XML 32 R52.htm IDEA: XBRL DOCUMENT v2.4.1.9

Summary of Treasury Stock Activity (Parenthetical) (Detail) (USD $)	3 Months Ended
	Mar. 31, 2015
Minimum
Schedule of Treasury Stock [Line Items]
Market Value of Restricted Shares	$ 41.21cnk_MarketValueOfRestrictedSharesWithheld / us-gaap_RangeAxis = us-gaap_MinimumMember
Maximum
Schedule of Treasury Stock [Line Items]
Market Value of Restricted Shares	$ 44.67cnk_MarketValueOfRestrictedSharesWithheld / us-gaap_RangeAxis = us-gaap_MaximumMember

X

- Definition

Market value per share of restricted shares withheld by company related to restricted stock vesting

+ References

No definition available.

+ Details

Name:	cnk_MarketValueOfRestrictedSharesWithheld
Namespace Prefix:	cnk_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	cnk_ScheduleOfTreasuryStockLineItems
Namespace Prefix:	cnk_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: