CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Investments:
Fixed maturities, available for sale, at fair value (Amortized cost 2025: $11,997,330; 2024: $12,419,905 Allowance for expected credit losses 2025: $4,183; 2024: $3,938)	$ 11,865,480	$ 12,152,753
Fixed maturities, held to maturity, at amortized cost (Fair value 2025: $383,827; 2024: $436,751 Allowance for expected credit losses 2025: $nil; 2024: $nil)	389,571	443,400
Equity securities, at fair value (Cost 2025: $538,378; 2024: $520,743)	574,379	579,274
Mortgage loans, held for investment, at fair value (Allowance for expected credit losses 2025: $25,862; 2024: $23,378)	457,907	505,697
Other investments, at fair value	938,562	930,278
Equity method investments	214,240	206,994
Short-term investments, at fair value	91,330	223,666
Total investments	14,531,469	15,042,062
Cash and cash equivalents	2,757,213	2,143,471
Restricted cash and cash equivalents	575,554	920,150
Accrued interest receivable	108,392	114,012
Insurance and reinsurance premium balances receivable (Allowance for expected credit losses 2025: $17,825; 2024: $17,339)	3,725,518	3,169,355
Reinsurance recoverable on unpaid losses and loss expenses (Allowance for expected credit losses 2025: $43,267; 2024: $43,445)	6,944,518	6,840,897
Reinsurance recoverable on paid losses and loss expenses	531,105	546,287
Deferred acquisition costs	626,104	524,837
Prepaid reinsurance premiums	2,175,425	1,936,979
Receivable for investments sold	39,498	3,693
Goodwill	66,498	66,498
Intangible assets	173,238	175,967
Operating lease right-of-use assets	92,299	92,516
Loan advances made	272,499	247,775
Other assets	629,844	695,794
Total assets	33,249,174	32,520,293
Liabilities
Reserve for losses and loss expenses	17,489,459	17,218,929
Unearned premiums	5,859,606	5,211,865
Insurance and reinsurance balances payable	1,883,746	1,713,798
Debt	1,315,555	1,315,179
Federal Home Loan Bank advances	66,380	66,380
Payable for investments purchased	193,752	269,728
Operating lease liabilities	107,289	106,614
Other liabilities	430,588	528,421
Total liabilities	27,346,375	26,430,914
Shareholders’ equity
Preferred shares	550,000	550,000
Common shares (shares issued 2025: 176,580; 2024: 176,580 shares outstanding 2025: 78,651; 2024: 82,984)	2,206	2,206
Additional paid-in capital	2,374,804	2,394,063
Accumulated other comprehensive income (loss)	(152,376)	(267,557)
Retained earnings	7,492,484	7,341,569
Treasury shares, at cost (2025: 97,929; 2024: 93,596)	(4,364,319)	(3,930,902)
Total shareholders’ equity	5,902,799	6,089,379
Total liabilities and shareholders’ equity	$ 33,249,174	$ 32,520,293