CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended
	Mar. 22, 2020	Mar. 24, 2019
Revenues:
Revenue	$ 873,102	$ 835,963
Cost of sales:
Cost of sales	532,945	513,674
Operating margin	340,157	322,289
General and administrative	88,489	89,664
U.S. franchise advertising	95,834	89,121
Income from operations	155,834	143,504
Interest income	932	693
Interest expense	(39,470)	(35,054)
Income before (benefit) provision for income taxes	117,296	109,143
(Benefit) provision for income taxes	(4,306)	16,493
Net income	$ 121,602	$ 92,650
Earnings per share:
Common stock - basic	$ 3.14	$ 2.27
Common stock - diluted	$ 3.07	$ 2.20
U.S. Stores [Member] | U.S. Company-owned stores [Member]
Revenues:
Revenue	$ 102,326	$ 123,450
Cost of sales:
Cost of sales	79,388	95,540
U.S. Stores [Member] | U.S. franchise royalties and fees [Member]
Revenues:
Revenue	104,746	96,708
U.S. Stores [Member] | U.S. franchise advertising [Member]
Revenues:
Revenue	95,834	89,121
Supply Chain [Member]
Revenues:
Revenue	512,700	472,100
Cost of sales:
Cost of sales	453,557	418,134
International Franchise [Member] | International franchise royalties and fees [Member]
Revenues:
Revenue	$ 57,496	$ 54,584