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
	Jan. 03, 2015	Dec. 31, 2016	Oct. 01, 2016	Jul. 02, 2016	Apr. 02, 2016	Jan. 02, 2016	Oct. 03, 2015	Jul. 04, 2015	Apr. 04, 2015	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015
Condensed Financial Statements, Captions [Line Items]
Revenue, net		$ 887.4	$ 885.1	$ 765.0	$ 698.4	$ 698.8	$ 755.6	$ 779.8	$ 709.8	$ 3,235.9	$ 2,944.0	$ 2,102.8
Cost of sales		585.6	579.3	512.4	484.4	477.7	523.1	539.2	508.5	2,161.7	2,048.5	1,826.3
Gross profit		301.8	305.8	252.6	214.0	221.1	232.5	240.6	201.3	1,074.2	895.5	276.5
Selling, general and administrative expenses		296.0	263.0	202.1	197.0	193.7	196.2	190.2	188.5	958.1	768.6	213.7
Loss on disposal of property, plant & equipment, net		2.2	0.8	2.2	0.9	4.2	1.1	0.2	1.4	6.1	6.9	1.7
Restructuring												2.4
Asset impairments										0.0	0.0	1.7
Acquisition and integration expenses		7.3	7.4	11.7	1.4	5.2	6.6	4.1	4.7	27.8	20.6	41.3
Operating (loss) income	$ 1.1	$ (3.7)	$ 34.6	$ 36.6	$ 14.7	$ 18.0	$ 28.6	$ 46.1	$ 6.7	82.2	99.4	15.7
Other (income) expense, net										3.9	(9.5)	21.0
(Loss) income before income tax (benefit) expense and equity income (loss)										(45.9)	(2.1)	(45.0)
Income tax expense (benefit)										25.6	(22.7)	(61.4)
Net (loss) income										(71.5)	20.6	16.4
Less: Net income attributable to non-controlling interests										6.3	6.1	5.6
Less: Foreign exchange impact on redemption of preferred shares											12.0
Comprehensive (loss) income attributed to Cott Corporation										(119.5)	(29.3)	(23.4)
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										3,235.9	2,944.0	2,102.8
Cost of sales										2,161.7	2,048.5	1,826.3
Gross profit										1,074.2	895.5	276.5
Selling, general and administrative expenses										958.1	768.6	213.7
Loss on disposal of property, plant & equipment, net										6.1	6.9	1.7
Restructuring												2.4
Asset impairments												1.7
Acquisition and integration expenses										27.8	20.6	41.3
Operating (loss) income										82.2	99.4	15.7
Other (income) expense, net										3.9	(9.5)	21.0
Intercompany interest (income) expense, net										0.0
Interest expense (income), net										124.2	111.0	39.7
(Loss) income before income tax (benefit) expense and equity income (loss)										(45.9)	(2.1)	(45.0)
Income tax expense (benefit)										25.6	(22.7)	(61.4)
Net (loss) income										(71.5)	20.6	16.4
Less: Net income attributable to non-controlling interests										6.3	6.1	5.6
Less: Foreign exchange impact on redemption of preferred shares											12.0
Net (loss) income attributed to Cott Corporation										(77.8)	(3.4)	10.0
Comprehensive (loss) income attributed to Cott Corporation										(119.5)	(29.3)	(23.4)
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										(57.0)	(59.0)	(49.1)
Cost of sales										(57.0)	(59.0)	(49.1)
Equity (loss) income										39.3	(8.9)	(10.6)
Net (loss) income										39.3	(8.9)	(10.6)
Net (loss) income attributed to Cott Corporation										39.3	(8.9)	(10.6)
Comprehensive (loss) income attributed to Cott Corporation										(104.3)	(31.4)	7.6
Cott Corporation [Member] | Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net										157.5	147.7	166.3
Cost of sales										132.7	124.6	144.8
Gross profit										24.8	23.1	21.5
Selling, general and administrative expenses										38.4	23.3	23.1
Loss on disposal of property, plant & equipment, net										(0.7)	0.1	0.2
Restructuring												2.1
Asset impairments												0.9
Operating (loss) income										(12.9)	(0.3)	(4.8)
Other (income) expense, net										(1.9)	(8.6)	(10.9)
Intercompany interest (income) expense, net										(2.4)	(4.9)	(0.7)
Interest expense (income), net										14.7	0.2	0.2
(Loss) income before income tax (benefit) expense and equity income (loss)										(23.3)	13.0	6.6
Income tax expense (benefit)										8.3	1.6	0.3
Equity (loss) income										(46.2)	3.1	4.5
Net (loss) income										(77.8)	14.5	10.8
Less: Foreign exchange impact on redemption of preferred shares											12.0
Net (loss) income attributed to Cott Corporation										(77.8)	(3.4)	10.0
Comprehensive (loss) income attributed to Cott Corporation										(119.5)	(29.3)	(23.4)
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										701.3	715.0	745.1
Cost of sales										593.3	611.5	643.2
Gross profit										108.0	103.5	101.9
Selling, general and administrative expenses										89.8	91.6	85.9
Loss on disposal of property, plant & equipment, net										0.8	0.5	0.1
Restructuring												0.3
Asset impairments												0.8
Acquisition and integration expenses										17.9	3.2	38.8
Operating (loss) income										(0.5)	8.2	(24.0)
Other (income) expense, net										(1.3)		21.8
Intercompany interest (income) expense, net										(42.5)	(51.2)	(18.4)
Interest expense (income), net										80.4	80.1	37.2
(Loss) income before income tax (benefit) expense and equity income (loss)										(37.1)	(20.7)	(64.6)
Income tax expense (benefit)										34.0	(14.8)	(59.6)
Equity (loss) income										6.6	6.1	6.1
Net (loss) income										(64.5)	0.2	1.1
Net (loss) income attributed to Cott Corporation										(64.5)	0.2	1.1
Comprehensive (loss) income attributed to Cott Corporation										(67.9)	(7.9)	(31.5)
Guarantor Subsidiaries [Member] | Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net										2,155.8	2,008.7	1,102.6
Cost of sales										1,339.7	1,266.0	972.8
Gross profit										816.1	742.7	129.8
Selling, general and administrative expenses										716.5	641.4	92.7
Loss on disposal of property, plant & equipment, net										6.0	6.3	1.3
Acquisition and integration expenses										7.1	17.4	2.5
Operating (loss) income										86.5	77.6	33.3
Other (income) expense, net										5.1	(1.0)	10.0
Intercompany interest (income) expense, net										42.5	56.1	19.1
Interest expense (income), net										29.3	30.7	2.2
(Loss) income before income tax (benefit) expense and equity income (loss)										9.6	(8.2)	2.0
Income tax expense (benefit)										(16.6)	(9.6)	(2.7)
Equity (loss) income										0.3	(0.3)
Net (loss) income										26.5	1.1	4.7
Net (loss) income attributed to Cott Corporation										26.5	1.1	4.7
Comprehensive (loss) income attributed to Cott Corporation										173.4	27.9	15.4
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										278.3	131.6	137.9
Cost of sales										153.0	105.4	114.6
Gross profit										125.3	26.2	23.3
Selling, general and administrative expenses										113.4	12.3	12.0
Loss on disposal of property, plant & equipment, net												0.1
Acquisition and integration expenses										2.8
Operating (loss) income										9.1	13.9	11.2
Other (income) expense, net										2.0	0.1	0.1
Intercompany interest (income) expense, net										2.4
Interest expense (income), net										(0.2)		0.1
(Loss) income before income tax (benefit) expense and equity income (loss)										4.9	13.8	11.0
Income tax expense (benefit)										(0.1)	0.1	0.6
Net (loss) income										5.0	13.7	10.4
Less: Net income attributable to non-controlling interests										6.3	6.1	5.6
Net (loss) income attributed to Cott Corporation										(1.3)	7.6	4.8
Comprehensive (loss) income attributed to Cott Corporation										$ (1.2)	$ 11.4	$ 8.5