Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
ASSETS
Available-for-sale, at fair value (amortized cost of $2,346,267 and allowance for credit losses of $441 in 2021) (amortized cost of $2,061,467 and allowance for credit losses of $397 in 2020)	$ 2,409,887	$ 2,196,626
Equity securities, at fair value (cost - $324,501 in 2021 and $293,190 in 2020)	613,776	524,006
Other invested assets	50,501	54,232
Cash	88,804	62,217
Total investments and cash	3,162,968	2,837,081
Accrued investment income	17,505	16,126
Premiums and reinsurance balances receivable, net of allowances for uncollectible amounts of $18,067 in 2021 and $17,658 in 2020	167,279	174,628
Ceded unearned premiums	130,916	113,488
Reinsurance balances recoverable on unpaid losses and settlement expenses, net of allowances for uncollectible amounts of $11,188 in 2021 and $8,634 in 2020	608,086	443,729
Deferred policy acquisition costs	103,553	88,425
Property and equipment, at cost, net of accumulated depreciation of $75,236 in 2021 and $68,682 in 2020	52,161	51,406
Investment in unconsolidated investees	171,311	128,382
Goodwill and intangibles	53,562	53,719
Other assets	40,961	31,501
TOTAL ASSETS	4,508,302	3,938,485
LIABILITIES
Unpaid losses and settlement expenses	2,043,555	1,750,049
Unearned premiums	680,444	586,386
Reinsurance balances payable	42,851	42,265
Funds held	89,773	81,747
Income taxes - deferred	83,509	80,235
Long-term debt	199,676	149,489
Accrued expenses	98,274	75,925
Other liabilities	40,859	36,411
TOTAL LIABILITIES	3,278,941	2,802,507
SHAREHOLDERS' EQUITY
Common stock ($0.01 par value) (Shares authorized - 200,000,000) (68,219,551 shares issued and 45,289,337 shares outstanding in 2021) (68,072,794 shares issued and 45,142,580 shares outstanding in 2020)	682	681
Paid-in capital	343,742	335,365
Accumulated other comprehensive earnings	49,826	108,714
Retained earnings	1,228,110	1,084,217
Deferred compensation	9,642	8,292
Treasury stock, at cost (22,930,214 shares in 2021 and 2020)	(402,641)	(401,291)
TOTAL SHAREHOLDERS' EQUITY	1,229,361	1,135,978
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 4,508,302	$ 3,938,485