Summary of Significant Accounting Policies - Additional Information (Detail)		1 Months Ended	3 Months Ended								12 Months Ended
	Jan. 03, 2015 USD ($)	Dec. 31, 2014 Segment	Jan. 02, 2016 USD ($)	Oct. 03, 2015 USD ($)	Jul. 04, 2015 USD ($)	Apr. 04, 2015 USD ($)	Jan. 03, 2015 USD ($)	Sep. 27, 2014 USD ($)	Jun. 28, 2014 USD ($)	Mar. 29, 2014 USD ($)	Jan. 02, 2016 USD ($) Segment	Jan. 03, 2015 USD ($)	Dec. 28, 2013 USD ($)	May. 31, 2015 USD ($)	Jun. 29, 2013 USD ($)
Significant Accounting Policies [Line Items]
Additional Revenue	$ 29,100,000
Additional Operating income	1,100,000		$ 18,000,000	$ 28,600,000	$ 46,100,000	$ 6,700,000	$ (33,600,000)	$ 18,800,000	$ 26,200,000	$ 4,300,000	$ 99,400,000	$ 15,700,000	$ 88,200,000
Number of reporting segments | Segment		4									4
Vesting period of share-based compensation awards, in years											3 years
Estimated forfeitures included in the calculation of share-based compensation											0.00%	0.00%	0.00%
Goodwill	743,600,000		759,600,000				743,600,000				$ 759,600,000	$ 743,600,000	$ 139,200,000
Intangible assets subject to amortization and other assets, net of accumulated amortization			483,600,000								483,600,000
Intangible assets subject to amortization, net of accumulated amortization	509,800,000		456,000,000				509,800,000				456,000,000	509,800,000
Intangible assets subject to amortization, net of accumulated amortization	20,100,000		27,600,000				20,100,000				27,600,000	20,100,000
Intangible assets impairment											0	0	0
Acquired rights	228,100,000		228,100,000				228,100,000				228,100,000	228,100,000
Impairment of long-lived assets											0	1,000,000	0
Losses on disposal of property, plant and equipment			4,200,000	$ 1,100,000	$ 200,000	$ 1,400,000	1,300,000	$ 400,000	$ (100,000)	$ 100,000	6,900,000	1,700,000	1,800,000
Reclassification noncurrent deferred tax assets due to change in accounting guidance	3,400,000		7,600,000				3,400,000				7,600,000	3,400,000
Reclassification of noncurrent deferred tax liabilities due to change in accounting guidance	109,400,000		76,500,000				109,400,000				76,500,000	109,400,000
Reclassification of accounts payable and accrued liabilities due to change in accounting guidance	420,000,000		437,600,000				420,000,000				437,600,000	420,000,000
Reclassification of prepaid expenses and other current assets due to change in accounting guidance	47,600,000		17,200,000				47,600,000				17,200,000	47,600,000
Adjustments for New Accounting Pronouncement [Member]
Significant Accounting Policies [Line Items]
Debt issuance costs reclassified to "Long-term debt"												23,700,000
Cott North America [Member]
Significant Accounting Policies [Line Items]
Goodwill			120,000,000								$ 120,000,000
Percentage of fair value exceeding carrying value of reporting units				102.00%
Weighted-average terminal growth rate											1.00%
Customer Relationships [Member]
Significant Accounting Policies [Line Items]
Intangible assets subject to amortization, net of accumulated amortization	471,600,000		422,900,000				471,600,000				$ 422,900,000	471,600,000
Information Technology [Member]
Significant Accounting Policies [Line Items]
Intangible assets subject to amortization, net of accumulated amortization	27,600,000		24,900,000				27,600,000				24,900,000	27,600,000
Trademarks [Member]
Significant Accounting Policies [Line Items]
Intangible assets subject to amortization, net of accumulated amortization	6,600,000		4,900,000				6,600,000				$ 4,900,000	6,600,000
Minimum [Member]
Significant Accounting Policies [Line Items]
Discount rate											8.00%
Maximum [Member]
Significant Accounting Policies [Line Items]
Discount rate											11.00%
Adjustments for New Accounting Pronouncement [Member]
Significant Accounting Policies [Line Items]
Reclassification noncurrent deferred tax assets due to change in accounting guidance	900,000						900,000					900,000
Reclassification of noncurrent deferred tax liabilities due to change in accounting guidance	10,500,000						10,500,000					10,500,000
Reclassification of accounts payable and accrued liabilities due to change in accounting guidance	300,000						300,000					300,000
Reclassification of prepaid expenses and other current assets due to change in accounting guidance	11,700,000						11,700,000					11,700,000
Deposits [Member]
Significant Accounting Policies [Line Items]
Intangible assets subject to amortization, net of accumulated amortization	7,800,000		9,900,000				7,800,000				$ 9,900,000	7,800,000
DSS Group Inc [Member]
Significant Accounting Policies [Line Items]
Advertising costs											$ 18,000,000	400,000
Description of customer deposits											The Company generally collects deposits on three- and five-gallon bottles used by its DSS customers.
Goodwill	$ 556,900,000		579,100,000				$ 556,900,000				$ 579,100,000	556,900,000
Percentage of fair value exceeding carrying value of reporting units				152.00%
Weighted-average terminal growth rate											2.50%
Calypso [Member]
Significant Accounting Policies [Line Items]
Goodwill			7,900,000								$ 7,900,000
Percentage of fair value exceeding carrying value of reporting units				19.00%
Impairment charges				$ 0							0
Aimia Foods Holdings Limited [Member]
Significant Accounting Policies [Line Items]
Goodwill			48,100,000								$ 48,100,000
Percentage of fair value exceeding carrying value of reporting units				44.00%
Weighted-average terminal growth rate											2.00%
RCI [Member]
Significant Accounting Policies [Line Items]
Goodwill			4,500,000								$ 4,500,000
Percentage of fair value exceeding carrying value of reporting units				478.00%
Weighted-average terminal growth rate											2.00%
Calypso [Member]
Significant Accounting Policies [Line Items]
Goodwill															$ 8,500,000
Acquisition Date											2013-06
Calypso [Member] | Customer Relationships [Member]
Significant Accounting Policies [Line Items]
Acquired customer relationships													$ 10,700,000
Aimia Foods Holdings Limited [Member]
Significant Accounting Policies [Line Items]
Goodwill														$ 54,500,000
Acquisition Date											May 30, 2014
Aimia Foods Holdings Limited [Member] | Customer Relationships [Member]
Significant Accounting Policies [Line Items]
Acquired customer relationships												76,500,000
DSS Group Inc [Member]
Significant Accounting Policies [Line Items]
Goodwill			$ 574,400,000								$ 574,400,000
DSS Group Inc [Member] | Customer Relationships [Member]
Significant Accounting Policies [Line Items]
Acquired customer relationships												$ 219,800,000