XML 104 R8.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Statement Of Stockholders Equity [Abstract] |  |  |
Dividends paid to stockholders, per share | $ 1.36 | $ 1.28 | $ 1.16
New accounting pronouncement or change in accounting principle, effect of change on income taxes | $ 6,054 | $ 2,267 |

X
- Definition New accounting pronouncement or change in accounting principle, effect of change on income taxes. + References No definition available. + Details
Name: | cnk_NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfChangeOnIncomeTaxes
Namespace Prefix: | cnk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Aggregate dividends paid during the period for each share of common stock outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
Name: | us-gaap_CommonStockDividendsPerShareCashPaid
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_StatementOfStockholdersEquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration