Segment Reporting - Additional Information (Detail) Location in Millions	1 Months Ended	6 Months Ended
	Dec. 31, 2014 Segment	Jul. 04, 2015 Route SalesAndDistributionFacilties Location	Jun. 28, 2014 Segment
Revenue, Major Customer [Line Items]
Number of reporting segments | Segment	4		3
Number of customer locations | Location		1.5
Number of sales and distribution facility		180
Number of routes | Route		2,200
Customer Concentration Risk [Member] | Sales [Member] | Walmart [Member]
Revenue, Major Customer [Line Items]
Concentration risk		18.30%	27.00%
Customer Concentration Risk [Member] | Sales [Member] | Walmart [Member] | All Other [Member]
Revenue, Major Customer [Line Items]
Concentration risk		3.40%	2.20%
Customer Concentration Risk [Member] | Sales [Member] | Walmart [Member] | DSS Group Inc [Member]
Revenue, Major Customer [Line Items]
Concentration risk		2.20%
Customer Concentration Risk [Member] | Sales [Member] | Walmart [Member] | North America [Member]
Revenue, Major Customer [Line Items]
Concentration risk		32.70%	32.80%
Customer Concentration Risk [Member] | Sales [Member] | Walmart [Member] | United Kingdom [Member]
Revenue, Major Customer [Line Items]
Concentration risk		12.00%	13.40%