Related Party Transactions (Details) - USD ($) shares in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Related Party Transaction [Line Items]
Equity securities, shares owned	4.0	1.1	4.0
Due from related parties	$ 7,500	$ 0	$ 7,500	$ 0
Management fees recognized		1,500,000	3,000,000.0	3,000,000.0
Variable interest entity, amount of capital call notices received		0	22,200,000	32,900,000
Variable interest entity, amount paid			22,200,000	31,900,000
Distribution from equity method investment		0	15,327,000	$ 0
Discontinued Operations | J2 Global
Related Party Transaction [Line Items]
Net reimbursement for Consensus			$ 11,600,000
Consensus Cloud Solutions | Separation Transaction | Affiliated Entity
Related Party Transaction [Line Items]
Ownership percentage			5.00%
Expenses from transactions with related party			$ 23,300,000
Reimbursements from related party			11,700,000
Gain from reimbursement of costs			7,500,000
Revenue from related parties	8,500,000
Consensus Cloud Solutions | Various Agreements | Affiliated Entity
Related Party Transaction [Line Items]
Expenses from transactions with related party		1,200,000	2,100,000
Offset to lease expense		1,500,000	500,000
Due from related parties	9,300,000	9,300,000	9,300,000
Consensus Cloud Solutions | Services Provided Under Transition Services Agreement | Affiliated Entity
Related Party Transaction [Line Items]
Due from related parties	2,100,000	2,100,000	2,100,000
Consensus Cloud Solutions | Reimbursement Of Certain Transaction Related Costs And Other Reimbursements | Affiliated Entity
Related Party Transaction [Line Items]
Due from related parties	$ 7,200,000	$ 7,200,000	$ 7,200,000