Segment and Geographic Information - Net Sales By Product Categories (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Segment Reporting Information [Line Items]
Net sales	$ 3,836.8	$ 3,993.9	$ 3,687.4	$ 3,011.3	$ 2,815.1	$ 2,991.6	$ 2,810.4	$ 2,452.3	$ 14,529.4	$ 11,069.4	$ 10,280.1
Total food/non-food products
Segment Reporting Information [Line Items]
Net sales	1,102.1	1,138.6	1,056.3	896.7	880.6	942.0	911.3	807.0	4,193.7	3,540.9	3,338.1
Cigarettes
Segment Reporting Information [Line Items]
Net sales	$ 2,734.7	$ 2,855.3	$ 2,631.1	$ 2,114.6	$ 1,934.5	$ 2,049.6	$ 1,899.1	$ 1,645.3	10,335.7	7,528.5	6,942.0
Food
Segment Reporting Information [Line Items]
Net sales									1,422.5	1,251.1	1,180.9
Fresh
Segment Reporting Information [Line Items]
Net sales									389.8	335.0	281.1
Candy
Segment Reporting Information [Line Items]
Net sales									620.0	557.0	534.3
Other tobacco products
Segment Reporting Information [Line Items]
Net sales									1,133.8	870.3	827.5
Health, beauty & general
Segment Reporting Information [Line Items]
Net sales									446.7	368.8	361.0
Beverages
Segment Reporting Information [Line Items]
Net sales									176.5	156.6	151.8
Equipment/other
Segment Reporting Information [Line Items]
Net sales									$ 4.4	$ 2.1	$ 1.5