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Title Insurance Business - Change in Contingent Consideration (Details) - Reltco
$ in Thousands
12 Months Ended
Dec. 31, 2018
USD ($)
Change in Contingent Consideration [Roll Forward]  
Beginning balance $ 1,900
Fair value adjustments prior to August 1, 2018 sale (260)
Impact of sale on August 1, 2018 (1,640)
Ending balance $ 0