Equity-Based Compensation - Share-Based Compensation Expense (Details) - Tanger Factory Outlet Centers, Inc. [Member] - USD ($) $ in Thousands |
12 Months Ended | ||
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Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Equity-based compensation expense | $ 12,517 | $ 18,120 | $ 14,669 |
| Equity-based compensation expense capitalized | 409 | 384 | 1,131 |
| Restricted Shares [Member] | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Equity-based compensation expense | 7,614 | 12,036 | 9,870 |
| Notional Unit Performance Awards [Member] | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Equity-based compensation expense | 4,574 | 5,918 | 4,356 |
| Share-based Payment Arrangement, Option [Member] | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Equity-based compensation expense | $ 329 | $ 166 | $ 443 |
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- Definition Amount of cost capitalized for award under share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of noncash expense for share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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