v2.4.0.6

Summary of Significant Accounting Policies Summary of Significant Accounting Policies 5 (Details) | 12 Months Ended
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Dec. 31, 2012
Buildings and improvements | Minimum [Member] |
Property, Plant and Equipment [Line Items] |
Property, Plant and Equipment, Useful Life | 20 years
Buildings and improvements | Maximum [Member] |
Property, Plant and Equipment [Line Items] |
Property, Plant and Equipment, Useful Life | 40 years
Leasehold improvements | Minimum [Member] |
Property, Plant and Equipment [Line Items] |
Property, Plant and Equipment, Useful Life | 5 years
Leasehold improvements | Maximum [Member] |
Property, Plant and Equipment [Line Items] |
Property, Plant and Equipment, Useful Life | 15 years
Furniture and equipment | Minimum [Member] |
Property, Plant and Equipment [Line Items] |
Property, Plant and Equipment, Useful Life | 3 years
Furniture and equipment | Maximum [Member] |
Property, Plant and Equipment [Line Items] |
Property, Plant and Equipment, Useful Life | 7 years

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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration