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		9 Months Ended
	Sep. 30, 2017	Oct. 01, 2016	Sep. 30, 2017	Oct. 01, 2016
Condensed Financial Statements, Captions [Line Items]
Revenue, net	$ 580.9	$ 476.7	$ 1,698.4	$ 1,102.0
Cost of sales	288.1	229.0	849.7	510.4
Gross profit	292.8	247.7	848.7	591.6
Selling, general and administrative expenses	262.8	225.3	777.8	547.7
(Gain) loss on disposal of property, plant & equipment, net	(0.4)	1.4	4.8	4.6
Acquisition and integration expenses	3.2	7.4	17.2	20.5
Operating (loss) income	27.2	13.6	48.9	18.8
Other expense (income), net	1.5	0.2	(1.1)
Income (loss) from continuing operations before income taxes	2.5	(1.1)	(12.1)	(10.4)
Income tax expense (benefit)	0.9	2.9	1.0	(4.8)
Net income (loss) from continuing operations	1.6	(4.0)	(13.1)	(5.6)
Net income (loss)	44.6	(1.1)	(12.1)	6.4
Net income (loss) attributable to Cott Corporation	42.5	(2.6)	(18.5)	2.0
Comprehensive (loss) income attributable to Cott Corporation	46.7	(7.8)	6.7	(17.8)
Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net	580.9	476.7	1,698.4	1,102.0
Cost of sales	288.1	229.0	849.7	510.4
Gross profit	292.8	247.7	848.7	591.6
Selling, general and administrative expenses	262.8	225.3	777.8	547.7
(Gain) loss on disposal of property, plant & equipment, net	(0.4)	1.4	4.8	4.6
Acquisition and integration expenses	3.2	7.4	17.2	20.5
Operating (loss) income	27.2	13.6	48.9	18.8
Other expense (income), net	1.5	0.2	(1.1)
Interest expense (income), net	23.2	14.5	62.1	29.2
Income (loss) from continuing operations before income taxes	2.5	(1.1)	(12.1)	(10.4)
Income tax expense (benefit)	0.9	2.9	1.0	(4.8)
Net income (loss) from continuing operations	1.6	(4.0)	(13.1)	(5.6)
Net income (loss) from discontinued operations, net of income taxes	43.0	2.9	1.0	12.0
Net income (loss)	44.6	(1.1)	(12.1)	6.4
Less: Net income attributable to non-controlling interests	2.1	1.5	6.4	4.4
Net income (loss) attributable to Cott Corporation	42.5	(2.6)	(18.5)	2.0
Comprehensive (loss) income attributable to Cott Corporation	46.7	(7.8)	6.7	(17.8)
Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Elimination Entries [Member]
Condensed Financial Statements, Captions [Line Items]
Intercompany interest expense (income), net	(8.0)	(33.0)	(3.3)	(19.5)
Income (loss) from continuing operations before income taxes	8.0	33.0	3.3	19.5
Equity income	(43.5)	(8.7)	(0.7)	(22.9)
Net income (loss) from continuing operations	(35.5)	(24.3)	2.6	(3.4)
Net income (loss) from discontinued operations, net of income taxes	(0.9)	(10.5)	(9.0)	(32.1)
Net income (loss)	(36.4)	13.8	(6.4)	(35.5)
Net income (loss) attributable to Cott Corporation	(36.4)	13.8	(6.4)	(35.5)
Comprehensive (loss) income attributable to Cott Corporation	(9.0)	(93.7)	49.9	(227.6)
Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Cott Corporation [Member]
Condensed Financial Statements, Captions [Line Items]
Selling, general and administrative expenses	1.2	1.6	4.1	12.6
Operating (loss) income	(1.2)	(1.6)	(4.1)	(12.6)
Interest expense (income), net	7.5	7.4	21.6	7.4
Income (loss) from continuing operations before income taxes	(8.7)	(9.0)	(25.7)	(20.0)
Income tax expense (benefit)		7.6		7.4
Equity income	43.4	8.7	0.6	22.9
Net income (loss) from continuing operations	34.7	(7.9)	(25.1)	(4.5)
Net income (loss) from discontinued operations, net of income taxes	7.8	5.3	6.6	6.5
Net income (loss)	42.5	(2.6)	(18.5)	2.0
Net income (loss) attributable to Cott Corporation	42.5	(2.6)	(18.5)	2.0
Comprehensive (loss) income attributable to Cott Corporation	46.7	(7.8)	6.7	(17.8)
Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Subsidiaries [Member] | Cott Beverages Inc. [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net	15.8	15.4	52.1	52.2
Cost of sales	13.2	13.0	43.8	42.5
Gross profit	2.6	2.4	8.3	9.7
Selling, general and administrative expenses	10.4	4.5	30.8	13.8
Acquisition and integration expenses	2.5	3.2	5.9	14.2
Operating (loss) income	(10.3)	(5.3)	(28.4)	(18.3)
Other expense (income), net	0.1		0.1
Income (loss) from continuing operations before income taxes	(10.4)	(5.3)	(28.5)	(18.3)
Income tax expense (benefit)	0.2	(1.9)	0.3	(4.0)
Net income (loss) from continuing operations	(10.6)	(3.4)	(28.8)	(14.3)
Net income (loss) from discontinued operations, net of income taxes	33.5	7.7	(7.3)	16.2
Net income (loss)	22.9	4.3	(36.1)	1.9
Net income (loss) attributable to Cott Corporation	22.9	4.3	(36.1)	1.9
Comprehensive (loss) income attributable to Cott Corporation	22.5	3.7	(34.3)
Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Guarantor Subsidiaries [Member] | Cott Beverages Inc. [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net	454.8	391.4	1,341.8	979.9
Cost of sales	238.1	191.2	705.9	443.1
Gross profit	216.7	200.2	635.9	536.8
Selling, general and administrative expenses	190.3	178.1	564.2	480.2
(Gain) loss on disposal of property, plant & equipment, net	(0.3)	1.4	4.8	4.6
Acquisition and integration expenses	2.2	2.8	6.9	4.9
Operating (loss) income	24.5	17.9	60.0	47.1
Other expense (income), net	1.5	(0.8)	(0.6)	(1.0)
Intercompany interest expense (income), net	20.8	55.4	10.9	32.8
Interest expense (income), net	15.7	7.3	40.5	22.0
Income (loss) from continuing operations before income taxes	(13.5)	(44.0)	9.2	(6.7)
Income tax expense (benefit)	0.7	(3.2)	(4.4)	(8.4)
Equity income	0.1		0.1
Net income (loss) from continuing operations	(14.1)	(40.8)	13.7	(1.7)
Net income (loss) from discontinued operations, net of income taxes	(0.7)	(2.8)	(0.1)	12.0
Net income (loss)	(14.8)	(43.6)	13.6	13.7
Net income (loss) attributable to Cott Corporation	(14.8)	(43.6)	13.6	13.7
Comprehensive (loss) income attributable to Cott Corporation	(36.5)	60.6	(44.1)	203.7
Cott Corporation, CBI, Cott Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Non-Guarantor Subsidiaries [Member] | Cott Beverages Inc. [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net	110.3	69.9	304.5	69.9
Cost of sales	36.8	24.8	100.0	24.8
Gross profit	73.5	45.1	204.5	45.1
Selling, general and administrative expenses	60.9	41.1	178.7	41.1
(Gain) loss on disposal of property, plant & equipment, net	(0.1)
Acquisition and integration expenses	(1.5)	1.4	4.4	1.4
Operating (loss) income	14.2	2.6	21.4	2.6
Other expense (income), net	(0.1)	1.0	(0.6)	1.0
Intercompany interest expense (income), net	(12.8)	(22.4)	(7.6)	(13.3)
Interest expense (income), net		(0.2)		(0.2)
Income (loss) from continuing operations before income taxes	27.1	24.2	29.6	15.1
Income tax expense (benefit)		(0.4)	5.1	0.2
Net income (loss) from continuing operations	27.1	23.8	24.5	14.9
Net income (loss) from discontinued operations, net of income taxes	3.3	3.2	10.8	9.4
Net income (loss)	30.4	27.0	35.3	24.3
Less: Net income attributable to non-controlling interests	2.1	1.5	6.4	4.4
Net income (loss) attributable to Cott Corporation	28.3	25.5	28.9	19.9
Comprehensive (loss) income attributable to Cott Corporation	$ 23.0	$ 29.4	$ 28.5	$ 23.9