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Significant Accounting Policies, Recent Accounting Pronouncements and Adopted Accounting Standards - Narrative (Details) |  |  | 12 Months Ended |
--- | --- | --- | --- | ---
May 31, 2024 USD ($) | Jan. 01, 2024 Segment | Dec. 31, 2024 USD ($) Segment | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Jun. 01, 2024
Accounting Policies [Line Items] |  |  |  |  |  |
Number of operating segments | Segment |  | 2 | 2 |  |  |
Interest costs capitalized |  |  | $ 0 | $ 0 | $ 0 |
Intangible assets, amortizable life |  |  |  |  |  | 30 years
Goodwill impairment | $ 127,500,000 |  | 127,500,000 | 89,500,000 |  |
Deferred taxes for undistributed earnings of foreign subsidiaries |  |  | 4,100,000 |  |  |
Undistributed earnings of foreign subsidiaries not permanently reinvested |  |  | 330,700,000 |  |  |
Undistributed earnings of foreign subsidiaries |  |  | 319,500,000 |  |  |
Advertising expenses |  |  | 99,300,000 | 102,700,000 | 108,800,000 |
Research and development expenses |  |  | $ 23,000,000 | 25,800,000 | $ 26,300,000 |
Minimum |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Service And Maintenance Agreement Term |  |  | 3 months |  |  |
Maximum |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Service And Maintenance Agreement Term |  |  | 60 months |  |  |
Amortizable Period, Option 1 | Minimum |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Intangible assets, amortizable life |  |  | 5 years |  |  |
Amortizable Period, Option 2 |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Intangible assets, amortizable life |  |  | 7 years |  |  |
Amortizable Period, Option 3 |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Intangible assets, amortizable life |  |  | 10 years |  |  |
Amortizable Period, Option 4 |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Intangible assets, amortizable life |  |  | 15 years |  |  |
Amortizable Period, Option 5 |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Intangible assets, amortizable life |  |  | 23 years |  |  |
Amortizable Period, Option 6 | Maximum |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Intangible assets, amortizable life |  |  | 30 years |  |  |
Buildings | Minimum |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Property, plant and equipment, useful life |  |  | 40 years |  |  |
Buildings | Maximum |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Property, plant and equipment, useful life |  |  | 50 years |  |  |
Machinery, equipment and furniture | Minimum |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Property, plant and equipment, useful life |  |  | 3 years |  |  |
Machinery, equipment and furniture | Maximum |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Property, plant and equipment, useful life |  |  | 10 years |  |  |
Computer software | Minimum |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Property, plant and equipment, useful life |  |  | 5 years |  |  |
Computer software | Maximum |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Property, plant and equipment, useful life |  |  | 10 years |  |  |
ACCO Brands International |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |
Goodwill impairment |  |  | $ 0 | $ 0 |  |

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