Related Party Transactions (Details) - USD ($) $ in Thousands, shares in Millions		3 Months Ended	12 Months Ended
	Sep. 25, 2017	Dec. 31, 2021	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Related Party Transaction [Line Items]
Equity securities, shares owned (in shares)			1.0	1.1
Other (loss) income, net			$ (9,468)	$ 8,437	$ 1,293
Variable interest entity, amount committed to invest	$ 200,000
Variable interest entity, ownership percentage	76.60%
Annual management fee percentage	2.00%
Entitled carried interest percentage	20.00%
Fund investment period	6 years
Equity method investments			99,900	112,300
Distribution from equity method investment			$ 0	0	15,327
Fund
Related Party Transaction [Line Items]
Equity method investments	$ 128,800
Discontinued Operations | J2 Global
Related Party Transaction [Line Items]
Net reimbursement for Consensus					11,600
Related Party
Related Party Transaction [Line Items]
Management fees recognized				$ 1,500	3,000
Variable interest entity, amount of capital call notices received					22,200
Variable interest entity, amount paid					22,200
Distribution from equity method investment					15,300
Related Party | Discontinued Operations | J2 Global
Related Party Transaction [Line Items]
Net reimbursement for Consensus					11,600
Consensus Cloud Solutions
Related Party Transaction [Line Items]
Ownership percentage			5.00%	5.00%
Consensus Cloud Solutions | Related Party
Related Party Transaction [Line Items]
Reimbursements from related party					11,700
Gain from reimbursement of costs					7,500
Other (loss) income, net		$ 8,500
Expenses from transactions with related party				$ 1,200	2,100
Offset to lease expense				$ 1,500	500
Consensus Cloud Solutions | Related Party | Various Agreements
Related Party Transaction [Line Items]
Due from related parties		9,300			9,300
Consensus Cloud Solutions | Related Party | Services Provided Under Transition Services Agreement
Related Party Transaction [Line Items]
Due from related parties		2,100			2,100
Consensus Cloud Solutions | Related Party | Reimbursement Of Certain Transaction Related Costs And Other Reimbursements
Related Party Transaction [Line Items]
Due from related parties		$ 7,200			7,200
Consensus Cloud Solutions | Related Party | Discontinued Operations | J2 Global
Related Party Transaction [Line Items]
Net reimbursement for Consensus					$ 23,300