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Condensed Financial Information of The Registrant - Additional Information (Detail) - Parent Company [Member] $ in Millions | 12 Months Ended
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Jan. 03, 2021 USD ($)
Condensed Financial Statements, Captions [Line Items] |
Adjustment To Equity In Net Deficit Of Subsidiaries | $ 1.1
Adjustment To Retained Deficit | $ 1.1

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- Definition Adjustment To Equity In Net Deficit Of Subsidiaries. + References No definition available. + Details
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Namespace Prefix: | dpz_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Adjustment To Retained Deficit. + References No definition available. + Details
Name: | dpz_AdjustmentToRetainedDeficit
Namespace Prefix: | dpz_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
Name: | srt_CondensedFinancialStatementsCaptionsLineItems
Namespace Prefix: | srt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | srt_ConsolidatedEntitiesAxis=srt_ParentCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |