Guarantor Subsidiaries (Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries) - Consolidating Statements of Condensed Cash Flows (Detail) - USD ($) $ in Millions	3 Months Ended
	Apr. 01, 2017	Apr. 02, 2016
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	$ (3.7)	$ (18.7)
Investing Activities
Acquisition, net of cash received	(5.0)	(44.4)
Additions to property, plant & equipment	(40.6)	(29.5)
Additions to intangible assets	(2.8)	(2.3)
Proceeds from sale of property, plant & equipment	4.1	2.7
Other investing activities	0.2
Net cash used in investing activities	(44.1)	(73.5)
Financing Activities
Payments of long-term debt	(203.3)	(1.1)
Issuance of long-term debt	750.0
Borrowings under ABL	772.9	497.2
Payments under ABL	(834.2)	(558.3)
Premiums and costs paid upon extinguishment of long-term debt	(7.2)
Financing fees	(9.4)
Distributions to non-controlling interests	(0.9)	(2.3)
Issuance of common shares	0.5	144.1
Common shares repurchased and cancelled	(1.8)	(1.1)
Dividends paid to common shareowners	(8.4)	(7.3)
Other financing activities	0.5
Net cash (used in) provided by financing activities	458.7	71.2
Effect of exchange rate changes on cash	1.5	(1.0)
Net (decrease) increase in cash, cash equivalents and restricted cash	412.4	(22.0)
Cash, cash equivalents and restricted cash, beginning of period	118.1	77.1
Cash, cash equivalents and restricted cash end of period	530.5	55.1
Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	(3.7)	(18.7)
Investing Activities
Acquisition, net of cash received	(5.0)	(44.4)
Additions to property, plant & equipment	(40.6)	(29.5)
Additions to intangible assets	(2.8)	(2.3)
Proceeds from sale of property, plant & equipment	4.1	2.7
Other investing activities	0.2
Net cash used in investing activities	(44.1)	(73.5)
Financing Activities
Payments of long-term debt	(203.3)	(1.1)
Issuance of long-term debt	750.0
Borrowings under ABL	772.9	497.2
Payments under ABL	(834.2)	(558.3)
Premiums and costs paid upon extinguishment of long-term debt	(7.2)
Financing fees	(9.4)
Distributions to non-controlling interests	(0.9)	(2.3)
Issuance of common shares	0.5	144.1
Common shares repurchased and cancelled	(1.8)	(1.1)
Dividends paid to common shareowners	(8.4)	(7.3)
Other financing activities	0.5
Net cash (used in) provided by financing activities	458.7	71.2
Effect of exchange rate changes on cash	1.5	(1.0)
Net (decrease) increase in cash, cash equivalents and restricted cash	412.4	(22.0)
Cash, cash equivalents and restricted cash, beginning of period	118.1	77.1
Cash, cash equivalents and restricted cash end of period	530.5	55.1
Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Elimination Entries [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	(0.9)	(2.4)
Investing Activities
Intercompany loan to affiliate	750.0
Net cash used in investing activities	750.0
Financing Activities
Proceeds from intercompany loan from affiliate	(750.0)
Intercompany dividends	0.9	2.4
Net cash (used in) provided by financing activities	(749.1)	2.4
Cott Corporation [Member] | Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	7.7	(136.8)
Investing Activities
Acquisition, net of cash received		(43.2)
Additions to property, plant & equipment	(0.9)	(0.4)
Additions to intangible assets		(0.1)
Net cash used in investing activities	(0.9)	(43.7)
Financing Activities
Borrowings under ABL		87.6
Payments under ABL		(58.8)
Issuance of common shares	0.5	144.1
Common shares repurchased and cancelled	(1.8)	(1.1)
Dividends paid to common shareowners	(8.4)	(7.3)
Net cash (used in) provided by financing activities	(9.7)	164.5
Effect of exchange rate changes on cash	(0.8)	0.1
Net (decrease) increase in cash, cash equivalents and restricted cash	(3.7)	(15.9)
Cash, cash equivalents and restricted cash, beginning of period	4.8	20.8
Cash, cash equivalents and restricted cash end of period	1.1	4.9
Cott Beverages Inc. [Member] | Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	(28.8)	99.0
Investing Activities
Additions to property, plant & equipment	(4.7)	(6.7)
Additions to intangible assets	(1.8)	(1.7)
Net cash used in investing activities	(6.5)	(8.4)
Financing Activities
Payments of long-term debt	(203.0)	(0.7)
Borrowings under ABL	771.0	409.6
Payments under ABL	(832.7)	(499.5)
Premiums and costs paid upon extinguishment of long-term debt	(7.2)
Proceeds from intercompany loan from affiliate	750.0
Net cash (used in) provided by financing activities	478.1	(90.6)
Net (decrease) increase in cash, cash equivalents and restricted cash	442.8	0.0
Cash, cash equivalents and restricted cash, beginning of period	3.1	1.0
Cash, cash equivalents and restricted cash end of period	445.9	1.0
Guarantor Subsidiaries [Member] | Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	12.7	16.8
Investing Activities
Acquisition, net of cash received	(7.2)	(1.2)
Additions to property, plant & equipment	(29.0)	(22.1)
Additions to intangible assets	(1.0)	(0.5)
Proceeds from sale of property, plant & equipment	3.8	2.7
Intercompany loan to affiliate	(750.0)
Other investing activities	0.2
Net cash used in investing activities	(783.2)	(21.1)
Financing Activities
Payments of long-term debt		(0.3)
Issuance of long-term debt	750.0
Borrowings under ABL	1.9
Financing fees	(9.4)
Net cash (used in) provided by financing activities	742.5	(0.3)
Effect of exchange rate changes on cash	1.6	(1.1)
Net (decrease) increase in cash, cash equivalents and restricted cash	(26.4)	(5.7)
Cash, cash equivalents and restricted cash, beginning of period	71.7	50.2
Cash, cash equivalents and restricted cash end of period	45.3	44.5
Non-Guarantor Subsidiaries [Member] | Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	5.6	4.7
Investing Activities
Acquisition, net of cash received	2.2
Additions to property, plant & equipment	(6.0)	(0.3)
Proceeds from sale of property, plant & equipment	0.3
Net cash used in investing activities	(3.5)	(0.3)
Financing Activities
Payments of long-term debt	(0.3)	(0.1)
Payments under ABL	(1.5)
Distributions to non-controlling interests	(0.9)	(2.3)
Other financing activities	0.5
Intercompany dividends	(0.9)	(2.4)
Net cash (used in) provided by financing activities	(3.1)	(4.8)
Effect of exchange rate changes on cash	0.7
Net (decrease) increase in cash, cash equivalents and restricted cash	(0.3)	(0.4)
Cash, cash equivalents and restricted cash, beginning of period	38.5	5.1
Cash, cash equivalents and restricted cash end of period	$ 38.2	$ 4.7