Consolidated Balance Sheets - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Fixed maturities
Held to maturity, at amortized cost (fair value $697,400,964 and $632,640,821)	$ 668,104,568	$ 586,609,439
Available for sale, at fair value (amortized cost $523,293,046 and $534,958,100)	532,629,015	555,136,017
Equity securities, at fair value	63,419,973	58,556,173
Short-term investments, at cost, which approximates fair value	12,692,341	20,900,155
Total investments	1,276,845,897	1,221,201,784
Cash	57,709,375	103,094,236
Accrued investment income	8,214,971	7,936,879
Premiums receivable	168,862,580	169,596,332
Reinsurance receivable	455,411,009	408,908,850
Deferred policy acquisition costs	68,028,373	59,156,958
Deferred tax asset, net	6,685,619	5,683,113
Prepaid reinsurance premiums	176,935,842	169,418,333
Property and equipment, net	2,956,930	4,390,377
Accounts receivable - securities	2,252	67,676
Federal income taxes recoverable	5,290,938	3,089,369
Receivable from Michigan Catastrophic Claims Association	18,112,800	0
Due from affiliate	1,922,717	0
Goodwill	5,625,354	5,625,354
Other intangible assets	958,010	958,010
Other	1,612,732	1,393,053
Total assets	2,255,175,399	2,160,520,324
Liabilities
Losses and loss expenses	1,077,620,301	962,007,437
Unearned premiums	572,958,422	537,189,598
Accrued expenses	4,028,659	29,115,198
Reinsurance balances payable	3,946,105	3,233,523
Borrowings under lines of credit	35,000,000	85,000,000
Cash dividends declared to stockholders	4,915,268	4,436,301
Cash refunds due to Michigan policyholders	18,112,800	0
Subordinated debentures	0	5,000,000
Due to affiliate	0	10,293,495
Other	7,557,757	6,470,652
Total liabilities	1,724,139,312	1,642,746,204
Stockholders' Equity
Preferred stock, $.01 par value, authorized 2,000,000 shares; none issued	0	0
Additional paid-in capital	304,889,481	289,149,567
Accumulated other comprehensive income	3,283,551	11,130,612
Retained earnings	263,745,358	258,387,288
Treasury stock, at cost	(41,226,357)	(41,226,357)
Total stockholders' equity	531,036,087	517,774,120
Total liabilities and stockholders' equity	2,255,175,399	2,160,520,324
Class A Common Stock [Member]
Stockholders' Equity
Common stock value	287,562	276,518
Class B Common Stock [Member]
Stockholders' Equity
Common stock value	$ 56,492	$ 56,492