| Cover - USD ($) | 12 Months Ended | | |
| Dec. 31, 2022 | Feb. 10, 2023 | Jun. 30, 2022 |
| Entity Information [Line Items] | | | |
| Document Type | 10-K/A | | |
| Amendment Flag | true | | |
| Document Annual Report | true | | |
| Document Period End Date | Dec. 31, 2022 | | |
| Current Fiscal Year End Date | --12-31 | | |
| Document Transition Report | false | | |
| Entity File Number | 1-11986 | | |
| Entity Registrant Name | TANGER FACTORY OUTLET CENTERS, INC | | |
| Entity Central Index Key | 0000899715 | | |
| Document Fiscal Year Focus | 2022 | | |
| Document Fiscal Period Focus | FY | | |
| Entity Incorporation, State or Country Code | NC | | |
| Entity Tax Identification Number | 56-1815473 | | |
| Entity Address, Address Line One | 3200 Northline Avenue | | |
| Entity Address, Address Line Two | Suite 360 | | |
| Entity Address, City or Town | Greensboro | | |
| Entity Address, State or Province | NC | | |
| Entity Address, Postal Zip Code | 27408 | | |
| City Area Code | 336 | | |
| Local Phone Number | 292-3010 | | |
| Title of 12(b) Security | Common Shares, $.01 par value | | |
| Trading Symbol | SKT | | |
| Security Exchange Name | NYSE | | |
| Entity Well-known Seasoned Issuer | Yes | | |
| Entity Voluntary Filers | No | | |
| Entity Current Reporting Status | Yes | | |
| Entity Interactive Data Current | Yes | | |
| Entity Filer Category | Large Accelerated Filer | | |
| Entity Small Business | false | | |
| Entity Emerging Growth Company | false | | |
| ICFR Auditor Attestation Flag | true | | |
| Entity Shell Company | false | | |
| Entity Public Float | | | $ 1,451,887,553 |
| Entity Common Stock, Shares Outstanding | | 104,497,920 | |
| Documents Incorporated by Reference [Text Block] | Documents Incorporated By Reference Portions of Tanger Factory Outlet Center, Inc.'s definitive proxy statement filed with respect to the 2023 Annual Meeting of Shareholders are incorporated by reference in Part III. | | |
| Amendment Description | This Amendment No. 1 (the "Amendment") to the Annual Report on Form 10-K for the year ended December 31, 2022 (the "Original Annual Report") of Tanger Factory Outlet Centers, Inc. and Tanger Properties Limited Partnership amends the Original Annual Report solely for the purpose of revising the Lease Expirations tables contained in Item 2, Properties. With the exception of this revision, the information contained in Item 2, Properties is the same.As required by Rule 12b-15 under the Securities Exchange Act of 1934, as amended (the “Exchange Act”), in connection with the Amendment, the Company’s Chief Executive Officer and Chief Financial Officer have reissued applicable portions of their certifications required under Section 302 of the Sarbanes-Oxley Act of 2002 (“Sarbanes-Oxley”). This Amendment does not include certifications under Section 906 of Sarbanes-Oxley because no financial statements are being filed with this Amendment.With the exception of the foregoing, no other information in the Original Annual Report has been supplemented, updated or amended. This Amendment is not intended to amend or otherwise update other information in the Original Annual Report. Among other things, forward-looking statements made in the Original Annual Report have not been revised to reflect events, results or developments that have occurred or facts that have become known to the Company after the date of the Original Annual Report, and such forward-looking statements should be read in their historical context. Accordingly, this Amendment should be read in conjunction with the Original Annual Report and with the Company’s other filings made with the Securities and Exchange Commission (“SEC”) subsequent to the filing of the Original Annual Report. | | |
| Tanger Properties Limited Partnership [Member] | | | |
| Entity Information [Line Items] | | | |
| Entity File Number | 333-3526-01 | | |
| Entity Registrant Name | TANGER PROPERTIES LIMITED PARTNERSHIP | | |
| Entity Central Index Key | 0001004036 | | |
| Entity Incorporation, State or Country Code | NC | | |
| Entity Tax Identification Number | 56-1822494 | | |
| Entity Address, Address Line One | 3200 Northline Avenue | | |
| Entity Address, Address Line Two | Suite 360 | | |
| Entity Address, City or Town | Greensboro | | |
| Entity Address, State or Province | NC | | |
| Entity Address, Postal Zip Code | 27408 | | |
| City Area Code | 336 | | |
| Local Phone Number | 292-3010 | | |
| Entity Well-known Seasoned Issuer | Yes | | |
| Entity Voluntary Filers | No | | |
| Entity Current Reporting Status | Yes | | |
| Entity Interactive Data Current | Yes | | |
| Entity Filer Category | Non-accelerated Filer | | |
| Entity Small Business | false | | |
| Entity Emerging Growth Company | false | | |
| ICFR Auditor Attestation Flag | true | | |
| Entity Shell Company | false | | |
