Financial Information by Operating Segment (Detail) - USD ($) $ in Thousands		3 Months Ended
		Mar. 25, 2018	Mar. 26, 2017
Segment Reporting Information [Line Items]
Revenues		$ 785,371	$ 624,217
Income from operations		133,476	116,034
Segment Income		150,973	130,934
Supply Chain [Member]
Segment Reporting Information [Line Items]
Revenues		440,063	388,553
Operating Segments [Member] | Domestic Stores [Member]
Segment Reporting Information [Line Items]
Revenues	[1]	292,887	193,446
Income from operations	[1]	75,289	67,327
Segment Income	[1]	78,344	69,874
Operating Segments [Member] | Supply Chain [Member]
Segment Reporting Information [Line Items]
Revenues		473,956	420,006
Income from operations		37,372	35,959
Segment Income		40,156	38,514
Operating Segments [Member] | International Franchise [Member]
Segment Reporting Information [Line Items]
Revenues	[2]	52,421	42,218
Income from operations	[2]	41,524	33,174
Segment Income	[2]	41,572	33,218
Intersegment Revenues [Member]
Segment Reporting Information [Line Items]
Revenues		(33,893)	(31,453)
Segment Reconciling [Member]
Segment Reporting Information [Line Items]
Income from operations		(20,709)	(20,426)
Segment Income		$ (9,099)	$ (10,672)

[1] The Domestic Stores segment includes $82.2 million in revenues related to franchise advertising contributions in the first quarter of 2018 due to the adoption of ASC 606 (Note 12). These contributions did not have an impact on income from operations or Segment Income.

[2] The International Franchise segment includes $0.6 million in revenues, income from operations and Segment Income in the first quarter of 2017 related to franchised stores in Alaska and Hawaii that are managed as part of the Company's Domestic Stores business beginning in the first quarter of 2018.