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Noncontrolling Interests (Details) - Tanger Factory Outlet Centers, Inc. [Member] - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |  |  |  |  |  |  |  |  |  |
Repurchase of shares (in shares) |  |  |  |  |  |  |  |  | 919,249 | 1,911,585 |
Exchange of Class A limited partnership units (in units) |  |  |  |  |  |  |  |  | 34,749 | 32,348 | 24,962
Net income attributable to Tanger Factory Outlet Centers, Inc. | $ 19,707 | $ (21,859) | $ 22,969 | $ 22,838 | $ 31,495 | $ (15,219) | $ 29,390 | $ 22,336 | $ 43,655 | $ 68,002 | $ 193,744
Increase in Tanger Factory Outlet Centers, Inc. paid-in-capital adjustments to noncontrolling interests |  |  |  |  |  |  |  |  | 322 | 1,630 |
Changes from net income attributable to Tanger Factory Outlet Centers, Inc. and transfers from noncontrolling interest |  |  |  |  |  |  |  |  | $ 43,977 | $ 69,632 |

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