Consolidated Balance Sheets - USD ($)	Mar. 31, 2022	Dec. 31, 2021
Fixed maturities
Held to maturity, at amortized cost	$ 690,691,302	$ 668,104,568
Available for sale, at fair value	516,894,776	532,629,015
Equity securities, at fair value	54,046,368	63,419,973
Short-term investments, at cost, which approximates fair value	9,194,174	12,692,341
Total investments	1,270,826,620	1,276,845,897
Cash	56,074,886	57,709,375
Accrued investment income	9,448,842	8,214,971
Premiums receivable	182,475,495	168,862,580
Reinsurance receivable	448,295,785	455,411,009
Deferred policy acquisition costs	71,608,211	68,028,373
Deferred tax asset, net	12,493,161	6,685,619
Prepaid reinsurance premiums	174,523,309	176,935,842
Property and equipment, net	2,885,074	2,956,930
Accounts receivable - securities	1,936	2,252
Federal income taxes recoverable	1,863,053	5,290,938
Receivable from Michigan Catastrophic Claims Association	0	18,112,800
Due from affiliate	2,209,909	1,922,717
Goodwill	5,625,354	5,625,354
Other intangible assets	958,010	958,010
Other	1,472,250	1,612,732
Total assets	2,240,761,895	2,255,175,399
Liabilities
Losses and loss expenses	1,071,587,385	1,077,620,301
Unearned premiums	589,739,092	572,958,422
Accrued expenses	4,900,102	4,028,659
Reinsurance balances payable	4,069,560	3,946,105
Borrowings under lines of credit	35,000,000	35,000,000
Cash dividends declared to stockholders	0	4,915,268
Cash refunds due to Michigan policyholders	0	18,112,800
Accounts payable - securities	3,247,575	0
Other	7,952,320	7,557,757
Total liabilities	1,716,496,034	1,724,139,312
Stockholders' Equity
Preferred stock, $.01 par value, authorized 2,000,000 shares; none issued	0	0
Additional paid-in capital	305,668,006	304,889,481
Accumulated other comprehensive (loss) income	(17,306,674)	3,283,551
Retained earnings	276,786,488	263,745,358
Treasury stock, at cost	(41,226,357)	(41,226,357)
Total stockholders' equity	524,265,861	531,036,087
Total liabilities and stockholders' equity	2,240,761,895	2,255,175,399
Class A Common Stock [Member]
Stockholders' Equity
Common stock	287,906	287,562
Class B Common Stock [Member]
Stockholders' Equity
Common stock	$ 56,492	$ 56,492