Discontinued Operations and Dispositions - Key Components Of Cash Flows From Discontinued Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Loss on debt extinguishment	$ 0	$ (11,505)	$ 5,274
Deferred taxes	$ (30,017)	$ (12,991)	(21,447)
Discontinued Operations | J2 Global
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Capital expenditures			15,252
Depreciation and amortization			9,010
Loss on debt extinguishment			8,750
Deferred taxes			$ 8,015