Accumulated Other Comprehensive Income (Loss) (Tables)

3 Months Ended

Mar. 31, 2018

Accumulated Other Comprehensive Income (Loss) [Abstract]

Changes in accumulated other comprehensive income (loss)

	Three Months Ended
	March 31,
(in millions)	2018		2017
Securities
Beginning balance	$	328	$	362
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)		-
Adjusted beginning balance		389		362
(Depreciation) appreciation on securities		(379)		53
Tax benefit (expense)		76		(24)
Net (depreciation) appreciation on securities		(303)		29
Reclassification adjustment for losses (gains) included in shareholders' net income (net realized investment gains)		30		(35)
Tax (expense) benefit		(6)		13
Net losses (gains) reclassified from AOCI to net income		24		(22)
Other comprehensive (loss) income, net of tax		(279)		7
Ending balance	$	110	$	369
Derivatives
Beginning balance	$	-	$	3
Reclassification adjustment from retained earnings related to new hedging guidance(1)		(6)		-
Adjusted beginning balance		(6)		3
(Depreciation) on derivatives		(6)		-
Tax benefit		1		-
Net (depreciation) on derivatives		(5)		-
Reclassification adjustment for (gains) included in shareholders' net income (net realized investment gains)		-		(4)
Tax benefit		-		1
Net (gains) reclassified from AOCI to net income		-		(3)
Other comprehensive (loss), net of tax		(5)		(3)
Ending balance	$	(11)	$	-
Translation of foreign currencies
Beginning balance	$	(65)	$	(369)
Reclassification adjustment to retained earnings related to U.S. tax reform legislation(1)		(4)		-
Adjusted beginning balance		(69)		(369)
Translation of foreign currencies		46		111
Tax (expense) benefit		(1)		1
Net translation of foreign currencies		45		112
Ending balance	$	(24)	$	(257)
Postretirement benefits liability
Beginning balance	$	(1,345)	$	(1,378)
Reclassification adjustment to retained earnings related to U.S. tax reform legislation(1)		(290)		-
Adjusted beginning balance		(1,635)		(1,378)
Reclassification adjustment for amortization of net losses from past experience and prior service costs (other operating expenses)		17		15
Reclassification adjustment for settlement (other operating expenses)		-		6
Tax (expense)		(4)		(7)
Other comprehensive income, net of tax		13		14
Ending balance	$	(1,622)	$	(1,364)
(1) See Note 2 for further information about adjustments resulting from the Company's adoption of new accounting standards in 2018.