Revisions to Applicable Condensed Consolidated Statements of Cash Flows Line Item to Correct the Errors (Detail) - USD ($) $ in Thousands	6 Months Ended
	Jul. 14, 2018	Jul. 15, 2017
Error Corrections And Prior Period Adjustments Restatement [Line Items]
Other assets	$ (8,629)	$ 3,108
Other accrued liabilities	(39,473)	18,798
Net cash provided by operating activities	148,623	172,967
Repurchase of independent distributor territories	(1,585)	(4,687)
Cash paid at issuance of notes receivable	(14,354)	(12,506)
Other investing activities	506	1,068
Net cash provided by investing activities	$ (49,045)	7,782
As reported
Error Corrections And Prior Period Adjustments Restatement [Line Items]
Other assets		(13,244)
Other accrued liabilities		23,079
Net cash provided by operating activities		160,896
Repurchase of independent distributor territories		(4,110)
Other investing activities		56
Net cash provided by investing activities		19,853
Revisions
Error Corrections And Prior Period Adjustments Restatement [Line Items]
Other assets		16,352
Other accrued liabilities		(4,281)
Net cash provided by operating activities		12,071
Repurchase of independent distributor territories		(577)
Cash paid at issuance of notes receivable		(12,506)
Other investing activities		1,012
Net cash provided by investing activities		$ (12,071)