XML 21 R31.htm IDEA: XBRL DOCUMENT v2.4.1.9
Sale of Company-Owned Stores - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 23, 2014
Store
Restructuring And Related Activities [Abstract]  
Number of company-owned stores sold 14us-gaap_NumberOfStores
Pre-tax gain on sale of assets, net of goodwill reduction, charged to general and administrative expenses $ 1.7us-gaap_GainLossOnSaleOfOtherAssets
Reduction of goodwill related to sale of stores 0.5dpz_ReductionOfGoodwillOnSaleOfAssets
Deferred tax valuation allowance $ 0.3us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount