XML 26 R55.htm IDEA: XBRL DOCUMENT v2.4.1.9
Commitments and Contingencies (Details) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Loss Contingencies [Line Items]    
Outstanding purchase commitments $ 108.4us-gaap_PurchaseCommitmentRemainingMinimumAmountCommitted  
Applebee's | Property Lease Guarantee    
Loss Contingencies [Line Items]    
Outstanding lease guarantees $ 378.1us-gaap_GuaranteeObligationsCurrentCarryingValue
/ dei_LegalEntityAxis
= din_ApplebeesMember
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= us-gaap_PropertyLeaseGuaranteeMember
$ 417.8us-gaap_GuaranteeObligationsCurrentCarryingValue
/ dei_LegalEntityAxis
= din_ApplebeesMember
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= us-gaap_PropertyLeaseGuaranteeMember