SIGNIFICANT ACCOUNTING POLICIES - Schedule of Goodwill (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2024 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 679,463
Goodwill from acquisitions	31,549
Valuation adjustment	(358)
Currency translation	(1,674)
Segment reorganization	0
Ending balance	708,980
Imaging Center
Goodwill [Roll Forward]
Beginning balance	606,557
Goodwill from acquisitions	31,549
Valuation adjustment	(358)
Currency translation	(184)
Segment reorganization	(12,300)
Ending balance	625,264
Digital Health
Goodwill [Roll Forward]
Beginning balance	72,906
Goodwill from acquisitions	0
Valuation adjustment	0
Currency translation	(1,490)
Segment reorganization	12,300
Ending balance	$ 83,716