Summary of Significant Accounting Policies and Practices (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2012
Money Transfer Settlement Obligations [Line Items]
Settlement Liabilities, Current	$ 48.4

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

No definition available.

Name:	us-gaap_SettlementLiabilitiesCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant