Segment Reporting - Information by Operating Segment (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017	Dec. 30, 2017
Segment Reporting Information [Line Items]
Revenue, net	$ 609.3	$ 580.9	$ 1,773.7	$ 1,698.4
Depreciation and amortization	49.6	49.4	145.7	141.8
Operating income (loss)	27.8	22.3	54.6	44.0
Additions to property, plant and equipment	36.3	38.2	95.0	97.1
Total assets excluding inter-segment receivables, investments and notes receivable	3,160.1		3,160.1		$ 3,006.9
Operating Segments | Route Based Services
Segment Reporting Information [Line Items]
Revenue, net	423.7	397.3	1,207.4	1,134.9
Depreciation and amortization	41.9	41.7	122.8	119.1
Operating income (loss)	37.5	29.6	77.6	61.9
Additions to property, plant and equipment	29.5	34.8	81.5	85.9
Total assets excluding inter-segment receivables, investments and notes receivable	2,411.6		2,411.6		2,343.4
Operating Segments | Coffee, Tea and Extract Solutions
Segment Reporting Information [Line Items]
Revenue, net	140.2	143.4	431.8	440.2
Depreciation and amortization	5.8	6.0	17.2	17.2
Operating income (loss)	5.0	3.5	12.3	13.1
Additions to property, plant and equipment	4.4	3.3	9.0	10.6
Total assets excluding inter-segment receivables, investments and notes receivable	461.7		461.7		455.7
Operating Segments | All Other
Segment Reporting Information [Line Items]
Revenue, net	47.1	40.2	138.8	123.3
Depreciation and amortization	1.9	1.7	5.7	5.5
Operating income (loss)	(14.7)	(10.8)	(35.3)	(31.0)
Additions to property, plant and equipment	2.4	0.1	4.5	0.6
Total assets excluding inter-segment receivables, investments and notes receivable	286.8		286.8		$ 207.8
Eliminations
Segment Reporting Information [Line Items]
Revenue, net	(1.7)	0.0	(4.3)	0.0
Eliminations | Coffee, Tea and Extract Solutions
Segment Reporting Information [Line Items]
Revenue, net	1.4		4.0
Eliminations | Route Based Services and All Other
Segment Reporting Information [Line Items]
Revenue, net	$ 0.3		0.3
Discontinued Operations, Disposed of by Sale | Concentrate | Operating Segments | All Other
Segment Reporting Information [Line Items]
Revenue, net		9.6	$ 4.2	31.4
Accounting Standards Update 2017-07
Segment Reporting Information [Line Items]
Operating income (loss)		$ (4.9)		(4.9)
Accounting Standards Update 2017-07 | Operating Segments | Route Based Services
Segment Reporting Information [Line Items]
Operating income (loss)				$ (4.9)