Fair Value Measurements - Additional Information (Detail) - USD ($) $ in Millions	Mar. 22, 2020	Dec. 29, 2019
Variable Funding Note [Member] \| Fair Value, Inputs, Level 2 [Member]
Long-term Line of Credit, Noncurrent	$ 158.0	$ 0.0

Subsequent event effect of variable funds borrowed.

No definition available.

Name:	dpz_SubsequentEventEffectOfVariableFundsBorrowed
Namespace Prefix:	dpz_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant