XML 70 R44.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Closure and Long-lived Tangible Asset Impairment Charges (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Restructuring Charges [Abstract] |
Schedule of Impairment and Closure Charges | Closure and long-lived tangible asset impairment charges for the years ended December 31, 2024, 2023 and 2022 were as follows:
|  | Year Ended December 31,
|  | 2024 |  | 2023 |  | 2022
|  | (In millions)
Closure charges |  | $ | 2.2 |  |  | $ | 1.6 |  |  | $ | 1.7 |
Long-lived tangible asset impairment |  | 0.0 |  |  | 2.0 |  |  | 1.4 |
Total closure and long-lived tangible asset impairment charges |  | $ | 2.2 |  |  | $ | 3.6 |  |  | $ | 3.1 |

X
- Definition Schedule of Impairment and Closure Charges [Table Text Block] + References No definition available. + Details
Name: | din_ScheduleOfImpairmentAndClosureChargesTableTextBlock
Namespace Prefix: | din_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

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