Accumulated Other Comprehensive Income (Tables)

3 Months Ended

Jun. 30, 2013

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Components of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

The changes in accumulated other comprehensive income by component, net of related tax effects for the three months ended June 30, 2013 are as follows (in millions):

	Unrealized Gains (Losses) on Available-for-Sale Securities			Unrealized Gains (Losses) on Derivative Instruments			Foreign Currency Translation Adjustments			Total
Balances as of March 31, 2013	$	(4	)	$	—		$	73		$	69
Other comprehensive income (loss) before reclassifications	(1		)	(2		)	(12		)	(15		)
Amounts reclassified from accumulated other comprehensive income	—			2			—			2
Net current-period other comprehensive income (loss)	(1		)	—			(12		)	(13		)
Balances as of June 30, 2013	$	(5	)	$	—		$	61		$	56