Description of Business and Summary of Significant Accounting Policies - Additional Information (Detail) $ in Thousands	12 Months Ended
	Dec. 30, 2018 USD ($) Store Country State	Dec. 31, 2017 USD ($)	Jan. 01, 2017 USD ($)
Related Party Transaction [Line Items]
Payments to Develop Software | $	$ 2,756	$ 3,243	$ 10,455
Deferred Revenue | $	$ 18,124	21,050
Number of states in which Entity operates | State	47
Number of foreign countries in which Entity operates | Country	14
number of stores in CA TX FL | Store	181
Number of PPP stores in AZ TX MX | Store	135
Number of stores operated by Entity | Store	750
Income taxes receivable | $	$ 10,160	10,960
Capitalized Store Development Costs | $	4,600	3,500	3,400
FranchiseRoyaltiesandContinuingSalesandFees | $	20,700	17,900	17,400
Advertising expense | $	48,198	48,379	$ 46,142
Minimum [Member]
Related Party Transaction [Line Items]
general insurance deductible | $	200
Maximum [Member]
Related Party Transaction [Line Items]
general insurance deductible | $	$ 500
Company Operated [Member]
Related Party Transaction [Line Items]
Number of states in which Entity operates | State	44
number of stores in CA TX FL | Store	178
Number of PPP stores in AZ TX MX | Store	34
Number of stores operated by Entity | Store	554
Franchise Operated [Member]
Related Party Transaction [Line Items]
Number of states in which Entity operates | State	15
Number of foreign countries in which Entity operates | Country	13
number of stores in CA TX FL | Store	3
Number of PPP stores in AZ TX MX | Store	101
Number of stores operated by Entity | Store	196
Game Cards [Member]
Related Party Transaction [Line Items]
Deferred Revenue | $	$ 5,561	$ 12,035