DEBT - Schedule of Outstanding Indebtedness (Details)	3 Months Ended
	Mar. 31, 2023 room hotel	Mar. 31, 2023 hotel	Mar. 31, 2023 USD ($)	Mar. 31, 2023	Mar. 31, 2023 property	Dec. 31, 2022 USD ($)	Mar. 31, 2022 hotel	Mar. 23, 2022 USD ($)	Nov. 02, 2021 hotel	Jan. 07, 2021 USD ($)	Oct. 08, 2019 USD ($)	Dec. 06, 2018 USD ($)
Debt Instrument [Line Items]
Number of  properties encumbered | property					8
Debt outstanding			$ 1,477,432,000			$ 1,463,124,000
Number of promissory notes | room	2
Hotels
Debt Instrument [Line Items]
Number of hotel properties	3,709	103
Joint Venture with GIC | Hotels | Portfolio Purchase Through Contribution And Purchase Agreement
Debt Instrument [Line Items]
Number of hotel properties | hotel									27
Joint Venture with GIC | Hotels | NCI Transaction | Portfolio Purchase Through Contribution And Purchase Agreement
Debt Instrument [Line Items]
Number of hotel properties					11		27
2018 Senior Credit Facility | Joint Venture with GIC | Hotels | NCI Transaction | Portfolio Purchase Through Contribution And Purchase Agreement
Debt Instrument [Line Items]
Number of hotel properties | property					27
$125 Million Revolving Credit Facility | Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility, maximum borrowing capacity											$ 125,000,000
$75 Million Term Loan
Debt Instrument [Line Items]
Debt instrument, face amount											$ 75,000,000
Term Loans with Wells Fargo due June 6, 2028
Debt Instrument [Line Items]
Number of  properties encumbered | property					1
PACE Loan
Debt Instrument [Line Items]
Number of  properties encumbered | property					1
PACE Loan | NCI Transaction
Debt Instrument [Line Items]
Stated interest rate								6.10%
Debt instrument, face amount								$ 6,500,000
Unsecured debt | 2018 Senior Credit Facility
Debt Instrument [Line Items]
Debt outstanding			230,000,000			215,000,000
Number of unencumbered hotel properties | hotel	57
Credit facility, maximum borrowing capacity												$ 600,000,000
Unsecured debt | $400 Million Revolver
Debt Instrument [Line Items]
Stated interest rate				6.86%
Debt outstanding			30,000,000			15,000,000
Credit facility, maximum borrowing capacity			400,000,000
Unsecured debt | $200 Million Term Loan
Debt Instrument [Line Items]
Stated interest rate				6.81%
Debt outstanding			200,000,000			200,000,000
Debt instrument, face amount			200,000,000									$ 200,000,000
Unsecured debt | Keybank National Association Term Loan due November 11, 2022
Debt Instrument [Line Items]
Debt outstanding			225,000,000			225,000,000
Unsecured debt | Joint Venture Credit Facility
Debt Instrument [Line Items]
Number of  properties encumbered | property					4
Debt outstanding			676,166,000			676,325,000
Unsecured debt | $125 Million Revolving Credit Facility | Revolving Credit Facility
Debt Instrument [Line Items]
Stated interest rate				6.99%
Debt outstanding			125,000,000			125,000,000
Credit facility, maximum borrowing capacity			125,000,000
Unsecured debt | $75 Million Term Loan
Debt Instrument [Line Items]
Stated interest rate				6.94%
Debt outstanding			75,000,000			75,000,000
Unsecured debt | Bank of America, N.A, variable due January 13, 2026
Debt Instrument [Line Items]
Stated interest rate				7.63%
Debt outstanding						410,000,000
Unsecured debt | Term Loans with Wells Fargo due June 6, 2028
Debt Instrument [Line Items]
Stated interest rate				4.99%
Debt outstanding			12,969,000			13,032,000
Unsecured debt | PACE Loan
Debt Instrument [Line Items]
Stated interest rate				6.10%
Debt outstanding			6,197,000			6,293,000
Unsecured debt | GIC Joint Venture Credit Facility and Term Loans
Debt Instrument [Line Items]
Number of  properties encumbered | property					2
Debt outstanding			629,166,000			629,325,000
Unsecured debt | Keybank National Association Term Loan due February 14, 2025
Debt Instrument [Line Items]
Stated interest rate				6.64%
Unsecured debt | $75Million Term Loan
Debt Instrument [Line Items]
Debt instrument, face amount			75,000,000
Unsecured debt | $410Million Term Loan
Debt Instrument [Line Items]
Debt instrument, face amount			410,000,000
Convertible notes
Debt Instrument [Line Items]
Debt outstanding			287,500,000			287,500,000
Convertible notes | Convertible senior notes due 2026
Debt Instrument [Line Items]
Stated interest rate				1.50%						1.50%
Debt outstanding			287,500,000			287,500,000
Debt instrument, face amount										$ 287,500,000
Mortgage loans
Debt Instrument [Line Items]
Debt outstanding			124,932,000			125,624,000
Mortgage loans | Meta Bank 4.44% Fixed due July 1, 2027
Debt Instrument [Line Items]
Stated interest rate				4.44%
Number of  properties encumbered | property					3
Debt outstanding			43,518,000			43,917,000
Mortgage loans | Bank Of Cascades Variable due December 19, 2024, Note A
Debt Instrument [Line Items]
Stated interest rate				6.60%
Number of  properties encumbered | property					1
Debt outstanding			7,624,000			7,691,000
Mortgage loans | Bank Of Cascades 4.30% Fixed due December 19, 2024, Note B
Debt Instrument [Line Items]
Stated interest rate				4.30%
Number of  properties encumbered | property					0
Debt outstanding			7,624,000			7,691,000
Mortgage loans | Secured Mortgage Indebtedness
Debt Instrument [Line Items]
Number of  properties encumbered | property					4
Debt outstanding			58,766,000			59,299,000
Mortgage loans | City National Bank of Florida, variable due June 30, 2025
Debt Instrument [Line Items]
Stated interest rate				7.86%
Number of  properties encumbered | property					2
Debt outstanding			47,000,000			47,000,000
Loans Payable
Debt Instrument [Line Items]
Number of  properties encumbered | property
Debt outstanding			$ 801,266,000			$ 786,799,000