Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2018

Accumulated Other Comprehensive Income (Loss) [Abstract]

Changes in accumulated other comprehensive income (loss)

(In millions)		2018		2017		2016
Securities and Derivatives
Beginning balance	$	328	$	365	$	425
Reclassification adjustment to retained earnings related to U.S. tax reform legislation (1)		65		-		-
Reclassification adjustment to retained earnings related to new financial instruments guidance (1)		(4)		-		-
Reclassification adjustment from retained earnings related to new hedging guidance (1)		(6)		-		-
Adjusted beginning balance		383		365		425
(Depreciation) appreciation on securities and derivatives		(512)		34		(48)
Tax benefit (expense)		100		(19)		6
Net (depreciation) appreciation on securities and derivatives		(412)		15		(42)
Reclassification adjustment for losses (gains) included in shareholders‘ net income (net realized investment losses (gains))		60		(81)		(29)
Reclassification adjustment for losses included in shareholders‘ net income (selling, general and administrative expenses)		-		1		1
Tax (expense) benefit		(13)		28		10
Net losses (gains) reclassified from AOCI to net income		47		(52)		(18)
Other comprehensive (loss), net of tax		(365)		(37)		(60)
Ending balance	$	18	$	328	$	365
Translation of foreign currencies
Beginning balance	$	(65)	$	(369)	$	(274)
Reclassification adjustment to retained earnings related to U.S. tax reform legislation (1)		(4)		-		-
Adjusted beginning balance		(69)		(369)		(274)
Translation of foreign currencies		(152)		309		(95)
Tax (expense)		-		(5)		-
Net translation of foreign currencies		(152)		304		(95)
Ending balance	$	(221)	$	(65)	$	(369)
(In millions)		2018		2017		2016
Postretirement benefits liability
Beginning balance	$	(1,345)	$	(1,378)	$	(1,401)
Reclassification adjustment to retained earnings related to U.S. tax reform legislation (1)		(290)		-		-
Adjusted beginning balance		(1,635)		(1,378)		(1,401)
Reclassification adjustment for amortization of net losses from past experience and prior service costs (selling, general and administrative expenses)		69		64		64
Reclassification adjustment for settlement (selling, general and administrative expenses)		-		7		-
Tax (expense)		(15)		(24)		(22)
Net adjustments reclassified from AOCI to net income		54		47		42
Valuation update		93		(22)		(29)
Tax (expense) benefit		(20)		8		10
Net change due to valuation update		73		(14)		(19)
Other comprehensive income, net of tax		127		33		23
Ending balance	$	(1,508)	$	(1,345)	$	(1,378)
(1) See Note 2 for further information about adjustments resulting from the Company's adoption of new accounting standards in 2018.