References

No definition available.

+ Details

Name:	cnk_TotalDividendsPaidToStockholders
Namespace Prefix:	cnk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

+ Details

Name:	us-gaap_CommonStockDividendsPerShareDeclared
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Date the declared dividend will be paid, in YYYY-MM-DD format.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482913/230-10-50-3

+ Details

Name:	us-gaap_DividendPayableDateToBePaidDayMonthAndYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Date the dividend to be paid was declared, in YYYY-MM-DD format.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482913/230-10-50-3

+ Details

Name:	us-gaap_DividendsPayableDateDeclaredDayMonthAndYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Date the holder must own the stock to be entitled to the dividend, in YYYY-MM-DD format.

+ References

No definition available.

+ Details

Name:	us-gaap_DividendsPayableDateOfRecordDayMonthAndYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
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_DividendsPayableLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_DividendsAxis=cnk_O2025Q1DividendsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DividendsAxis=cnk_O2025Q2DividendsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DividendsAxis=cnk_O2025Q3DividendsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: