The following table details the activity of the four components that comprise Accumulated other comprehensive loss for both Alcoa’s shareholders and noncontrolling interests:


	Alcoa									Noncontrolling Interests
	2015			2014			2013			2015			2014			2013
Pension and other postretirement benefits (W)
Balance at beginning of period	$	(3,601	)	$	(3,532	)	$	(4,063	)	$	(64	)	$	(51	)	$	(77	)
Other comprehensive (loss) income:
Unrecognized net actuarial loss and prior service cost/benefit		(478	)		(492	)		281			5			(22	)		28
Tax benefit (expense)		170			167			(88	)		(1	)		7			(9	)
Total Other comprehensive (loss) income before reclassifications, net of tax		(308	)		(325	)		193			4			(15	)		19
Amortization of net actuarial loss and prior service cost/benefit⁽¹⁾		458			394			520			6			3			11
Tax expense⁽²⁾		(160	)		(138	)		(182	)		(2	)		(1	)		(4	)
Total amount reclassified from Accumulated other comprehensive loss, net of tax⁽⁸⁾		298			256			338			4			2			7
Total Other comprehensive (loss) income		(10	)		(69	)		531			8			(13	)		26
Balance at end of period	$	(3,611	)	$	(3,601	)	$	(3,532	)	$	(56	)	$	(64	)	$	(51	)
Foreign currency translation
Balance at beginning of period	$	(846	)	$	179		$	1,147		$	(351	)	$	(110	)	$	257
Other comprehensive loss⁽³⁾		(1,566	)		(1,025	)		(968	)		(429	)		(241	)		(367	)
Balance at end of period	$	(2,412	)	$	(846	)	$	179		$	(780	)	$	(351	)	$	(110	)
Available-for-sale securities
Balance at beginning of period	$	-		$	2		$	3		$	-		$	-		$	-
Other comprehensive loss⁽⁴⁾		(5	)		(2	)		(1	)		-			-			-
Balance at end of period	$	(5	)	$	-		$	2		$	-		$	-		$	-
Cash flow hedges (X)
Balance at beginning of period	$	(230	)	$	(308	)	$	(489	)	$	(2	)	$	(2	)	$	(5	)
Other comprehensive income (loss):
Net change from periodic revaluations		1,138			78			205			(1	)		-			4
Tax expense		(340	)		(21	)		(43	)		-			-			(1	)
Total Other comprehensive income before reclassifications, net of tax		798			57			162			(1	)		-			3
Net amount reclassified to earnings:
Aluminum contracts⁽⁵⁾		21			27			18			-			-			-
Energy contracts⁽⁶⁾		6			-			-			-			-			-
Foreign exchange contracts⁽⁵⁾		5			(3	)		2			-			-			-
Interest rate contracts⁽⁷⁾		1			1			2			-			-			-
Nickel contracts⁽⁶⁾		2			-			-			-			-			-
Sub-total		35			25			22			-			-			-
Tax (expense)⁽²⁾		(6	)		(4	)		(3	)		-			-			-
Total amount reclassified from Accumulated other comprehensive loss, net of tax⁽⁸⁾		29			21			19			-			-			-
Total Other comprehensive income (loss)		827			78			181			(1	)		-			3
Balance at end of period	$	597		$	(230	)	$	(308	)	$	(3	)	$	(2	)	$	(2	)

⁽¹⁾	These amounts were included in the computation of net periodic benefit cost for pension and other postretirement benefits (see Note W).

⁽²⁾	These amounts were included in Provision for income taxes on the accompanying Statement of Consolidated Operations.

⁽³⁾	In all periods presented, there were no tax impacts related to rate changes and no amounts were reclassified to earnings.

⁽⁴⁾	In all periods presented, unrealized and realized gains and losses related to these securities were immaterial. Realized gains and losses were included in Other expenses (income), net on the accompanying Statement of Consolidated Operations.

⁽⁵⁾	These amounts were included in Sales on the accompanying Statement of Consolidated Operations.

⁽⁶⁾	These amounts were included in Cost of goods sold on the accompanying Statement of Consolidated Operations.

⁽⁷⁾	These amounts were included in Interest expense on the accompanying Statement of Consolidated Operations.

⁽⁸⁾	A positive amount indicates a corresponding charge to earnings and a negative amount indicates a corresponding benefit to earnings. These amounts were reflected on the accompanying Statement of Consolidated Operations in the line items indicated in footnotes 1 through 7.