CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
REVENUE
Total service revenue	$ 333,918	$ 190,566	$ 649,237	$ 472,130
Provider relief funding	43	25,475	6,291	25,475
OPERATING EXPENSES
Cost of operations, excluding depreciation and amortization	283,571	194,217	565,851	461,635
Depreciation and amortization	24,011	21,355	46,667	43,289
(Gain) loss on sale and disposal of equipment and other	(1,567)	(569)	(2,874)	202
Severance costs	268	859	551	1,076
Total operating expenses	306,283	215,862	610,195	506,202
INCOME (LOSS) FROM OPERATIONS	27,678	179	45,333	(8,597)
OTHER INCOME AND EXPENSES
Interest expense	12,171	10,831	24,997	22,382
Equity in earnings of joint ventures	(3,121)	(945)	(5,406)	(2,900)
Non-cash change in fair value of interest rate hedge	(35)	3,843	(11,280)	3,843
Debt restructuring and extinguishment expenses	6,044	0	6,044	0
Other expenses (income)	1,658	(115)	1,867	(108)
Total other (income) expenses	16,717	13,614	16,222	23,217
INCOME (LOSS) BEFORE INCOME TAXES	10,961	(13,435)	29,111	(31,814)
(Provision for) benefit from income taxes	(2,874)	4,475	(7,249)	8,856
NET INCOME (LOSS)	8,087	(8,960)	21,862	(22,958)
Net income attributable to noncontrolling interests	5,214	1,634	9,531	3,994
NET INCOME (LOSS) ATTRIBUTABLE TO RADNET, INC. COMMON STOCKHOLDERS	$ 2,873	$ (10,594)	$ 12,331	$ (26,952)
BASIC NET INCOME (LOSS) PER SHARE ATTRIBUTABLE TO RADNET, INC. COMMON STOCKHOLDERS (in dollars per share)	$ 0.05	$ (0.21)	$ 0.24	$ (0.53)
DILUTED NET INCOME (LOSS) PER SHARE ATTRIBUTABLE TO RADNET, INC. COMMON STOCKHOLDERS (in dollars per share)	$ 0.05	$ (0.21)	$ 0.23	$ (0.53)
WEIGHTED AVERAGE SHARES OUTSTANDING
Basic (in shares)	52,238,709	50,672,219	52,004,653	50,483,274
Diluted (in shares)	53,133,091	50,672,219	52,890,561	50,483,274
Service fee revenue
REVENUE
Total service revenue	$ 295,494	$ 155,698	$ 575,071	$ 404,031
Revenue under capitation arrangements
REVENUE
Total service revenue	$ 38,424	$ 34,868	$ 74,166	$ 68,099