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Acquisitions (Purchase Price Allocation of Intangible Assets) (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Business Acquisition [Line Items] |  |  |
Intangible assets | 109,758 | 168,200 | 13,502
Customer Relationships [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Intangible assets | 77,654 | 141,600 | 11,461
Customer Relationships [Member] | Minimum [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Weighted Average Useful Lives (in Years) | 10 years | 10 years | 9 years
Customer Relationships [Member] | Maximum [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Weighted Average Useful Lives (in Years) | 20 years | 20 years | 20 years
Trade Names And Trademarks-Indefinite [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Weighted Average Useful Lives (in Years) | 0 years | 0 years |
Intangible assets | 16,900 | 18,400 |
Merchant Network [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Weighted Average Useful Lives (in Years) | 10 years | 20 years |
Intangible assets | 4,604 | 8,200 | 2,041
Merchant Network [Member] | Minimum [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Weighted Average Useful Lives (in Years) |  |  | 5 years
Merchant Network [Member] | Maximum [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Weighted Average Useful Lives (in Years) |  |  | 15 years
Software [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Intangible assets | 9,800 |  |
Software [Member] | Minimum [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Weighted Average Useful Lives (in Years) | 3 years |  |
Software [Member] | Maximum [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Weighted Average Useful Lives (in Years) | 10 years |  |
Non-compete [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Intangible assets | 800 |  |
Non-compete [Member] | Minimum [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Weighted Average Useful Lives (in Years) | 2 years |  |
Non-compete [Member] | Maximum [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Weighted Average Useful Lives (in Years) | 6 years |  |

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- Definition The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph e -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 52 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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