NATURE OF BUSINESS (Details Narrative) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) center	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Business Acquisition [Line Items]
Number of centers | center	347
BRMG and NY Groups revenues	$ 179,600	$ 147,600	$ 157,400
BRMG and NY Groups operating expenses	179,600	147,600	157,400
Management services provided to BRMG and NY Groups	749,200	600,700	$ 618,900
BRMG and NY Groups accounts receivable	2,058,474	1,786,657
BRMG and NY Groups accounts payable	1,712,317	1,528,354
Book value of RadNet joint venture interests	$ 34,930	28,079
ScriptSender LLC
Business Acquisition [Line Items]
Equity interest percentage	49.00%
Book value of RadNet joint venture interests	$ 4,000
ScriptSender LLC | Operating Expense | Equity Method Investee
Business Acquisition [Line Items]
Expenses with related party	1,600	1,800
Variable Interest Entity, Primary Beneficiary
Business Acquisition [Line Items]
BRMG and NY Groups accounts receivable	89,200	82,300
BRMG and NY Groups accounts payable	$ 14,400	$ 15,200