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Goodwill (Tables)
 9 Months Ended
Sep. 30, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Summary of goodwill The summary of changes in goodwill is as follows.
TitleReal Estate SolutionsCorporate and OtherConsolidated Total
($000 omitted)
Balances at December 31, 2021583,944 325,543 15,350 924,837 
Acquisitions25,325 — — 25,325 
Purchase accounting adjustments345 26,961 (14,450)12,856 
Disposals(392)— (900)(1,292)
Balances at September 30, 2022609,222 352,504 — 961,726