Pensions - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Accumulated benefit obligations	$ 444,899	$ 591,967
Settlement (gain)/loss	1,492	$ 374	$ (819)
Net actuarial gain	$ 45,100
Expected return on plan assets, net of administrative expenses	3.18%	2.69%	3.73%
Savings plan expense	$ 9,200	$ 7,700	$ 3,000
Pension Plan | Qualified plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Expected future employer contribution, next fiscal year	10,000
Pension Plan | Non-qualified plans
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Expected future employer contribution, next fiscal year	$ 800
Weighted Average
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Expected return on plan assets, net of administrative expenses	4.00%
Consolidated Pension Plan Of Dex Media
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Expected return on plan assets, net of administrative expenses	3.80%
Actual return on plan assets	(11.00%)	2.40%
YP Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Expected return on plan assets, net of administrative expenses	5.00%
Actual return on plan assets	(22.70%)	5.10%