Net Investment Income (Tables)

12 Months Ended

Dec. 31, 2022

Net Investment Income [Abstract]

Net Investment Income

Net investment income consists of the following:

(In thousands)	2022		2021		2020
Investment income (loss) earned on:
Fixed maturity securities, including cash and cash equivalents and loans receivable	$	549,281	$	382,001	$	426,563
Investment funds	145,099		220,014		54,253
Arbitrage trading account	45,213		37,676		77,931
Real estate	(3,087)		7,703		24,027
Equity securities	52,600		32,020		10,172
Gross investment income	789,106		679,414		592,946
Investment expense	(9,921)		(7,796)		(9,125)
Net investment income	$	779,185	$	671,618	$	583,821