Investments in Equity Securities (Tables)

6 Months Ended

Jun. 30, 2022

Equity securities

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

Schedule of Investments in Equity Securities

At June 30, 2022 and December 31, 2021, investments in equity securities were as follows:

(In thousands)	Cost		Gross Unrealized				Fair Value		Carrying Value
			Gains		Losses
June 30, 2022
Common stocks	$	863,106	$	111,393	$	(41,827)	$	932,672	$	932,672
Preferred stocks	259,338		2,652		(39,336)		222,654		222,654
Total	$	1,122,444	$	114,045	$	(81,163)	$	1,155,326	$	1,155,326
December 31, 2021
Common stocks	$	619,896	$	92,401	$	(16,894)	$	695,403	$	695,403
Preferred stocks	250,149		7,874		(12,183)		245,840		245,840
Total	$	870,045	$	100,275	$	(29,077)	$	941,243	$	941,243