The following table summarizes the changes in accumulated other comprehensive income by component

(In millions)


Year Ended June 30,	2017			2016			2015

Derivatives

Balance, beginning of period	$	352		$	590		$	31
Unrealized gains, net of tax effects of $4, $24 and $35		328			351			1,152
Reclassification adjustments for gains included in revenue		(555	)		(625	)		(608	)
Tax expense included in provision for income taxes		9			36			15


Amounts reclassified from accumulated other comprehensive income		(546	)		(589	)		(593	)


Net current period other comprehensive income (loss)		(218	)		(238	)		559


Balance, end of period	$	134		$	352		$	590


Investments

Balance, beginning of period	$	2,941		$	3,169		$	3,531
Unrealized gains, net of tax effects of $267, $120 and $59		517			219			110
Reclassification adjustments for gains included in other income (expense), net		(2,513	)		(688	)		(728	)
Tax expense included in provision for income taxes		880			241			256


Amounts reclassified from accumulated other comprehensive income		(1,633	)		(447	)		(472	)


Net current period other comprehensive loss		(1,116	)		(228	)		(362	)


Balance, end of period	$	1,825		$	2,941		$	3,169


Translation Adjustments and Other

Balance, beginning of period	$	(1,756	)	$	(1,237	)	$	146
Translation adjustments and other, net of tax effects of $9, $(33) and $16		228			(519	)		(1,383	)


Balance, end of period	$	(1,528	)	$	(1,756	)	$	(1,237	)


Accumulated other comprehensive income, end of period	$	431		$	1,537		$	2,522