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Related Party Transactions Summary Of Approximate Values By Year Found Within Consolidated Statements Of Income (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Related Party Transaction [Line Items]        
Net premiums written $ 33,450,241 $ 29,686,120 $ 65,748,900 $ 51,051,450
Other income 5,484,651 2,989,414 9,787,251 5,185,265
Commissions to agents 16,597,590 15,674,346 32,928,700 27,207,228
Title Insurance Agencies        
Related Party Transaction [Line Items]        
Net premiums written 3,773,000 3,737,000 7,331,000 6,480,000
Other income 775,000 606,000 1,047,000 732,000
Commissions to agents $ 2,552,000 $ 2,555,000 $ 4,956,000 $ 4,403,000