Guarantor Subsidiaries (Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries) - Condensed Consolidating Statements of Operations (Detail) - USD ($) $ in Millions			3 Months Ended								12 Months Ended
	Jun. 11, 2015	Jan. 03, 2015	Jan. 02, 2016	Oct. 03, 2015	Jul. 04, 2015	Apr. 04, 2015	Jan. 03, 2015	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Condensed Financial Statements, Captions [Line Items]
Revenue, net			$ 698.8	$ 755.6	$ 779.8	$ 709.8	$ 543.5	$ 535.0	$ 549.2	$ 475.1	$ 2,944.0	$ 2,102.8	$ 2,094.0
Cost of sales			477.7	523.1	539.2	508.5	471.7	465.5	470.2	418.9	2,048.5	1,826.3	1,818.6
Gross profit			221.1	232.5	240.6	201.3	71.8	69.5	79.0	56.2	895.5	276.5	275.4
Selling, general and administrative expenses			193.7	196.2	190.2	188.5	66.2	49.9	50.7	46.9	768.6	213.7	180.3
Loss (gain) on disposal of property, plant & equipment			4.2	1.1	0.2	1.4	1.3	0.4	(0.1)	0.1	6.9	1.7	1.8
Restructuring								0.1	0.1	2.2		2.4	2.0
Asset impairments								(0.2)	0.3	1.6		1.7	0.0
Acquisition and integration expenses			5.2	6.6	4.1	4.7	37.9	0.5	1.8	1.1	20.6	41.3	3.1
Operating (loss) income		$ 1.1	$ 18.0	$ 28.6	$ 46.1	$ 6.7	$ (33.6)	$ 18.8	$ 26.2	$ 4.3	99.4	15.7	88.2
Other (income) expense, net											(9.5)	21.0	12.8
Interest expense, net											111.0	39.7	51.6
(Loss) income before income tax (benefit) expense and equity income (loss)											(2.1)	(45.0)	23.8
Income tax (benefit) expense											(22.7)	(61.4)	1.8
Net (loss) income											20.6	16.4	22.0
Less: Net income attributable to non-controlling interests											6.1	5.6	5.0
Comprehensive (loss) income attributed to Cott Corporation											(29.3)	(23.4)	12.6
Less: Foreign exchange impact on redemption of preferred shares	$ 12.0										12.0
Convertible Preferred Shares [Member]
Condensed Financial Statements, Captions [Line Items]
Less: Accumulated dividends on convertible and non-convertible shares											4.5	0.6
Non-convertible Preferred Shares [Member]
Condensed Financial Statements, Captions [Line Items]
Less: Accumulated dividends on convertible and non-convertible shares											1.4	0.2
Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net											2,944.0	2,102.8	2,094.0
Cost of sales											2,048.5	1,826.3	1,818.6
Gross profit											895.5	276.5	275.4
Selling, general and administrative expenses											768.6	213.7	180.3
Loss (gain) on disposal of property, plant & equipment											6.9	1.7	1.8
Restructuring												2.4	2.0
Asset impairments												1.7
Acquisition and integration expenses											20.6	41.3	3.1
Operating (loss) income											99.4	15.7	88.2
Other (income) expense, net											(9.5)	21.0	12.8
Interest expense, net											111.0	39.7	51.6
(Loss) income before income tax (benefit) expense and equity income (loss)											(2.1)	(45.0)	23.8
Income tax (benefit) expense											(22.7)	(61.4)	1.8
Net (loss) income											20.6	16.4	22.0
Less: Net income attributable to non-controlling interests											6.1	5.6	5.0
Net (loss)income attributed to Cott Corporation											(3.4)	10.0	17.0
Comprehensive (loss) income attributed to Cott Corporation											(29.3)	(23.4)	12.6
Less: Foreign exchange impact on redemption of preferred shares											12.0
Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Convertible Preferred Shares [Member]
Condensed Financial Statements, Captions [Line Items]
Less: Accumulated dividends on convertible and non-convertible shares											4.5	0.6
Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Non-convertible Preferred Shares [Member]
Condensed Financial Statements, Captions [Line Items]
Less: Accumulated dividends on convertible and non-convertible shares											1.4	0.2
Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Elimination Entries [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net											(59.0)	(49.1)	(26.6)
Cost of sales											(59.0)	(49.1)	(26.6)
Equity income											(8.9)	(10.6)	(22.1)
Net (loss) income											(8.9)	(10.6)	(22.1)
Net (loss)income attributed to Cott Corporation											(8.9)	(10.6)	(22.1)
Comprehensive (loss) income attributed to Cott Corporation											(31.4)	7.6	(29.9)
Cott Corporation [Member] | Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net											147.7	166.3	170.9
Cost of sales											124.6	144.8	149.0
Gross profit											23.1	21.5	21.9
Selling, general and administrative expenses											23.3	23.1	28.9
Loss (gain) on disposal of property, plant & equipment											0.1	0.2	0.1
Restructuring												2.1	0.5
Asset impairments												0.9
Operating (loss) income											(0.3)	(4.8)	(7.6)
Other (income) expense, net											(8.6)	(10.9)	0.4
Intercompany interest (income) expense, net											(4.9)	(0.7)
Interest expense, net											0.2	0.2
(Loss) income before income tax (benefit) expense and equity income (loss)											13.0	6.6	(8.0)
Income tax (benefit) expense											1.6	0.3	(0.8)
Equity income											3.1	4.5	24.2
Net (loss) income											14.5	10.8	17.0
Net (loss)income attributed to Cott Corporation											(3.4)	10.0	17.0
Comprehensive (loss) income attributed to Cott Corporation											(29.3)	(23.4)	12.6
Less: Foreign exchange impact on redemption of preferred shares											12.0
Cott Corporation [Member] | Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Convertible Preferred Shares [Member]
Condensed Financial Statements, Captions [Line Items]
Less: Accumulated dividends on convertible and non-convertible shares											4.5	0.6
Cott Corporation [Member] | Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Non-convertible Preferred Shares [Member]
Condensed Financial Statements, Captions [Line Items]
Less: Accumulated dividends on convertible and non-convertible shares											1.4	0.2
Cott Beverages Inc. [Member] | Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net											715.0	745.1	780.4
Cost of sales											611.5	643.2	668.5
Gross profit											103.5	101.9	111.9
Selling, general and administrative expenses											91.6	85.9	74.1
Loss (gain) on disposal of property, plant & equipment											0.5	0.1	1.1
Restructuring												0.3	0.5
Asset impairments												0.8
Acquisition and integration expenses											3.2	38.8	1.2
Operating (loss) income											8.2	(24.0)	35.0
Other (income) expense, net												21.8	12.5
Intercompany interest (income) expense, net											(51.2)	(18.4)	(12.0)
Interest expense, net											80.1	37.2	50.8
(Loss) income before income tax (benefit) expense and equity income (loss)											(20.7)	(64.6)	(16.3)
Income tax (benefit) expense											(14.8)	(59.6)	4.6
Equity income											6.1	6.1	5.2
Net (loss) income											0.2	1.1	(15.7)
Net (loss)income attributed to Cott Corporation											0.2	1.1	(15.7)
Comprehensive (loss) income attributed to Cott Corporation											(7.9)	(31.5)	(4.9)
Guarantor Subsidiaries [Member] | Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net											2,008.7	1,102.6	1,022.3
Cost of sales											1,266.0	972.8	898.6
Gross profit											742.7	129.8	123.7
Selling, general and administrative expenses											641.4	92.7	68.2
Loss (gain) on disposal of property, plant & equipment											6.3	1.3	0.5
Restructuring													0.7
Acquisition and integration expenses											17.4	2.5	1.9
Operating (loss) income											77.6	33.3	52.4
Other (income) expense, net											(1.0)	10.0	(0.1)
Intercompany interest (income) expense, net											56.1	19.1	12.0
Interest expense, net											30.7	2.2	0.7
(Loss) income before income tax (benefit) expense and equity income (loss)											(8.2)	2.0	39.8
Income tax (benefit) expense											(9.6)	(2.7)	(2.4)
Equity income											(0.3)		(7.3)
Net (loss) income											1.1	4.7	34.9
Net (loss)income attributed to Cott Corporation											1.1	4.7	34.9
Comprehensive (loss) income attributed to Cott Corporation											27.9	15.4	29.6
Non-Guarantor Subsidiaries [Member] | Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net											131.6	137.9	147.0
Cost of sales											105.4	114.6	129.1
Gross profit											26.2	23.3	17.9
Selling, general and administrative expenses											12.3	12.0	9.1
Loss (gain) on disposal of property, plant & equipment												0.1	0.1
Restructuring													0.3
Operating (loss) income											13.9	11.2	8.4
Other (income) expense, net											0.1	0.1
Interest expense, net												0.1	0.1
(Loss) income before income tax (benefit) expense and equity income (loss)											13.8	11.0	8.3
Income tax (benefit) expense											0.1	0.6	0.4
Net (loss) income											13.7	10.4	7.9
Less: Net income attributable to non-controlling interests											6.1	5.6	5.0
Net (loss)income attributed to Cott Corporation											7.6	4.8	2.9
Comprehensive (loss) income attributed to Cott Corporation											$ 11.4	$ 8.5	$ 5.2