XML 87 R70.htm IDEA: XBRL DOCUMENT v3.21.1

Commitments and Contingencies - Narrative (Details) - Applebee's - Property Lease Guarantee $ in Millions	Mar. 31, 2021 USD ($)
Loss Contingencies [Line Items]
Potential liability for guaranteed leases	$ 235.9
Potential liability for guaranteed leases excluding unexercised option periods	$ 34.2

X

- Definition

Guarantor Obligations, Maximum Exposure, Excluding Unexercised Option Periods, Undiscounted

+ References

No definition available.

+ Details

Name:	din_GuarantorObligationsMaximumExposureExcludingUnexercisedOptionPeriodsUndiscounted
Namespace Prefix:	din_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=121555522&loc=d3e12069-110248

+ Details

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

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_LossContingenciesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	dei_LegalEntityAxis=din_ApplebeesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_PropertyLeaseGuaranteeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: