Equity-Based Compensation of the Operating Partnership (Equity-Based Compensation Expense) (Details) (USD $)
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3 Months Ended | |||||
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Mar. 31, 2013
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Mar. 31, 2012
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Equity-Based Compensation Expense by Award Type [Line Items] | ||||||
Number of common shares each Operating Partnership unit is equivalent to | 4 | |||||
Tanger Properties Limited Partnership [Member]
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Equity-Based Compensation Expense by Award Type [Line Items] | ||||||
Equity-based compensation | $ 2,482,000 | $ 3,391,000 | ||||
Total compensation cost not yet recognized | 36,800,000 | |||||
Period of recognition | 3 years 6 months 1 day | |||||
Total fair value of restricted units vested during the period | 9,600,000 | 7,900,000 | ||||
Restricted Units [Member] | Tanger Properties Limited Partnership [Member]
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Equity-Based Compensation Expense by Award Type [Line Items] | ||||||
Equity-based compensation | 1,924,000 | [1] | 2,850,000 | [1] | ||
Restricted Units [Member] | Fully Vested [Member] | Tanger Properties Limited Partnership [Member]
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Equity-Based Compensation Expense by Award Type [Line Items] | ||||||
Equity-based compensation | 1,300,000 | |||||
Number of restricted units granted to CEO | 11,250 | |||||
Notional Unit Performance Awards [Member] | Tanger Properties Limited Partnership [Member]
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Equity-Based Compensation Expense by Award Type [Line Items] | ||||||
Equity-based compensation | 506,000 | 489,000 | ||||
Options [Member] | Tanger Properties Limited Partnership [Member]
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Equity-Based Compensation Expense by Award Type [Line Items] | ||||||
Equity-based compensation | $ 52,000 | $ 52,000 | ||||
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