FACILITY ACQUISITIONS AND DISPOSITIONS (Details Narrative) - USD ($)				6 Months Ended
	Jun. 01, 2020	Mar. 02, 2020	Jan. 02, 2020	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Business Acquisition [Line Items]
Common stock - par value (in dollars per share)				$ 0.0001		$ 0.0001
Goodwill acquired				$ 467,803,000		$ 441,973,000
Proceeds from the sale of equity interests in a joint venture				$ 0	$ 132,000
Imaging On Call
Business Acquisition [Line Items]
Proceeds from the sale of equity interests in a joint venture	$ 1,000.0
MRI at Woodbridge, LLC
Business Acquisition [Line Items]
Purchase consideration		$ 2,600,000
Intangible assets acquired		300,000
Goodwill acquired		1,800,000
Fixed assets acquired		500,000
Right-of-use asset required		1,100,000
Operating lease liabilities acquired		1,100,000
Finance lease liabilities acquired		$ 100,000
Olney Open MRI, LLC
Business Acquisition [Line Items]
Purchase consideration			$ 1,800,000
Intangible assets acquired			300,000
Goodwill acquired			600,000
Fixed assets acquired			800,000
Right-of-use asset required			1,300,000
Operating lease liabilities acquired			$ 1,300,000
DeepHealth Inc.
Business Acquisition [Line Items]
Shares issued (in shares)	915,132
Common stock - par value (in dollars per share)	$ 16.93
Shares issued at execution (in shares)	823,615
Shares issued after execution (in shares)	91,517
Shares issued after acquisition, term	18 months
Purchase consideration	$ 34,600,000
Fair value of shares issued at execution	13,900,000
Fair value of shares issued after execution	1,500,000
Fair value of replacement awards attributable to pre-combination	2,000,000.0
Contingent consideration, fair value	17,000,000.0
Business acquisition, closing costs	$ 100,000
Contingent consideration, milestone one, shares issued (in shares)	390,789
Contingent consideration, milestone two, shares issued (in shares)	586,184
Contingent consideration, milestone three, shares issued (in shares)	195,393
Current assets acquired	$ 100,000
Deferred tax liabilities acquired	3,500,000
Intangible assets acquired	14,800,000
Goodwill acquired	$ 23,400,000