SEGMENT REPORTING (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Segment Reporting Information [Line Items]
Total revenue	$ 459,714	$ 403,715	$ 891,421	$ 794,279
Cost of Operations	389,724	345,147	777,313	697,012
Total depreciation and amortization	34,475	32,180	66,843	63,495
Total loss on disposal of equipment	401	77	587	656
Severance	268	1,870	493	2,004
Income (Loss) from Operations	34,846	24,441	46,185	31,112
Imaging Centers
Segment Reporting Information [Line Items]
Total revenue	443,886	392,112	860,933	771,599
Cost of Operations	373,449	334,082	745,755	674,233
Total depreciation and amortization	32,089	30,074	62,063	59,522
Total loss on disposal of equipment	398	84	586	661
Severance	225	154	450	276
Income (Loss) from Operations	37,725	27,718	52,079	36,907
Digital Health
Segment Reporting Information [Line Items]
Total revenue	15,828	11,603	30,488	22,680
Cost of Operations	16,275	11,065	31,558	22,779
Total depreciation and amortization	2,386	2,106	4,780	3,973
Total loss on disposal of equipment	3	(7)	1	(5)
Severance	43	1,716	43	1,728
Income (Loss) from Operations	(2,879)	(3,277)	(5,894)	(5,795)
Third Party
Segment Reporting Information [Line Items]
Total revenue	459,714	403,715	891,421	794,279
Intersegment
Segment Reporting Information [Line Items]
Total revenue	0	0	0	0
Operating Segments | Imaging Centers
Segment Reporting Information [Line Items]
Total revenue	450,248	398,010	873,458	783,261
Operating Segments | Digital Health
Segment Reporting Information [Line Items]
Total revenue	15,828	11,603	30,488	22,680
Operating Segments | Third Party | Imaging Centers
Segment Reporting Information [Line Items]
Total revenue	450,248	398,010	873,458	783,261
Operating Segments | Third Party | Digital Health
Segment Reporting Information [Line Items]
Total revenue	9,466	5,705	17,963	11,018
Operating Segments | Intersegment | Imaging Centers
Segment Reporting Information [Line Items]
Total revenue	0	0	0	0
Operating Segments | Intersegment | Digital Health
Segment Reporting Information [Line Items]
Total revenue	6,362	5,898	12,525	11,662
Intersegment Eliminations
Segment Reporting Information [Line Items]
Total revenue	(6,362)	(5,898)	(12,525)	(11,662)
Intersegment Eliminations | Third Party
Segment Reporting Information [Line Items]
Total revenue	0	0	0	0
Intersegment Eliminations | Intersegment
Segment Reporting Information [Line Items]
Total revenue	$ (6,362)	$ (5,898)	$ (12,525)	$ (11,662)