Estimated Cost Of Providing Promotional Allowances

No definition available.

Name:	chdn_EstimatedCostOfProvidingPromotionalAllowances
Namespace Prefix:	chdn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	chdn_PromotionalAllowanceLineItems
Namespace Prefix:	chdn_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Value of deferred revenue or cost to provide products or services, which is expected to be recognized in income or incurred within one year or the normal operating cycle, if longer, resulting from customer loyalty program. Excludes liability associated with frequent flier programs. Includes liability associated with customer loyalty programs for other businesses, for example, but is not limited to, hotels, supermarkets, credit card companies, automobile rental companies, and book sellers.

+ References

No definition available.

+ Details

Name:	us-gaap_CustomerLoyaltyProgramLiabilityCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of income (loss) from a disposal group, net of income tax, reported as a separate component of income before extraordinary items after deduction or consideration of the amount allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 45

-Paragraph 19

-URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569616-111683

+ Details

Name:	us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

This element represents the estimated retail value of accommodations, food and beverage, and other services furnished to guests without charge.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 924

-SubTopic 605

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6472957&loc=d3e51325-107943

+ Details

Name:	us-gaap_PromotionalAllowances
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Basis Of Presentation (Details) (USD $)	3 Months Ended		9 Months Ended
Basis Of Presentation (Details) (USD $)	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Promotional Allowance [Line Items]
Promotional Allowances	$ 8,700,000	$ 5,200,000	$ 25,100,000	$ 14,600,000
Estimated Cost Of Providing Promotional Allowances	2,300,000	1,300,000	7,000,000	3,700,000
Customer Loyalty Program Liability, Current	2,300,000		2,300,000		2,100,000
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	100,000	100,000
Racing Operations
Promotional Allowance [Line Items]
Promotional Allowances	200,000	300,000	700,000	800,000
Online Operations
Promotional Allowance [Line Items]
Promotional Allowances	3,400,000	2,400,000	9,500,000	6,300,000
Gaming Operations
Promotional Allowance [Line Items]
Promotional Allowances	$ 5,100,000	$ 2,500,000	$ 14,900,000	$ 7,500,000