CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
REVENUE
Total service revenue	$ 315,319	$ 281,564
Provider relief funding	6,248	0
OPERATING EXPENSES
Cost of operations, excluding depreciation and amortization	282,280	267,417
Depreciation and amortization	22,656	21,934
(Gain) loss on sale and disposal of equipment and other	(1,307)	771
Severance costs	285	218
Total operating expenses	303,914	290,340
INCOME (LOSS) FROM OPERATIONS	17,653	(8,776)
OTHER INCOME AND EXPENSES
Interest expense	12,826	11,552
Equity in earnings of joint ventures	(2,285)	(1,955)
Non-cash change in fair value of interest rate hedge	(11,245)	0
Other expenses	206	6
Total other (income) expenses	(498)	9,603
INCOME (LOSS) BEFORE INCOME TAXES	18,151	(18,379)
(Provision for) benefit from income taxes	(4,376)	4,381
NET INCOME (LOSS)	13,775	(13,998)
Net income attributable to noncontrolling interests	4,317	2,360
NET INCOME (LOSS) ATTRIBUTABLE TO RADNET, INC. COMMON STOCKHOLDERS	$ 9,458	$ (16,358)
BASIC NET INCOME (LOSS) PER SHARE ATTRIBUTABLE TO RADNET, INC. COMMON STOCKHOLDERS (in dollars per share)	$ 0.18	$ (0.33)
DILUTED NET INCOME (LOSS) PER SHARE ATTRIBUTABLE TO RADNET, INC. COMMON STOCKHOLDERS (in dollars per share)	$ 0.18	$ (0.33)
WEIGHTED AVERAGE SHARES OUTSTANDING
Basic (in shares)	51,951,506	50,294,329
Diluted (in shares)	52,828,941	50,294,329
Service fee revenue
REVENUE
Total service revenue	$ 279,577	$ 248,333
Revenue under capitation arrangements
REVENUE
Total service revenue	$ 35,742	$ 33,231