Revisions to Applicable Condensed Consolidated Statements of Cash Flows Line Item to Correct the Errors (Detail) - USD ($) $ in Thousands	9 Months Ended
	Oct. 07, 2017	Oct. 08, 2016
Error Corrections And Prior Period Adjustments Restatement [Line Items]
Other assets	$ (29,833)	$ (812)	[1]
Other accrued liabilities	24,786	8,528	[1]
Net cash provided by operating activities	211,252	285,823	[1]
Repurchase of independent distributor territories	(11,187)	(8,449)	[1]
Principal payments from notes receivable	18,923	17,048	[1]
Other investing activities	523	358	[1]
Net cash disbursed for investing activities	$ (30)	(55,498)	[1]
As Previously Reported
Error Corrections And Prior Period Adjustments Restatement [Line Items]
Other assets		(1,925)
Other accrued liabilities		11,393
Net cash provided by operating activities		285,009
Repurchase of independent distributor territories		(12,626)
Principal payments from notes receivable		19,830
Net cash disbursed for investing activities		(57,251)
Revisions
Error Corrections And Prior Period Adjustments Restatement [Line Items]
Other assets		1,113
Other accrued liabilities		(2,865)
Net cash provided by operating activities		814
Repurchase of independent distributor territories		4,177
Principal payments from notes receivable		(2,782)
Other investing activities		358
Net cash disbursed for investing activities		$ 1,753

[1] The “As revised” column in the table above presents the amounts inclusive of the recently adopted accounting pronouncements discussed in Note 3, Recent Accounting Pronouncements, below.