CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Investments:
Fixed maturities, available for sale, at fair value (Amortized cost 2023: $12,634,254; 2022: $12,176,473 Allowance for expected credit losses 2023: $10,759; 2022: $11,733)	$ 12,234,742	$ 11,326,894
Fixed maturities, held to maturity, at amortized cost (Fair value 2023: $675,851; 2022: $674,743 Allowance for expected credit losses 2023: $nil; 2022: $nil)	686,296	698,351
Equity securities, at fair value (Cost 2023: $543,833; 2022: $494,356)	588,511	485,253
Mortgage loans, held for investment, at fair value (Allowance for expected credit losses 2023: $6,220; 2022: $nil)	610,148	627,437
Other investments, at fair value	949,413	996,751
Equity method investments	174,634	148,288
Short-term investments, at fair value	17,216	70,310
Total investments	15,260,960	14,353,284
Cash and cash equivalents	953,476	751,415
Restricted cash and cash equivalents	430,509	423,238
Accrued interest receivable	106,055	94,418
Insurance and reinsurance premium balances receivable (Allowance for expected credit losses 2023: $11,997; 2022: $9,521)	3,067,554	2,733,464
Reinsurance recoverable on unpaid losses and loss expenses (Allowance for expected credit losses 2023: $36,611; 2022: $30,715)	6,323,083	5,831,172
Reinsurance recoverable on paid losses and loss expenses	575,847	539,676
Deferred acquisition costs	450,950	473,569
Prepaid reinsurance premiums	1,916,087	1,550,370
Receivable for investments sold	8,767	16,052
Goodwill	100,801	100,801
Intangible assets	186,883	197,800
Operating lease right-of-use assets	108,093	92,214
Loan advances made	305,222	87,160
Other assets	456,385	438,338
Total assets	30,250,672	27,682,971
Liabilities
Reserve for losses and loss expenses	16,434,018	15,168,863
Unearned premiums	4,747,602	4,361,447
Insurance and reinsurance balances payable	1,792,719	1,609,924
Debt	1,313,714	1,312,314
Federal Home Loan Bank advances	85,790	81,388
Payable for investments purchased	26,093	19,693
Operating lease liabilities	123,101	102,577
Other liabilities	464,439	386,855
Total liabilities	24,987,476	23,043,061
Commitments and Contingencies
Shareholders' equity
Preferred shares	550,000	550,000
Common shares (shares issued 2023: 176,580; 2022: 176,580 shares outstanding 2023: 85,286; 2022: 84,668)	2,206	2,206
Additional paid-in capital	2,383,030	2,366,253
Accumulated other comprehensive income (loss)	(365,836)	(760,300)
Retained earnings	6,440,528	6,247,022
Treasury shares, at cost (2023: 91,294; 2022: 91,912)	(3,746,732)	(3,765,271)
Total shareholders’ equity	5,263,196	4,639,910
Total liabilities and shareholders’ equity	$ 30,250,672	$ 27,682,971