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Transactions with Affiliates - Schedule of Affiliated Reinsurance Transactions on Net Premiums Our Insurance Subsidiaries Earned (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Ceded Credit Risk [Line Items]
Assumed	$ 479,835,610	$ 473,512,866	$ 451,515,575
Ceded	(314,859,014)	(326,198,234)	(310,179,267)
Insurance Subsidiaries [Member]
Ceded Credit Risk [Line Items]
Assumed	479,835,362	473,512,781	451,470,623
Ceded	(275,126,732)	(274,932,234)	(260,545,919)
Net	$ 204,708,630	$ 198,580,547	$ 190,924,704

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Premiums earned net other insurance total.

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- Definition

Amount of earned premiums assumed from other entities.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 605
-Section 50
-Paragraph 1
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Amount of earned premiums ceded to other entities.

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-SubTopic 235
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