| Cover | Aug. 05, 2021 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 5, 2021 |
| Current Fiscal Year End Date | --12-31 |
| Entity File Number | 001-35074 |
| Entity Registrant Name | SUMMIT HOTEL PROPERTIES, INC. |
| Entity Central Index Key | 0001497645 |
| Entity Tax Identification Number | 27-2962512 |
| Entity Incorporation, State or Country Code | MD |
| Entity Address, Address Line One | 13215 Bee Cave Parkway, Suite B-300 |
| Entity Address, City or Town | Austin |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 78738 |
| City Area Code | 512 |
| Local Phone Number | 538-2300 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Common Stock [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Common Stock, $0.01 par value |
| Trading Symbol | INN |
| Security Exchange Name | NYSE |
| Series D Cumulative Redeemable Preferred Stock 0. 01 Par Value [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Series D Cumulative Redeemable Preferred Stock, $0.01 par value |
| Trading Symbol | INN-PD |
| Security Exchange Name | NYSE |
| Series E Cumulative Redeemable Preferred Stock 0. 01 Par Value [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Series E Cumulative Redeemable Preferred Stock, $0.01 par value |
| Trading Symbol | INN-PE |
| Security Exchange Name | NYSE |
