Accumulated Other Comprehensive Income (Loss) (Tables)

6 Months Ended

Jun. 30, 2015

Accumulated Other Comprehensive Income (Loss) [Abstract]

Changes in accumulated other comprehensive income (loss)

			Tax
			(Expense)		After-
(In millions)	Pre-Tax		Benefit		Tax
Three Months Ended June 30,
2015
Net unrealized appreciation, securities, April 1,	$	1,083	$	(375)	$	708
Unrealized (depreciation) on securities arising during the period		(337)		112		(225)
Reclassification adjustment for (gains) included in shareholders' net income (realized investment gains)		(13)		4		(9)
Net unrealized (depreciation), securities arising during the period		(350)		116		(234)
Net unrealized appreciation, securities, June 30,	$	733	$	(259)	$	474
Net unrealized (depreciation), derivatives, April 1,	$	(2)	$	1	$	(1)
Unrealized (depreciation) on derivatives arising during the period		(3)		-		(3)
Reclassification adjustment for losses included in shareholders' net income (other operating expenses)		12		(4)		8
Net unrealized appreciation on derivatives arising during the period		9		(4)		5
Net unrealized appreciation, derivatives, June 30,	$	7	$	(3)	$	4
Net translation of foreign currencies, April 1,	$	(180)	$	14	$	(166)
Net translation of foreign currencies arising during the period		15		3		18
Net translation of foreign currencies, June 30,	$	(165)	$	17	$	(148)
Postretirement benefits liability adjustment, April 1,	$	(2,270)	$	795	$	(1,475)
Reclassification adjustment for amortization of net losses from past
experience and prior service costs (other operating expenses)		18		(7)		11
Net change due to valuation update		12		(3)		9
Net postretirement benefits liability adjustment arising during the period		30		(10)		20
Postretirement benefits liability adjustment, June 30,	$	(2,240)	$	785	$	(1,455)
2014
Net unrealized appreciation, securities, April 1,	$	864	$	(301)	$	563
Unrealized appreciation on securities arising during the period		157		(51)		106
Reclassification adjustment for (gains) included in shareholders' net income (realized investment gains)		(4)		1		(3)
Net unrealized appreciation, securities arising during the period		153		(50)		103
Net unrealized appreciation, securities, June 30,	$	1,017	$	(351)	$	666
Net unrealized (depreciation), derivatives, April 1,	$	(29)	$	10	$	(19)
Net unrealized appreciation on derivatives arising during the period		-		-		-
Net unrealized (depreciation), derivatives, June 30,	$	(29)	$	10	$	(19)
Net translation of foreign currencies, April 1,	$	78	$	(7)	$	71
Net translation of foreign currencies arising during the period		51		(5)		46
Net translation of foreign currencies, June 30,	$	129	$	(12)	$	117
Postretirement benefits liability adjustment, April 1,	$	(1,611)	$	563	$	(1,048)
Reclassification adjustment for amortization of net losses from past
experience and prior service costs (other operating expenses)		15		(5)		10
Net change due to valuation update		2		(1)		1
Net postretirement benefits liability adjustment arising during the period		17		(6)		11
Postretirement benefits liability adjustment, June 30,	$	(1,594)	$	557	$	(1,037)

			Tax
			(Expense)		After-
(In millions)	Pre-Tax		Benefit		Tax
Six Months Ended June 30,
2015
Net unrealized appreciation, securities, January 1,	$	955	$	(335)	$	620
Unrealized (depreciation) on securities arising during the period		(189)		64		(125)
Reclassification adjustment for (gains) included in shareholders' net income (realized investment gains)		(33)		12		(21)
Net unrealized (depreciation), securities arising during the period		(222)		76		(146)
Net unrealized appreciation, securities, June 30,	$	733	$	(259)	$	474
Net unrealized (depreciation), derivatives, January 1,	$	(12)	$	4	$	(8)
Unrealized appreciation, derivatives arising during the period		7		(3)		4
Reclassification adjustment for losses included in shareholders' net income (other operating expenses)		12		(4)		8
Net unrealized appreciation, derivatives arising during the period		19		(7)		12
Net unrealized appreciation, derivatives, June 30,	$	7	$	(3)	$	4
Net translation of foreign currencies, January 1,	$	(71)	$	9	$	(62)
Net translation of foreign currencies arising during the period		(94)		8		(86)
Net translation of foreign currencies June 30,	$	(165)	$	17	$	(148)
Postretirement benefits liability adjustment, January 1,	$	(2,286)	$	800	$	(1,486)
Reclassification adjustment for amortization of net losses from past
experience and prior service costs (other operating expenses)		34		(12)		22
Net change due to valuation update		12		(3)		9
Net postretirement benefits liability adjustment arising during the period		46		(15)		31
Postretirement benefits liability adjustment, June 30,	$	(2,240)	$	785	$	(1,455)
2014
Net unrealized appreciation, securities, January 1,	$	733	$	(256)	$	477
Unrealized appreciation on securities arising during the period		313		(105)		208
Reclassification adjustment for (gains) included in shareholders' net income (realized investment gains)		(29)		10		(19)
Net unrealized appreciation, securities arising during the period		284	$	(95)	$	189
Net unrealized appreciation, securities, June 30,	$	1,017	$	(351)	$	666
Net unrealized (depreciation), derivatives, January 1,	$	(29)	$	10	$	(19)
Net unrealized appreciation, derivatives arising during the period		-		-		-
Net unrealized appreciation, derivatives, June 30,	$	(29)	$	10	$	(19)
Net translation of foreign currencies, January 1,	$	91	$	(9)	$	82
Net translation of foreign currencies arising during the period		38		(3)		35
Net translation of foreign currencies June 30,	$	129	$	(12)	$	117
Postretirement benefits liability adjustment, January 1,	$	(1,630)	$	570	$	(1,060)
Reclassification adjustment for amortization of net losses from past
experience and prior service costs (other operating expenses)		28		(10)		18
Reclassification adjustment for settlement (other operating expenses)		6		(2)		4
Total reclassification adjustments to shareholders' net income (other operating expenses)		34		(12)		22
Net change due to valuation update		2		(1)		1
Net postretirement benefits liability adjustment arising during the period		36		(13)		23
Postretirement benefits liability adjustment, June 30,	$	(1,594)	$	557	$	(1,037)