| Cover | Dec. 17, 2020 |
| Cover [Abstract] | |
| Document Type | 8-K/A |
| Amendment Flag | true |
| Amendment Description | On December 17, 2020, ACCO Brands Corporation (the “Company”) filed a Current Report on Form 8-K (the “Original Form 8-K”) to announce that it had completed the acquisition of the consumer electronics and video gaming accessory business of Bensussen Deutsch & Associates LLC (“Seller”), referred to as Seller’s Consumer Products Division (the “PowerA Business”), for approximately $340 million (subject to customary adjustments), and up to $55 million in additional earn-out consideration, pursuant to the Equity Purchase Agreement (the “Purchase Agreement”), dated November 10, 2020, as amended, by and among the Company, ACCO Brands USA LLC ("Buyer"), a wholly owned subsidiary of the Company, Seller, and, solely with respect to certain provisions thereof, Bensussen Deutsch Holdings, Inc., Jacob B. Deutsch and Eric E. Bensussen. Pursuant to the Purchase Agreement, Seller (i) directly transferred certain non-U.S. assets and intellectual property of the PowerA Business to Buyer or an affiliate of Buyer and (ii) contributed the other assets and properties of the PowerA Business into Pioneer Newco, LLC (“Newco”), a wholly owned subsidiary of Seller, after which Buyer purchased all of the outstanding equity interests of Newco (collectively, the “Transaction”). Newco was subsequently merged into ACCO Brands USA, LLC, a wholly-owned subsidiary of the Company. |
| Document Period End Date | Dec. 17, 2020 |
| Entity File Number | 001-08454 |
| Entity Registrant Name | ACCO BRANDS CORPORATION |
| Entity Central Index Key | 0000712034 |
| Entity Tax Identification Number | 36-2704017 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | Four Corporate Drive |
| Entity Address, City or Town | Lake Zurich |
| Entity Address, State or Province | IL |
| Entity Address, Postal Zip Code | 60047 |
| City Area Code | 847 |
| Local Phone Number | 541-9500 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.01 per share |
| Trading Symbol | ACCO |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
