Periodic Financial Data (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						4 Months Ended		12 Months Ended
	Sep. 08, 2019	Jun. 16, 2019	Mar. 24, 2019	Sep. 09, 2018	Jun. 17, 2018	Mar. 25, 2018	Dec. 29, 2019	Dec. 30, 2018	Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017
Quarterly Financial Data [Abstract]
Total revenues	$ 820,812	$ 811,647	$ 835,963	$ 785,965	$ 779,396	$ 785,371	$ 1,150,352	$ 1,082,135	$ 3,618,774	$ 3,432,867	$ 2,787,979
Operating margin	316,251	316,671	322,289	295,279	293,580	299,865	447,288	413,955	1,402,499	1,302,679	865,991
Income before provision for income taxes	110,245	105,979	109,143	99,248	91,197	103,670	157,270	134,563	482,637	428,678	400,153
Net income	$ 86,373	$ 92,359	$ 92,650	$ 84,095	$ 77,408	$ 88,827	$ 129,327	$ 111,642	$ 400,709	$ 361,972	$ 277,905
Earnings per common share - basic	$ 2.11	$ 2.25	$ 2.27	$ 2.02	$ 1.84	$ 2.07	$ 3.20	$ 2.71	$ 9.83	$ 8.65	$ 6.05
Earnings per common share - diluted	2.05	2.19	2.20	1.95	1.78	2.00	3.12	2.62	9.56	8.35	5.83
Common stock dividends declared per share	$ 0.65	$ 0.65	$ 0.65	$ 0.55	$ 0.55	$ 0.55	$ 0.65	$ 0.55	$ 2.60	$ 2.20	$ 1.84