Investments in Equity Securities (Tables)

6 Months Ended

Jun. 30, 2020

Equity securities

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

Schedule of Investments in Equity Securities

At June 30, 2020 and December 31, 2019, investments in equity securities were as follows: 

(In thousands)	Cost		Gross Unrealized				Fair Value		Carrying Value
			Gains		Losses
June 30, 2020
Common stocks	$	144,674	$	5,739	$	(33,445)	$	116,968	$	116,968
Preferred stocks	174,621		79,440		(8,764)		245,297		245,297
Total	$	319,295	$	85,179	$	(42,209)	$	362,265	$	362,265
December 31, 2019
Common stocks	$	175,928	$	16,967	$	(26,090)	$	166,805	$	166,805
Preferred stocks	169,171		148,243		(3,599)		313,815		313,815
Total	$	345,099	$	165,210	$	(29,689)	$	480,620	$	480,620