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v3.26.1

Information on Operating Segments - Assets by Segment (Details) - USD ($) $ in Millions | Jun. 30, 2026 | Dec. 31, 2025
--- | --- | ---
Segment Reporting Information [Line Items] |  |  |
Assets |  | $ 2,324.3 | $ 2,253.0
Goodwill |  | 469.3 | 478.5
Identifiable intangibles, net |  | 674.9 | 696.9
Property, plant and equipment, net |  | 136.6 | 138.8
Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Assets | [1] | 701.8 | 648.8
Unallocated Assets |  |  |
Segment Reporting Information [Line Items] |  |  |
Assets | [2] | 341.7 | 290.0
ACCO Brands Americas |  |  |
Segment Reporting Information [Line Items] |  |  |
Goodwill |  | 255.4 | 254.7
Property, plant and equipment, net |  | 72.2 | 73.5
ACCO Brands Americas | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Assets |  | 471.9 | 445.9
ACCO Brands International |  |  |
Segment Reporting Information [Line Items] |  |  |
Goodwill |  | 213.9 | 223.8
Property, plant and equipment, net |  | 64.4 | 65.3
ACCO Brands International | Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Assets |  | $ 229.9 | $ 202.9
[1] | Segment assets represent assets that are regularly provided to the CODM and consist of accounts receivable less allowances and inventory.
[2] | Unallocated assets consist primarily of cash, deferred taxes, derivatives, prepaid pension assets, prepaid debt issuances costs and right of use asset, leases.

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