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Related Party Transactions Summary Of Approximate Values By Year Found Within Consolidated Balance Sheets (Details) - USD ($)
Sep. 30, 2017
Dec. 31, 2016
Related Party Transaction [Line Items]    
Other investments $ 11,514,780 $ 11,181,531
Premiums and fees receivable 10,260,167 8,654,161
Title Insurance Agencies    
Related Party Transaction [Line Items]    
Other investments 6,172,000 6,437,000
Premiums and fees receivable $ 809,000 $ 56,000