NATURE OF BUSINESS (Details Narrative) $ in Thousands	3 Months Ended
	Mar. 31, 2021 USD ($) center state	Mar. 31, 2020 USD ($)	Dec. 31, 2020 USD ($)
Business Acquisition [Line Items]
Number of states in which entity operates | state	7
Number of centers | center	346
BRMG and NY Groups revenues	$ 46,100	$ 39,600
BRMG and NY Groups operating expenses	46,100	39,600
Management services provided to BRMG and NY Groups	179,000	$ 147,900
BRMG and NY Groups accounts receivable	1,828,786		$ 1,786,657
BRMG and NY Groups accounts payable	$ 1,547,428		1,528,354
Contract term (up to)	40 years
ScriptSender LLC
Business Acquisition [Line Items]
Ownership percentage	49.00%
Chief Executive Officer | Beverly Radiology Medical Group III
Business Acquisition [Line Items]
Ownership percentage	99.00%
Board Member | Beverly Radiology Medical Group III
Business Acquisition [Line Items]
Ownership percentage	1.00%
Variable Interest Entity, Primary Beneficiary
Business Acquisition [Line Items]
BRMG and NY Groups accounts receivable	$ 89,900		82,300
BRMG and NY Groups accounts payable	$ 20,500		$ 15,200