Losses and Loss Adjustment Expenses - Additional Information (Details) - USD ($)	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018	Dec. 31, 2017
Roll Forward In Liability For Unpaid Claims And Claims Adjustment Expense [Abstract]
Liabilities for Unpaid Losses and Loss Adjustment Expenses, net of reinsurance	$ 65,953,934	$ 67,638,412	$ 68,392,333	$ 68,374,554
Prior periods	14,144,675	12,921,119
Losses and loss adjustment expenses incurred, prior periods	$ (20,896)	$ 9,772,000