Document and Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2017	Feb. 15, 2018	Jun. 30, 2017
Document and Entity Information
Entity Registrant Name	Summit Hotel Properties, Inc.
Entity Central Index Key	0001497645
Document Type	10-K
Document Period End Date	Dec. 31, 2017
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Public Float			$ 1,913,063,885
Entity Common Stock, Shares Outstanding		104,326,620
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	FY