Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions		Mar. 31, 2023	Dec. 31, 2022
Assets
Fixed maturities available for sale, at fair value, net of valuation allowance - $168 and $169 (amortized cost – $94,709 and $93,355)		$ 88,364	$ 85,220
Fixed maturities held to maturity, at amortized cost, net of valuation allowance - $33 and $34 (fair value – $8,109 and $8,439)		8,425	8,848
Equity securities, at fair value		942	827
Short-term investments, at fair value (amortized cost – $3,695 and $4,962)		3,693	4,960
Other investments, at fair value		14,192	13,696
Total investments		115,616	113,551
Cash		2,288	2,012
Restricted cash		94	115
Securities lending collateral		1,582	1,523
Accrued investment income		953	941
Insurance and reinsurance balances receivable, net of valuation allowance - $51 and $52		12,340	11,933
Reinsurance recoverable on losses and loss expenses, net of valuation allowance - $351 and $351	[1]	18,141	18,859
Reinsurance recoverable on policy benefits	[1]	279	302
Deferred policy acquisition costs		6,296	6,031
Value of business acquired		3,603	3,702
Goodwill		16,175	16,228
Other intangible assets		5,364	5,441
Prepaid reinsurance premiums		3,166	3,136
Investments in partially-owned insurance companies		3,728	2,507
Separate account assets		5,300	5,190
Other assets		6,490	7,546
Total assets		201,415	199,017
Liabilities
Unpaid losses and loss expenses		75,417	75,747
Unearned premiums		20,261	19,713
Future policy benefits		10,782	10,476
Market risk benefits		830	800
Policyholders' account balances		3,178	3,140
Separate account liabilities		5,300	5,190
Insurance and reinsurance balances payable		7,778	7,780
Securities lending payable		1,582	1,523
Accounts payable, accrued expenses, and other liabilities		6,656	7,148
Deferred tax liabilities		541	377
Repurchase agreements		1,420	1,419
Short-term debt		0	475
Long-term debt		14,375	14,402
Trust preferred securities		308	308
Total liabilities		148,428	148,498
Commitments and contingencies (refer to Note 13)
Shareholders’ equity
Common Shares (CHF 24.15 par value; 446,376,614 and 446,376,614 shares issued; 414,158,680 and 414,594,856 shares outstanding)		10,346	10,346
Common Shares in treasury (32,217,934 and 31,781,758 shares)		(5,341)	(5,113)
Additional paid-in capital		6,680	7,166
Retained earnings		50,197	48,305
Accumulated other comprehensive income (loss) (AOCI)		(8,895)	(10,185)
Total shareholders’ equity		52,987	50,519
Total liabilities and shareholders’ equity		$ 201,415	$ 199,017

[1] Net of valuation allowance for uncollectible reinsurance.