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Pensions and other postretirement benefit plans - Narrative (Details) $ in Millions | 9 Months Ended | 24 Months Ended
--- | --- | ---
Sep. 30, 2024 USD ($) | Sep. 30, 2024 USD ($)
Gannett Retirement Plan |  |
Defined Benefit Plan Disclosure |  |
Defined benefit plan required funding status (as a percent) | 100.00% | 100.00%
Expected future employer contributions, quarterly certification funding requirement |  | $ 1.0
Defined benefit plan, expected future employee contributions, quarterly certification funding requirement term (in days) |  | 60 days
Expected future employer contributions, quarterly certification funding requirement (maximum) |  | $ 5.0
Current funding status (as a percent) | 100.00% | 100.00%
Pension benefits |  |
Defined Benefit Plan Disclosure |  |
Contribution to the defined benefit plans | $ 7.8 |
Postretirement benefits |  |
Defined Benefit Plan Disclosure |  |
Contribution to the defined benefit plans | $ 3.7 |

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