CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Investment portfolio:
Fixed income available-for-sale	$ 5,789,968
Equity securities, at fair value (cost 2024 - $16,084; 2023 - $16,025)	14,636	$ 14,771
Other invested assets, at cost	1,109	850
Total investment portfolio	5,805,713	5,738,734
Cash and cash equivalents	281,788	363,666
Restricted cash and cash equivalents	6,020	6,978
Accrued investment income	60,402	58,774
Reinsurance recoverable on loss reserves	42,346	33,302
Reinsurance recoverable on paid losses	884	9,896
Premiums receivable	56,597	58,499
Home office and equipment, net	36,747	38,755
Deferred insurance policy acquisition costs	13,126	14,591
Deferred income taxes, net	90,629	79,782
Other assets	129,670	135,403
Total assets	6,523,922	6,538,380
Liabilities:
Loss reserves	477,614	505,379
Unearned premiums	138,885	157,779
Senior notes	643,931	643,196
Other liabilities	146,571	160,009
Total liabilities	1,407,001	1,466,363
Contingencies
Shareholders’ equity:
Common stock	371,353	371,353
Paid-in capital	1,795,231	1,808,113
Treasury stock at cost	(1,624,791)	(1,384,293)
Accumulated other comprehensive income (loss), net of tax	(333,055)	(316,281)
Retained earnings	4,908,183	4,593,125
Total shareholders’ equity	5,116,921	5,072,017
Total liabilities and shareholders’ equity	6,523,922	6,538,380
Fixed income
Investment portfolio:
Fixed income available-for-sale	5,553,549	5,601,540
Short-Term Investments
Investment portfolio:
Fixed income available-for-sale	$ 236,419	$ 121,573