Consolidated Statements Of Income - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Revenues:
Net premiums written	$ 138,588,877	$ 120,569,151	$ 111,909,473
Investment income – interest and dividends	4,444,447	4,684,489	4,531,319
Net realized gain (loss) on investments	1,040,901	768,436	(116,163)
Other	17,575,071	12,470,338	10,875,443
Total Revenues	161,649,296	138,492,414	127,200,072
Operating Expenses:
Commissions to agents	68,643,220	63,643,321	62,174,301
Provision for claims	3,311,080	242,953	4,478,494
Salaries, employee benefits and payroll taxes	39,012,354	31,372,099	28,041,213
Office occupancy and operations	8,966,623	6,265,908	5,885,336
Business development	3,164,730	2,511,699	2,373,270
Filing fees, franchise and local taxes	1,198,013	907,225	732,985
Premium and retaliatory taxes	2,672,034	2,202,595	2,161,571
Professional and contract labor fees	1,825,598	2,115,754	2,691,411
Other	2,585,074	1,099,408	884,438
Total Operating Expenses	131,378,726	110,360,962	109,423,019
Income before Income Taxes	30,270,570	28,131,452	17,777,053
Provision for Income Taxes	4,570,000	8,616,000	5,228,000
Net Income	25,700,570	19,515,452	12,549,053
Net Loss (Income) Attributable to Noncontrolling Interests	5,932	7,666	(15,148)
Net Income Attributable to the Company	$ 25,706,502	$ 19,523,118	$ 12,533,905
Basic Earnings per Common Share	$ 13.63	$ 10.23	$ 6.32
Weighted Average Shares Outstanding – Basic	1,886,354	1,907,675	1,984,360
Diluted Earnings per Common Share	$ 13.56	$ 10.19	$ 6.30
Weighted Average Shares Outstanding – Diluted	1,895,871	1,915,057	1,989,799
Cash Dividends Paid per Common Share	$ 3.75	$ 0.72	$ 0.40