INVESTMENT IN UNCONSOLIDATED AND CONSOLIDATED JOINT VENTURES - Schedule of Condensed Statements of Operations and Balance Sheet Information of Consolidated and Unconsolidated Joint Ventures (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2022
Statement of Operations
Equity in Earnings (Loss)	$ 2,769	$ 1,938	$ 4,282	$ 3,455
Non-cash tenant allowance amortization	300
Balance Sheet Information
Assets	590,834		590,834			$ 577,523
Equity (Deficit)	484,583	479,077	484,583	479,077	$ 482,722	483,096	$ 477,052	$ 477,594
Equity	32,134		32,134			33,648
Petro Travel Plaza Holdings, LLC
Statement of Operations
Equity in Earnings (Loss)	2,376	1,725	3,219	3,087
Balance Sheet Information
Equity	22,589		22,589			19,370
TRCC/Rock Outlet Center, LLC
Statement of Operations
Equity in Earnings (Loss)	(337)	(437)	(633)	(880)
Non-cash tenant allowance amortization			700	600
Balance Sheet Information
Equity	9,311		9,311			9,943
TRC-MRC 1, LLC
Statement of Operations
Equity in Earnings (Loss)	59	178	151	226
Balance Sheet Information
Equity	0		0			0
TRC-MRC 2, LLC
Statement of Operations
Equity in Earnings (Loss)	333	367	888	701
Balance Sheet Information
Equity	0		0			0
TRC-MRC 3, LLC
Statement of Operations
Equity in Earnings (Loss)	105	104	214	202
Balance Sheet Information
Equity						141
TRC-MRC 4, LLC
Statement of Operations
Equity in Earnings (Loss)	182	9	321	134
Balance Sheet Information
Equity	0		0			0
TRC-MRC 5, LLC
Statement of Operations
Equity in Earnings (Loss)	51	(8)	122	(15)
Balance Sheet Information
Equity	0		0			4,194
Petro Travel Plaza Holdings, LLC
Statement of Operations
Revenues	41,399	40,214	75,898	75,026
Earnings (Loss)	3,959	2,874	5,365	5,144
Balance Sheet Information
Assets	78,378		78,378			72,633
Debt	(12,174)		(12,174)			(12,556)
Equity (Deficit)	58,315		58,315			52,950
TRCC/Rock Outlet Center, LLC
Statement of Operations
Revenues	1,672	1,563	3,504	2,994
Earnings (Loss)	(673)	(872)	(1,265)	(1,759)
Balance Sheet Information
Assets	55,904		55,904			58,040
Debt	(20,702)		(20,702)			(20,850)
Equity (Deficit)	34,270		34,270			35,535
TRC-MRC 1, LLC
Statement of Operations
Revenues	992	1,158	1,857	2,119
Earnings (Loss)	119	357	303	453
Balance Sheet Information
Assets	24,430		24,430			25,224
Debt	(21,811)		(21,811)			(22,144)
Equity (Deficit)	1,867		1,867			1,684
TRC-MRC 2, LLC
Statement of Operations
Revenues	1,713	1,431	3,195	2,821
Earnings (Loss)	666	734	1,776	1,401
Balance Sheet Information
Assets	20,486		20,486			18,882
Debt	(21,591)		(21,591)			(21,939)
Equity (Deficit)	(739)		(739)			(2,597)
TRC-MRC 3, LLC
Statement of Operations
Revenues	1,078	1,081	2,186	2,132
Earnings (Loss)	210	207	427	403
Balance Sheet Information
Assets	35,422		35,422			35,467
Debt	(33,179)		(33,179)			(33,627)
Equity (Deficit)	3,076		3,076			2,087
TRC-MRC 4, LLC
Statement of Operations
Revenues	2,189	1,759	3,962	3,535
Earnings (Loss)	365	18	643	269
Balance Sheet Information
Assets	50,045		50,045			49,964
Debt	(61,361)		(61,361)			(61,776)
Equity (Deficit)	(10,388)		(10,388)			(12,192)
TRC-MRC 5, LLC
Statement of Operations
Revenues	1,398	0	2,970	0
Earnings (Loss)	101	(16)	243	(30)
Balance Sheet Information
Assets	52,279		52,279			49,687
Debt	(53,170)		(53,170)			(35,138)
Equity (Deficit)	123		123			8,390
Total
Statement of Operations
Revenues	50,441	47,206	93,572	88,627
Earnings (Loss)	4,747	3,302	7,492	5,881
Balance Sheet Information
Assets	316,944		316,944			309,897
Debt	(223,988)		(223,988)			(208,030)
Equity (Deficit)	86,524		86,524			85,857
Centennial
Statement of Operations
Revenues	10	0	66	175
Earnings (Loss)	(18)	$ (71)	(13)	$ 38
Balance Sheet Information
Assets	106,297		106,297			104,979
Debt	0		0			0
Equity (Deficit)	$ 105,940		$ 105,940			$ 104,753