CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Net income	$ 1,010	$ 1,149	$ 1,085
Other comprehensive income (loss):
Foreign currency translation adjustment	93	46	(61)
Unrealized gains on investments, net of deferred income taxes of $0 million, $0 million, and $1 million for the years ended December 31, 2013, 2012, and 2011, respectively	1	0	2
Other comprehensive income (loss)	94	46	(59)
Comprehensive Income	1,104	1,195	1,026
Deferred income taxes on gross unrealized appreciation (depreciation) on investments	$ 0	$ 0	$ 1