Other Comprehensive Income (Loss)

The changes, net of tax, in the balances of each component of Accumulated Other Comprehensive Income ("AOCI") for the three and nine-month periods ended September 30, 2018 and 2017, including amounts reclassified out of AOCI, are as follows:



(In millions)	Unrealized Investment Gains (Losses)		Pension/Post-Retirement Plans Gains (Losses)			Foreign Currency Translation Gains (Losses)			Total Gains (Losses)
Balance as of July 1, 2018	$	—	$	(2,807	)	$	(1,458	)	$	(4,265	)
Other comprehensive (loss) income before reclassifications	—		(13		)	(242		)	(255		)
Amounts reclassified from accumulated other comprehensive income	—		32			—			32
Net current period other comprehensive income (loss)	—		19			(242		)	(223		)
Balance as of September 30, 2018	$	—	$	(2,788	)	$	(1,700	)	$	(4,488	)



(In millions)	Unrealized Investment Gains (Losses)			Pension/Post-Retirement Plans Gains (Losses)			Foreign Currency Translation Gains (Losses)			Total Gains (Losses)
Balance as of July 1, 2017	$	30		$	(3,215	)	$	(1,356	)	$	(4,541	)
Other comprehensive (loss) income before reclassifications	(5		)	(173		)	126			(52		)
Amounts reclassified from accumulated other comprehensive income	—			33			—			33
Net current period other comprehensive (loss) income	(5		)	(140		)	126			(19		)
Balance as of September 30, 2017	$	25		$	(3,355	)	$	(1,230	)	$	(4,560	)



(In millions)	Unrealized Investment Gains (Losses)			Pension/Post-Retirement Plans Gains (Losses)			Foreign Currency Translation Gains (Losses)			Total Gains (Losses)
Balance as of December 31, 2017	$	14		$	(2,892	)	$	(1,165	)	$	(4,043	)
Cumulative effect of amended accounting standard	(14		)	—			—			(14		)
Other comprehensive income (loss) before reclassifications	—			16			(535		)	(519		)
Amounts reclassified from accumulated other comprehensive income	—			88			—			88
Net current period other comprehensive income (loss)	—			104			(535		)	(431		)
Balance as of September 30, 2018	$	—		$	(2,788	)	$	(1,700	)	$	(4,488	)



(In millions)	Unrealized Investment Gains (Losses)		Pension/Post-Retirement Plans Gains (Losses)			Foreign Currency Translation Gains (Losses)			Total Gains (Losses)
Balance as of December 31, 2016	$	19	$	(3,232	)	$	(1,880	)	$	(5,093	)
Other comprehensive income (loss) before reclassifications	6		(219		)	650			437
Amounts reclassified from accumulated other comprehensive income	—		96			—			96
Net current period other comprehensive income (loss)	6		(123		)	650			533
Balance as of September 30, 2017	$	25	$	(3,355	)	$	(1,230	)	$	(4,560	)

The components of other comprehensive income (loss) for the three and nine-month period ended September 30, 2018 and 2017 are as follows:



Three Months Ended September 30,	2018									2017
(In millions)	Pre-Tax			Tax (Credit)			Net of Tax			Pre-Tax			Tax (Credit)			Net of Tax
Foreign currency translation adjustments	$	(237	)	$	5		$	(242	)	$	127		$	1		$	126
Unrealized investment gains	—			—			—			(8		)	(3		)	(5		)
Pension/post-retirement plans:
Amortization of losses included in net periodic pension cost:
Prior service credits (a)	(1		)	(1		)	—			—			—			—
Net actuarial losses (a)	36			7			29			43			10			33
Subtotal	35			6			29			43			10			33
Effect of remeasurement	3			—			3			3			—			3
Effect of settlement	—			—			—			1			—			1
Foreign currency translation adjustments	(15		)	(2		)	(13		)	(215		)	(38		)	(177		)
Pension/post-retirement plans gains (losses)	23			4			19			(168		)	(28		)	(140		)
Other comprehensive (loss) income	$	(214	)	$	9		$	(223	)	$	(49	)	$	(30	)	$	(19	)
(a) Components of net periodic pension cost are included in other net benefit credits in the consolidated statements of income. Income tax credits on prior service costs and net actuarial losses are included in income tax expense.



Nine Months Ended September 30,	2018									2017
(In millions)	Pre-Tax			Tax (Credit)			Net of Tax			Pre-Tax			Tax (Credit)			Net of Tax
Foreign currency translation adjustments	$	(538	)	$	(3	)	$	(535	)	$	652		$	2		$	650
Unrealized investment gains	—			—			—			11			5			6
Pension/post-retirement plans:
Amortization of losses included in net periodic pension cost:
Prior service credits (a)	(3		)	(1		)	(2		)	—			—			—
Net actuarial losses (a)	110			23			87			125			29			96
Subtotal	107			22			85			125			29			96
Effect of remeasurement	3			—			3			12			3			9
Effect of curtailment	—			—			—			(1		)	—			(1		)
Effect of settlement	—			—			—			2			—			2
Foreign currency translation adjustments	21			5			16			(277		)	(49		)	(228		)
Other	—			—			—			(1		)	—			(1		)
Pension/post-retirement plans gains (losses)	131			27			104			(140		)	(17		)	(123		)
Other comprehensive (loss) income	$	(407	)	$	24		$	(431	)	$	523		$	(10	)	$	533
(a) Components of net periodic pension cost are included in other net benefit credits in the consolidated statements of income. Tax on prior service costs and net actuarial losses is included in income tax expense.