Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
ASSETS
Fixed maturity securities (amortized cost $3,207,125; $2,973,276)	$ 3,327,362	$ 3,093,275
Equity securities (cost $737,127; $648,282)	739,163	724,751
Short-term investments (cost $335,556; $494,060)	335,634	494,135
Total investments	4,402,159	4,312,161
Cash	262,153	294,398
Receivables:
Premiums	612,745	606,316
Allowance for credit losses on premiums receivable	10,000	1,445
Premiums receivable, net of allowance for credit losses	602,745	604,871
Accrued investment income	42,247	40,107
Other	8,421	6,464
Total receivables	653,413	651,442
Reinsurance recoverables	50,137	78,774
Allowance for credit losses on reinsurance recoverables	88	0
Reinsurance recoverables, net of allowance for credit losses	50,049	78,774
Deferred policy acquisition costs	242,740	233,166
Fixed assets (net of accumulated depreciation $294,479; $312,060)	172,015	168,986
Operating lease right-of-use assets	43,207	44,909
Current income taxes	0	7,642
Goodwill	42,796	42,796
Other intangible assets, net	10,164	10,636
Other assets	38,041	44,247
Total assets	5,916,737	5,889,157
Liabilities
Loss and loss adjustment expense reserves	1,865,110	1,921,255
Unearned premiums	1,390,039	1,355,547
Notes payable	372,333	372,133
Accounts payable and accrued expenses	190,204	143,318
Operating lease liabilities	46,636	47,996
Current income taxes	6,853	0
Deferred income taxes	9,131	27,964
Other liabilities	219,616	221,442
Total liabilities	4,099,922	4,089,655
Commitments and contingencies
Shareholders’ equity:
Common stock without par value or stated value: Authorized 70,000 shares; issued and outstanding 55,358; 55,358	98,898	98,828
Retained earnings	1,717,917	1,700,674
Total shareholders’ equity	1,816,815	1,799,502
Total liabilities and shareholders’ equity	$ 5,916,737	$ 5,889,157