Discontinued Operations - Disposal Groups, Including Discontinued Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Pre-tax gain on disposal	$ 472,237	$ 0	$ 0
Discontinued Operations, Disposed of by Sale | Former Tax Software Business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gross purchase price, as adjusted per the terms of the Purchase Agreement	717,911
Net assets disposed	(228,040)
Transaction costs	(17,634)
Pre-tax gain on disposal	472,237	0	$ 0
Cash and cash equivalents	4,591	34,195
Accounts receivable, net	250	692
Prepaid expenses and other current assets	7,861	6,745
Property, equipment, and software, net	22,377	23,598
Goodwill	188,542	188,542
Other intangible assets, net	19,500	19,500
Other long-term assets	184	36
Accounts payable	(1,433)	(1,723)
Accrued expenses and other current liabilities	(7,212)	(10,020)
Deferred revenue	(5,446)	(8,388)
Deferred tax liabilities, net	(1,174)	$ (1,000)
Total net assets sold	$ 228,040