Condensed Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Net income	$ 42	$ 54
Currency translation adjustments
Currency translation adjustments	(28)	7
Derivatives
Unrealized gain (loss) on derivatives	9	(1)
Losses on derivatives arising during the period	(1)	1
Less income tax expense	(2)	0
Employee benefit plans
Amortization of prior service benefit	(6)	(6)
Amortization of actuarial loss	1	1
Less income tax benefit (expense)	2	2
Other comprehensive loss	(25)	4
Total comprehensive (loss) income	17	58
Less comprehensive income attributable to noncontrolling interests:
Net income	2	1
Currency translation adjustments	(3)	(1)
Amounts attributable to noncontrolling interests	(1)	0
Comprehensive (loss) income attributable to NCR common stockholders	$ 18	$ 58