PROPERTY PORTFOLIO - Properties Acquired and Disposed (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023 USD ($) tenant property	Jun. 30, 2022 USD ($) property tenant	Jun. 30, 2023 USD ($) state tenant property	Jun. 30, 2022 USD ($) property state tenant	Dec. 31, 2022 USD ($)
PROPERTY PORTFOLIO
Number of real estate properties | property	143		143
Acquired intangible liabilities for the below market lease	$ 5,062		$ 5,062		$ 5,050
Gain on Disposition of Assets	$ 743	$ 15,637	$ 5,196	$ 15,637
Disposal Group, Disposed of by Sale, Not Discontinued Operations
PROPERTY PORTFOLIO
Number of real estate properties disposed | property	14	5	14	5
Sales price			$ 79,100	$ 72,800
Gain on Disposition of Assets			$ 5,200	$ 15,600
Disposal Group, Held-for-sale, Not Discontinued Operations
PROPERTY PORTFOLIO
Number of properties held for sale | property	5	1	5	1
Single-tenant Net Lease Income Properties Acquired in 2023
PROPERTY PORTFOLIO
Number of real estate properties | property	9		9
Purchase price			$ 60,500
Acquired properties, cost	$ 61,600		$ 61,600
Number of states for leased asset | state			4
Number of tenant for leased property | tenant	14		14
Initial cost of land	$ 16,400		$ 16,400
Initial cost of building and improvements	40,200		40,200
Acquired in-place lease value, leasing fees, and above market lease value	5,500		5,500
Acquired intangible liabilities for the below market lease	$ 500		$ 500
Weighted average amortization period of intangible liabilities			8 years 9 months 18 days
Single-tenant Net Lease Income Properties Acquired in 2023 | Weighted Average
PROPERTY PORTFOLIO
Remaining lease term at acquisition			7 years 6 months
Single-tenant Net Lease Income Properties Acquired in 2022
PROPERTY PORTFOLIO
Number of real estate properties | property		35		35
Purchase price				$ 109,100
Acquired properties, cost		$ 110,000		$ 110,000
Number of states for leased asset | state				17
Number of tenant for leased property | tenant		12		12
Initial cost of land		$ 31,100		$ 31,100
Initial cost of building and improvements		67,000		67,000
Acquired in-place lease value, leasing fees, and above market lease value		13,100		13,100
Acquired intangible liabilities for the below market lease		$ 1,200		$ 1,200
Weighted average amortization period of intangible liabilities				9 years 8 months 12 days
Single-tenant Net Lease Income Properties Acquired in 2022 | Weighted Average
PROPERTY PORTFOLIO
Remaining lease term at acquisition				9 years 4 months 24 days