Contingencies (Tables)

9 Months Ended

Sep. 30, 2016

Commitments and Contingencies Disclosure [Abstract]

Schedule of Total Worldwide Revenue from Foreign Exchanges

The following table summarizes our estimated total revenue worldwide from indirect foreign exchange trading for the periods indicated:

(In millions)	Revenue from Indirect Foreign Exchange Trading
Twelve Months Ended December 31, 2008	$	462
Twelve Months Ended December 31, 2009	369
Twelve Months Ended December 31, 2010	336
Twelve Months Ended December 31, 2011	331
Twelve Months Ended December 31, 2012	248
Twelve Months Ended December 31, 2013	285
Twelve Months Ended December 31, 2014	246
Twelve Months Ended December 31, 2015	280
Nine Months Ended September 30, 2016	201