Acquisitions (Details 1) (USD $) In Millions, unless otherwise specified	Jan. 10, 2011 Carmenita Leasing, Inc. [Member] Fleet Management Solutions [Member] Customers Vehicle	Jan. 28, 2011 The Scully Companies [Member] Fleet Management Solutions And Dedicated Contract Carriage [Member] Customers Vehicle	Apr. 02, 2011 B.I.T. Leasing [Member] Fleet Management Solutions [Member] Customers Vehicle
Summary of aquisitions
Purchase Price	$ 9.0	$ 91.0	$ 13.8
Vehicles	190	2,100	490
Contractual Customers	60	200	130

The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 51

-Subparagraph d

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant