Quarterly Financial Information (Unaudited) - Schedule of Quarterly Financial Information (Unaudited) (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 28, 2013	Sep. 28, 2013	Jun. 29, 2013	Mar. 30, 2013	Dec. 29, 2012	Sep. 29, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Quarterly Financial Information Disclosure [Abstract]
Revenue	$ 481.6	$ 543.2	$ 563.8	$ 505.4	$ 517.2	$ 583.8	$ 625.8	$ 523.8	$ 2,094.0	$ 2,250.6	$ 2,334.6
Cost of sales	427.6	478.2	487.2	449.0	456.6	510.6	533.5	460.4	1,842.0	1,961.1	2,058.0
Gross profit	54.0	65.0	76.6	56.4	60.6	73.2	92.3	63.4	252.0	289.5	276.6
Selling, general and administrative expenses	39.5	37.9	41.7	41.3	43.6	43.8	48.8	41.8	160.4	178.0	172.7
Loss (gain) on disposal of property, plant and equipment	(0.4)	1.1	0.3		0.1	0.8	0.3	0.6	1.0	1.8	1.2
Restructuring			2.0						2.0
Operating income	14.9	26.0	32.6	15.1	16.9	28.6	43.2	21.0	88.6	109.7	100.7
Net income (loss) attributed to Cott Corporation	$ (11.5)	$ 12.0	$ 16.5		$ 2.3	$ 14.5	$ 25.1	$ 5.9	$ 17.0	$ 47.8	$ 37.6
Basic	$ (0.12)	$ 0.13	$ 0.17		$ 0.02	$ 0.15	$ 0.27	$ 0.06	$ 0.18	$ 0.51	$ 0.40
Diluted	$ (0.12)	$ 0.13	$ 0.17		$ 0.02	$ 0.15	$ 0.26	$ 0.06	$ 0.18	$ 0.50	$ 0.40