Schedule of Accounts Payable and Accrued Expenses (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Accounts Payable and Accrued Liabilities [Line Items]
Trade accounts payable	$ 61us-gaap_AccountsPayableCurrent	$ 67us-gaap_AccountsPayableCurrent
Client deposits	261us-gaap_CustomerAdvancesAndDeposits	190us-gaap_CustomerAdvancesAndDeposits
Accrued compensation and benefits	192us-gaap_AccruedEmployeeBenefitsCurrent	165us-gaap_AccruedEmployeeBenefitsCurrent
Settlement obligations	176us-gaap_SettlementLiabilitiesCurrent	184us-gaap_SettlementLiabilitiesCurrent
Other accrued expenses	215us-gaap_OtherAccruedLiabilitiesCurrent	150us-gaap_OtherAccruedLiabilitiesCurrent
Total	$ 905	$ 756

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Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

+ References

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Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations, excluding pension and other postretirement benefits, incurred through that date and payable for perquisites provided to employees pertaining to services received from them. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Refundable consideration, usually cash, held by the entity pending satisfactory completion of the entity's obligations or pending the closing of a contract.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Amounts payable for money transfers, money orders, and consumer payment service arrangements. Settlement liabilities include amounts payable to intermediaries for global payment transfers.

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