Basis of Presentation and Summary of Significant Accounting Policies Related Party Transactions (Details) (Banco Bradesco SA [Member], USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended | 12 Months Ended | |||
---|---|---|---|---|---|---|
Jun. 30, 2014
|
Jun. 30, 2013
|
Jun. 30, 2014
|
Jun. 30, 2013
|
Dec. 31, 2011
atm
|
Dec. 31, 2013
|
|
Banco Bradesco SA [Member]
|
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Related Party Transaction [Line Items] | ||||||
Target Number of ATMs to be Purchased under Master Purchase Agreement | 30,000 | |||||
Number of Years for ATM Master Purchase Agreement | 5 years | |||||
Revenue from Related Parties | $ 14 | $ 36 | $ 32 | $ 77 | ||
Due from Related Parties | $ 10 | $ 10 | $ 9 |