Sales of Subsidiary Businesses - Narrative (Details) - USD ($) $ in Thousands			12 Months Ended
	Aug. 31, 2022	Sep. 30, 2020	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain on sale of business			$ 4,156	$ 380	$ 187,658
WegoWise | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for disposal of subsidiary	$ 5,200
Gain on sale of business	4,200
Disposal group, intangible assets	2,500
Deferred revenue	$ 1,700
MyCase | Discontinued operations, disposed of by sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration for disposal of subsidiary		$ 193,000
Deferred revenue		2,800
Proceeds from divestiture of subsidiary		192,200
Employee retention bonus pool		2,200
Cash divested		800
Working capital adjustment		$ 600
Retention period		1 year
Gain on sale of subsidiary		$ 188,000
Assets divested		4,600
Adjustment in employee retention bonus pool		400
Capitalized software		3,900
Goodwill		$ 2,300
Income received				$ 2,400	$ 1,100