Investments in Equity Securities (Tables)

3 Months Ended

Mar. 31, 2025

Equity securities

Debt Securities, Available-for-sale [Line Items]

Schedule of Investments in Equity Securities

At March 31, 2025 and December 31, 2024, investments in equity securities were as follows:

(In thousands)	Cost		Gross Unrealized				Fair Value		Carrying Value
			Gains		Losses
March 31, 2025
Common stocks	$	517,215	$	208,118	$	(42,656)	$	682,677	$	682,677
Preferred stocks	346,063		123,040		(6,740)		462,363		462,363
Total	$	863,278	$	331,158	$	(49,396)	$	1,145,040	$	1,145,040
December 31, 2024
Common stocks	$	612,479	$	223,981	$	(76,293)	$	760,167	$	760,167
Preferred stocks	329,495		122,716		(8,590)		443,621		443,621
Total	$	941,974	$	346,697	$	(84,883)	$	1,203,788	$	1,203,788