Schedule of Contract Liabilities Consist of Deferred Franchise Fees and Deferred Development Fees (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 22, 2020	Mar. 24, 2019
Revenue from Contract with Customer [Abstract]
Deferred franchise fees and deferred development fees at beginning of period	$ 20,463	$ 19,900
Revenue recognized during the period	(1,417)	(1,361)
New deferrals due to cash received and other	724	900
Deferred franchise fees and deferred development fees at end of period	$ 19,770	$ 19,439