Schedule IV (SUPPLEMENTARY INFORMATION CONCERNING REINSURANCE) (Tables)

12 Months Ended

Dec. 31, 2021

SEC Schedule, 12-17, Insurance Companies, Reinsurance [Abstract]

Schedule IV

SUPPLEMENTAL INFORMATION CONCERNING REINSURANCE

Premiums Earned
For the years ended December 31, 2021, 2020, and 2019 (in millions of U.S. dollars, except for percentages)	Direct Amount		Ceded To Other Companies		Assumed From Other Companies		Net Amount		Percentage of Amount Assumed to Net
2021
Property and Casualty	$	35,767	$	7,982	$	3,441	$	31,226	11	%
Accident and Health	4,062		362		109		3,809		3	%
Life	1,309		89		100		1,320		8	%
Total	$	41,138	$	8,433	$	3,650	$	36,355	10	%
2020
Property and Casualty	$	31,546	$	6,782	$	3,044	$	27,808	11	%
Accident and Health	4,249		368		111		3,992		3	%
Life	1,242		93		168		1,317		13	%
Total	$	37,037	$	7,243	$	3,323	$	33,117	10	%
2019
Property and Casualty	$	30,339	$	7,236	$	2,797	$	25,900	11	%
Accident and Health	4,546		376		119		4,289		3	%
Life	991		81		191		1,101		17	%
Total	$	35,876	$	7,693	$	3,107	$	31,290	10	%