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Integration and reorganization costs and asset impairments - Schedule of Severance-Related Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Restructuring Cost and Reserve
Integration and reorganization costs (reversal)	$ 66,155	$ 24,468	$ 87,974
Severance
Restructuring Cost and Reserve
Integration and reorganization costs (reversal)	15,148	18,517	57,614
Operating Segments | Domestic Gannett Media | Severance
Restructuring Cost and Reserve
Integration and reorganization costs (reversal)	11,529	9,935	40,654
Operating Segments | Newsquest | Severance
Restructuring Cost and Reserve
Integration and reorganization costs (reversal)	884	1,762	4,216
Operating Segments | Digital Marketing Solutions | Severance
Restructuring Cost and Reserve
Integration and reorganization costs (reversal)	1,254	756	434
Corporate and other | Severance
Restructuring Cost and Reserve
Integration and reorganization costs (reversal)	$ 1,481	$ 6,064	$ 12,310

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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