Revenue Recognition - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Disaggregation of Revenue [Line Items]
Net sales	[1]	$ 1,832.8	$ 1,947.6	$ 2,025.3
Product and services transferred at a point in time
Disaggregation of Revenue [Line Items]
Net sales		1,794.1	1,899.5	1,975.9
Product and services transferred over time
Disaggregation of Revenue [Line Items]
Net sales		38.7	48.1	49.4
ACCO Brands North America
Disaggregation of Revenue [Line Items]
Net sales		887.2	998.0	1,042.4
ACCO Brands North America | United States
Disaggregation of Revenue [Line Items]
Net sales		792.2	889.2	934.2
ACCO Brands North America | Canada
Disaggregation of Revenue [Line Items]
Net sales		95.0	108.8	108.2
ACCO Brands EMEA
Disaggregation of Revenue [Line Items]
Net sales	[1],[2]	547.2	580.3	662.9
ACCO Brands International
Disaggregation of Revenue [Line Items]
Net sales		398.4	369.3	320.0
ACCO Brands International | Australia/N.Z.
Disaggregation of Revenue [Line Items]
Net sales		118.5	125.6	140.3
ACCO Brands International | Latin America
Disaggregation of Revenue [Line Items]
Net sales		244.5	197.5	125.5
ACCO Brands International | Asia-Pacific
Disaggregation of Revenue [Line Items]
Net sales		$ 35.4	$ 46.2	$ 54.2

[1] Net sales are attributed to geographic areas based on the location of the selling subsidiaries

[2] ACCO Brands EMEA is comprised largely of Europe, but also includes export sales to the Middle East and Africa.