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Other Comprehensive Income (Loss) (Tables)

6 Months Ended

Jun. 30, 2021

Other Comprehensive Income (Loss) [Abstract]

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

	Three Months Ended June 30, 2021									Six Months Ended June 30, 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	$	94,009		$	(9,838)		$	84,171		$	(235,157)		$	30,713		$	(204,444)
Reclassification of net realized losses (gains) included in net income (loss)		3,118			(1,528)			1,590			(424)			(1,652)			(2,076)
Foreign currency translation adjustments		38,022			(3,727)			34,295			29,034			(4,321)			24,713
Reclassification of benefit plan liability amortization included in net income (loss)		2,586			(543)			2,043			5,172			(1,086)			4,086
Total other comprehensive income (loss)	$	137,735		$	(15,636)		$	122,099		$	(201,375)		$	23,654		$	(177,721)

	Three Months Ended June 30, 2020									Six Months Ended June 30, 2020
(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	$	620,926		$	(69,173)		$	551,753		$	305,725		$	(33,371)		$	272,354
Reclassification of net realized losses (gains) included in net income (loss)		(6,849)			(408)			(7,257)			31,328			(7,186)			24,142
Foreign currency translation adjustments		22,825			(2,239)			20,586			(35,898)			5,660			(30,238)
Reclassification of benefit plan liability amortization included in net income (loss)		2,286			(480)			1,806			3,451			(725)			2,726
Total other comprehensive income (loss)	$	639,188		$	(72,300)		$	566,888		$	304,606		$	(35,622)		$	268,984

Reclassification From Accumulated Other Comprehensive Income

		Three Months Ended						Six Months Ended
		June 30,						June 30,						Affected line item within the statements of
AOCI component		2021			2020			2021			2020			operations and comprehensive income (loss)
(Dollars in thousands)
URA(D) on securities		$	3,118		$	(6,849)		$	(424)		$	31,328		Other net realized capital gains (losses)
			(1,528)			(408)			(1,652)			(7,186)		Income tax expense (benefit)
		$	1,590		$	(7,257)		$	(2,076)		$	24,142		Net income (loss)
Benefit plan net gain (loss)		$	2,586		$	2,286		$	5,172		$	3,451		Other underwriting expenses
			(543)			(480)			(1,086)			(725)		Income tax expense (benefit)
		$	2,043		$	1,806		$	4,086		$	2,726		Net income (loss)

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

	Three Months Ended						Six Months Ended
	June 30,						June 30,
(Dollars in thousands)	2021			2020			2021			2020
Beginning balance of URA (D) on securities	$	431,878		$	56,426		$	724,159		$	304,425
Current period change in URA (D) of investments - non-credit related		85,761			544,496			(206,520)			296,496
Ending balance of URA (D) on securities		517,639			600,922			517,639			600,922
Beginning balance of foreign currency translation adjustments		(124,972)			(252,541)			(115,390)			(201,717)
Current period change in foreign currency translation adjustments		34,295			20,586			24,713			(30,238)
Ending balance of foreign currency translation adjustments		(90,677)			(231,955)			(90,677)			(231,955)
Beginning balance of benefit plan net gain (loss)		(71,827)			(73,636)			(73,870)			(74,556)
Current period change in benefit plan net gain (loss)		2,043			1,806			4,086			2,726
Ending balance of benefit plan net gain (loss)		(69,784)			(71,830)			(69,784)			(71,830)
Ending balance of accumulated other comprehensive income (loss)	$	357,178		$	297,137		$	357,178		$	297,137
(Some amounts may not reconcile due to rounding.)

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Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss).

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Tabular disclosure of the components of accumulated other comprehensive income (loss).

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Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans.

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