Accumulated Other Comprehensive (Loss) Income

The following table provides changes in AOCI, net of tax and by component.



(in millions)	Unrealized Gain (Loss) on Available-for-Sale Securities			Cumulative Translation Adjustments			Net Change in Retirement Obligations			Unrealized Gain (Loss) on Derivative Financial Instruments			Total Accumulated Other Comprehensive (Loss) Income
April 24, 2015	$	14		$	(277	)	$	(1,131	)	$	210		$	(1,184	)
Other comprehensive (loss) income before reclassifications	(107		)	(197		)	(141		)	(94		)	(539		)
Reclassifications	(14		)	—			75			(206		)	(145		)
Other comprehensive (loss) income	(121		)	(197		)	(66		)	(300		)	(684		)
April 29, 2016	$	(107	)	$	(474	)	$	(1,197	)	$	(90	)	$	(1,868	)
Other comprehensive (loss) income before reclassifications	52			(978		)	(17		)	233			(710		)
Reclassifications	(14		)	—			85			(106		)	(35		)
Other comprehensive (loss) income	38			(978		)	68			127			(745		)
April 28, 2017	$	(69	)	$	(1,452	)	$	(1,129	)	$	37		$	(2,613	)

The income tax on gains and losses on available-for-sale securities in other comprehensive income before reclassifications during fiscal years 2017, 2016, and 2015 was an expense of $41 million, a benefit of $94 million, and an expense of $60 million, respectively. During fiscal years 2017, 2016, and 2015, realized gains and losses on available-for-sale securities reclassified from AOCI were reduced by income taxes of $8 million in fiscal years 2017 and 2016 and $49 million in fiscal year 2015. When realized, gains and losses on available-for-sale securities reclassified from AOCI are recognized within other expense, net. Refer to Note 6 for additional information.

Taxes are not provided on cumulative translation adjustments as substantially all translation adjustments relate to earnings that are intended to be indefinitely reinvested outside the U.S.

The net change in retirement obligations in other comprehensive income includes net amortization of prior service costs and actuarial losses included in net periodic benefit cost. The income tax on the net change in retirement obligations in other comprehensive income before reclassifications during fiscal years 2017, 2016, and 2015 was an expense of $41 million, a benefit of $85 million, and a benefit of $198 million, respectively. During fiscal years 2017, 2016, and 2015, the gains and losses on defined benefit and pension items reclassified from AOCI were reduced by income taxes of $23 million, $39 million, and $25 million, respectively. Refer to Note 17 for additional information.

The income tax on unrealized gains and losses on derivative financial instruments in other comprehensive income before reclassifications during fiscal years 2017, 2016, and 2015 was an expense of $130 million, a benefit of $51 million, and an expense of $199 million, respectively. During fiscal years 2017, 2016, and 2015, gains and losses on derivative financial instruments reclassified from AOCI were reduced by income taxes of $61 million, $121 million, and $53 million, respectively. When realized, cash flow hedge gains and losses reclassified from AOCI are recognized within other expense, net or cost of products sold, and forward starting interest rate derivative financial instrument gains and losses reclassified from AOCI are recognized within interest expense, net. Note 9 for additional information.