Goodwill (Details) $ in Thousands	3 Months Ended
Mar. 31, 2022 USD ($)
Goodwill [Roll Forward]
Beginning balances	$ 924,837
Acquisitions	19,947
Purchase accounting adjustments	(12,228)
Ending balance	932,556
Title
Goodwill [Roll Forward]
Beginning balances	583,944
Acquisitions	19,947
Purchase accounting adjustments	(782)
Ending balance	603,109
Real estate solutions and abstract fees
Goodwill [Roll Forward]
Beginning balances	325,543
Acquisitions	0
Purchase accounting adjustments	(910)
Ending balance	324,633
Corporate and Other
Goodwill [Roll Forward]
Beginning balances	15,350
Acquisitions	0
Purchase accounting adjustments	(10,536)
Ending balance	$ 4,814

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10)(1))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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