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Summary of Significant Accounting Policies (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified |
12 Months Ended | |
|---|---|---|
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Dec. 31, 2012
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Dec. 31, 2011
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| Equity Method Investments | $ 126.6 | $ 28.5 |
| Property, Plant and Equipment, Useful Life, Minimum | 7 years | |
| Land Improvements Useful Life | 15 years | |
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Tanger Factory Outlet Centers, Inc
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| Common shares, par value | $ 0.01 | $ 0.01 |
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Westgate [Member]
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| Equity Method Investments | 19.1 | |
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Deer Park [Member]
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| Equity Method Investments | $ 3.0 | $ 5.4 |
| X | ||||||||||
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- Definition
Land Improvements Useful Life No definition available.
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| X | ||||||||||
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- Definition
Face amount or stated value of common stock per share; generally not indicative of the fair market value per share. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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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. No definition available.
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