Other Comprehensive Income (Loss) (Tables)

3 Months Ended

Mar. 31, 2022

Other Comprehensive Income (Loss) [Abstract]

Components Of Comprehensive Income (Loss) In The Consolidated Statements Of Operations

	Three Months Ended March 31, 2022						Three Months Ended March 31, 2021
(Dollars in thousands)	Before Tax		Tax Effect		Net of Tax		Before Tax		Tax Effect		Net of Tax
Unrealized appreciation (depreciation) ("URA(D)") on securities - non-credit related	$	(932,309)	$	117,132	$	(815,177)	$	(329,166)	$	40,551	$	(288,615)
Reclassification of net realized losses (gains) included in net income (loss)		4,902		(724)		4,178		(3,542)		(124)		(3,666)
Foreign currency translation adjustments		(34,603)		501		(34,102)		(8,988)		(594)		(9,582)
Reclassification of benefit plan liability amortization included in net income (loss)		960		(202)		758		2,586		(543)		2,043
Total other comprehensive income (loss)	$	(961,050)	$	116,707	$	(844,343)	$	(339,110)	$	39,290	$	(299,820)

Reclassification From Accumulated Other Comprehensive Income

	Three Months Ended
	March 31,				Affected line item within the statements of
AOCI component	2022		2021		operations and comprehensive income (loss)
(Dollars in thousands)
URA(D) on securities	$	4,902	$	(3,542)	Other net realized capital gains (losses)
		(724)		(124)	Income tax expense (benefit)
	$	4,178	$	(3,666)	Net income (loss)
Benefit plan net gain (loss)	$	960	$	2,586	Other underwriting expenses
		(202)		(543)	Income tax expense (benefit)
	$	758	$	2,043	Net income (loss)

Components Of Accumulated Other Comprehensive Income (Loss), Net Of Tax, In The Consolidated Balance Sheets

	Three Months Ended
	March 31,
(Dollars in thousands)	2022		2021
Beginning balance of URA (D) on securities	$	239,397	$	724,159
Current period change in URA (D) of investments - non-credit related		(810,999)		(292,281)
Ending balance of URA (D) on securities		(571,602)		431,878
Beginning balance of foreign currency translation adjustments		(177,481)		(115,390)
Current period change in foreign currency translation adjustments		(34,102)		(9,582)
Ending balance of foreign currency translation adjustments		(211,583)		(124,972)
Beginning balance of benefit plan net gain (loss)		(50,392)		(73,870)
Current period change in benefit plan net gain (loss)		758		2,043
Ending balance of benefit plan net gain (loss)		(49,634)		(71,827)
Ending balance of accumulated other comprehensive income (loss)	$	(832,820)	$	235,079
(Some amounts may not reconcile due to rounding.)