Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
ASSETS
Fixed maturity securities (amortized cost $3,995,864; $3,909,780)	$ 3,959,679	$ 4,031,523
Equity securities (cost $769,934; $754,536)	946,015	970,939
Short-term investments (cost $134,997; $141,206)	133,920	140,127
Total investments	5,039,614	5,142,589
Cash	295,764	335,557
Receivables:
Premiums	647,143	621,740
Allowance for credit losses on premiums receivable	(6,000)	(6,000)
Premiums receivable, net of allowance for credit losses	641,143	615,740
Accrued investment income	43,380	43,299
Other	7,490	7,600
Total receivables	692,013	666,639
Reinsurance recoverables	35,106	45,000
Deferred policy acquisition costs	265,921	258,259
Fixed assets (net of accumulated depreciation $315,515; $308,997)	190,867	191,332
Operating lease right-of-use assets	29,098	31,967
Current income taxes	30,637	20,108
Goodwill	42,796	42,796
Other intangible assets, net	9,988	10,255
Other assets	35,312	27,970
Total assets	6,667,116	6,772,472
Liabilities
Loss and loss adjustment expense reserves	2,307,826	2,226,430
Unearned premiums	1,568,186	1,519,799
Notes payable	373,031	372,931
Accounts payable and accrued expenses	175,406	169,125
Operating lease liabilities	31,991	34,577
Deferred income taxes	7,969	53,569
Other liabilities	294,500	255,760
Total liabilities	4,758,909	4,632,191
Commitments and contingencies
Shareholders’ equity:
Common stock without par value or stated value: Authorized 70,000 shares; issued and outstanding 55,371; 55,371	98,947	98,943
Retained earnings	1,809,260	2,041,338
Total shareholders’ equity	1,908,207	2,140,281
Total liabilities and shareholders’ equity	$ 6,667,116	$ 6,772,472