Guarantor Subsidiaries (Cott Corporation, DSS, 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 (benefit) expense	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, DSS, 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 (benefit) expense	0.9	2.9	1.0	(4.8)
Net income (loss) from continuing operations	1.6	(4.0)	(13.1)	(5.6)
Net (loss) income 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, DSS, 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)	(6.0)	(3.3)	(19.5)
Income (loss) from continuing operations before income taxes	8.0	6.0	3.3	19.5
Equity income	(43.5)	(8.7)	(0.7)	(22.9)
Net income (loss) from continuing operations	(35.5)	(2.7)	2.6	(3.4)
Net (loss) income from discontinued operations, net of income taxes	(0.9)	(10.6)	(9.0)	(30.6)
Net income (loss)	(36.4)	(13.3)	(6.4)	(34.0)
Net income (loss) attributable to Cott Corporation	(36.4)	(13.3)	(6.4)	(34.0)
Comprehensive (loss) income attributable to Cott Corporation	(10.3)	(120.8)	58.7	(226.1)
Cott Corporation, DSS, 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 (benefit) expense		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 (loss) income 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, DSS, Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Subsidiaries [Member] | DSS Group Inc [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net	271.9	262.2	786.3	764.3
Cost of sales	105.4	101.2	305.9	297.5
Gross profit	166.5	161.0	480.4	466.8
Selling, general and administrative expenses	143.7	143.9	423.4	422.3
(Gain) loss on disposal of property, plant & equipment, net	0.3	1.6	6.3	4.8
Acquisition and integration expenses	2.5	(1.4)	5.9	0.6
Operating (loss) income	20.0	16.9	44.8	39.1
Other expense (income), net	0.3	(0.3)	(1.4)	(1.6)
Intercompany interest expense (income), net	54.2	10.8	32.5	32.4
Interest expense (income), net	5.2	7.4	18.4	22.0
Income (loss) from continuing operations before income taxes	(39.7)	(1.0)	(4.7)	(13.7)
Income tax (benefit) expense	0.4	(0.2)	1.2	(4.8)
Net income (loss) from continuing operations	(40.1)	(0.8)	(5.9)	(8.9)
Net income (loss)	(40.1)	(0.8)	(5.9)	(8.9)
Net income (loss) attributable to Cott Corporation	(40.1)	(0.8)	(5.9)	(8.9)
Comprehensive (loss) income attributable to Cott Corporation	(40.1)	(0.8)	(5.9)	(8.9)
Cott Corporation, DSS, Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Guarantor Subsidiaries [Member] | DSS Group Inc [Member]
Condensed Financial Statements, Captions [Line Items]
Revenue, net	198.7	144.6	607.6	267.8
Cost of sales	145.9	103.0	443.8	188.1
Gross profit	52.8	41.6	163.8	79.7
Selling, general and administrative expenses	57.0	38.7	171.6	71.7
(Gain) loss on disposal of property, plant & equipment, net	(0.6)	(0.2)	(1.5)	(0.2)
Acquisition and integration expenses	2.2	7.4	6.9	18.5
Operating (loss) income	(5.8)	(4.3)	(13.2)	(10.3)
Other expense (income), net	1.3	(0.6)	0.9	0.5
Intercompany interest expense (income), net	(33.4)	(0.6)	(21.6)	0.4
Interest expense (income), net	10.5		22.1
Income (loss) from continuing operations before income taxes	15.8	(3.1)	(14.6)	(11.2)
Income tax (benefit) expense	0.5	(4.9)	(5.3)	(7.6)
Equity income	0.1		0.1
Net income (loss) from continuing operations	15.4	1.8	(9.2)	(3.6)
Net (loss) income from discontinued operations, net of income taxes	32.8	5.0	(7.4)	26.7
Net income (loss)	48.2	6.8	(16.6)	23.1
Net income (loss) attributable to Cott Corporation	48.2	6.8	(16.6)	23.1
Comprehensive (loss) income attributable to Cott Corporation	(27.4)	110.4	(81.3)	211.2
Cott Corporation, DSS, Guarantor Subsidiaries and our other non-guarantor subsidiaries [Member] | Non-Guarantor Subsidiaries [Member] | DSS Group 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)	1.1	(0.6)	1.1
Intercompany interest expense (income), net	(12.8)	(4.2)	(7.6)	(13.3)
Interest expense (income), net		(0.3)		(0.2)
Income (loss) from continuing operations before income taxes	27.1	6.0	29.6	15.0
Income tax (benefit) expense		0.4	5.1	0.2
Net income (loss) from continuing operations	27.1	5.6	24.5	14.8
Net (loss) income from discontinued operations, net of income taxes	3.3	3.2	10.8	9.4
Net income (loss)	30.4	8.8	35.3	24.2
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	7.3	28.9	19.8
Comprehensive (loss) income attributable to Cott Corporation	$ 23.0	$ 11.2	$ 28.5	$ 23.8