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Equity-Based Compensation of the Operating Partnership Option Activity (Details) (Tanger Properties Limited Partnership [Member], USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 Units | Dec. 31, 2011 Units | Dec. 31, 2010
Tanger Properties Limited Partnership [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Equity Based Compensation Arrangement by Equity-based Payment Award, Options, Exercises in Period, Total Intrinsic Value | $ 716 | $ 652,000 | $ 1,700
Equity Based Compensation Arrangement by Equity Based Payment Award Options Outstanding Number | 53,950 | 65,300 |
Equity Based Compensation Arrangement by Equity-based Payment Award, Options, Outstanding, Weighted Average Exercise Price | 88.64 | 83.66 |
Equity Based Compensation Arrangement by Equity Based Payment Award, Options, Grants in Period, Net of Forfeitures | 0 |  |
Equity Based Compensation Arrangement by Equity-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price | 0.00 |  |
Equity Based Compensation Arrangement by Equity Based Payment Award, Options, Exercised in Period | 9,425 |  |
Equity Based Compensation Arrangement by Equity-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price | 50.96 |  |
Equity Based Compensation Arrangement by Equity-based Payment Award, Options, Forfeitures in Period | 1,925 |  |
Equity Based Compensation Arrangement by Equity Based Payment Award Type, Oprtions, Forfeitures and Expirations in Period, Weighted Average Exercise Price | 104.24 |  |
Equity Based Compensation Arrangement by Equity-based Payment Award, Options, Vested and Expected to Vest, Weighted Average Remaining Contractual Term | 6 years 2 months 11 days |  |
Equity Based Compensation Arrangement by Equity-Based Payment Award, Options, Outstanding, Aggregate Intrinsic Value | 2,583 |  |
Equity Based Compensation Arrangement by Equity-based Payment, Options, Vested and Expected to Vest, Outstanding, Number | 45,691 |  |
Equity Based Compensation Arrangement by Equity-based Payment Award, Options, Vested and Expected to Vest, Weighted Average Exercise Price | 85.82 |  |
Equity Based Compensation Arrangement by Equity-based Payment Award, Options, Vested and Expected to Vest, Aggregate Intrinsic Value | 2,316 |  |
Equity Based Compensation Arrangement by Equity-based Payment Award, Options, Exercisable, Number | 20,250 |  |
Equity Based Compensation Arrangement by Equity-based Payment Award, Options, Exercisable, Weighted Average Exercise Price | 62.69 |  |
Equity Based Compensation Arrangement by Equity-based Payment Award, Options, Exercisable, Weighted Average REmaining Contractual Term | 3 years 8 months 27 days |  |
Equity Based Compensation Arrangement by Equity-based Payment Award, Options, Exercisable, Intrinsic Value | $ 1,495 |  |
Equity Based Compensation Arrangement by Equity-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term | 6 years 5 months 29 days |  |

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