Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
CASH FLOWS FROM OPERATING ACTIVITIES
Net income (loss)	$ 73,462	$ (45,288)
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	17,337	17,411
Net realized investment gains	(38,192)	(49,008)
Net losses on sales of fixed assets	0	1,784
(Increase) decrease in premiums receivable	(74,948)	3,085
Decrease (increase) in reinsurance recoverables	1,983	(6,831)
Changes in current and deferred income taxes	12,355	(16,791)
(Increase) decrease in deferred policy acquisition costs	(14,094)	84
Increase in loss and loss adjustment expense reserves	73,518	92,651
Increase in unearned premiums	118,524	5,690
Increase in accounts payable and accrued expenses	3,615	442
Other, net	19,066	14,944
Net cash provided by operating activities	192,626	18,173
Fixed maturity securities available for sale in nature:
Purchases	(419,763)	(175,292)
Sales	116,837	97,702
Calls or maturities	114,300	52,898
Equity securities available for sale in nature:
Purchases	(399,522)	(297,805)
Sales	365,377	320,113
Calls	7,185	0
Changes in securities payable and receivable	10,783	(37,650)
Decrease (increase) in short-term investments	16,151	(23,435)
Purchases of fixed assets	(10,271)	(8,685)
Sales of fixed assets	0	1,008
Other, net	4,044	1,646
Net cash used in investing activities	(194,879)	(69,500)
CASH FLOWS FROM FINANCING ACTIVITIES
Dividends paid to shareholders	(17,580)	(17,580)
Payments on finance lease obligations	(985)	(489)
Proceeds from bank borrowing	0	50,000
Net cash (used in) provided by financing activities	(18,565)	31,931
Net decrease in cash	(20,818)	(19,396)
Cash:
Beginning of the year	550,903	289,776
End of period	530,085	270,380
SUPPLEMENTAL CASH FLOW DISCLOSURE
Interest paid	11,741	8,315
Income taxes paid, net	$ 3,404	$ 0