BUSINESS COMBINATIONS AND RELATED ACTIVITY (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Apr. 01, 2023	Feb. 01, 2023	Jan. 01, 2023	Dec. 31, 2022
Business Acquisition [Line Items]
Goodwill	$ 687,879				$ 677,665
Business Acquisitions
Business Acquisition [Line Items]
Total Consideration	10,165
Property & Equipment	3,541
Right of Use Assets	7,836
Goodwill	6,324
Intangible Assets	250
Other Assets	50
Right of Use Liabilities	$ (7,836)
C.C.D.G.L.R. & S Services Inc.
Business Acquisition [Line Items]
Total Consideration				$ 3,500
Property & Equipment				435
Right of Use Assets				1,689
Goodwill				3,015
Intangible Assets				50
Other Assets				0
Right of Use Liabilities				(1,689)
Southern California Diagnostic Imaging, Inc.
Business Acquisition [Line Items]
Total Consideration				1,815
Property & Equipment				466
Right of Use Assets				1,184
Goodwill				1,272
Intangible Assets				50
Other Assets				27
Right of Use Liabilities				$ (1,184)
Inglewood Imaging Center, LLC
Business Acquisition [Line Items]
Total Consideration			$ 2,600
Property & Equipment			877
Right of Use Assets			1,188
Goodwill			1,658
Intangible Assets			50
Other Assets			15
Right of Use Liabilities			(1,188)
Ramapo Radiology Associates, P.C.
Business Acquisition [Line Items]
Total Consideration			2,000
Property & Equipment			1,663
Right of Use Assets			3,775
Goodwill			229
Intangible Assets			100
Other Assets			8
Right of Use Liabilities			$ (3,775)
Madison Radiology Medical Group, Inc.
Business Acquisition [Line Items]
Total Consideration		$ 250
Property & Equipment		100
Right of Use Assets		0
Goodwill		150
Intangible Assets		0
Other Assets		0
Right of Use Liabilities		$ 0