CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
NET REVENUE
Service fee revenue, net of contractual allowances and discounts	$ 746,756	$ 670,136	$ 665,307
Provision for bad debts	(36,033)	(29,807)	(27,911)
Net service fee revenue	710,723	640,329	637,396
Revenue under capitation arrangements	98,905	77,240	65,590
Total net revenue	809,628	717,569	702,986
OPERATING EXPENSES
Cost of operations, excluding depreciation and amortization	708,289	602,652	598,655
Depreciation and amortization	60,611	59,258	58,890
Loss on sale and disposal of equipment	866	1,113	1,032
Severance costs	745	1,241	806
Total operating expenses	770,511	664,264	659,383
INCOME FROM OPERATIONS	39,117	53,305	43,603
OTHER INCOME AND EXPENSES
Interest expense	41,684	42,727	45,791
Meaningful use incentive	(3,270)	(2,034)	0
Equity in earnings of joint ventures	(8,927)	(6,970)	(6,194)
Gain on sale of imaging centers	(5,434)	0	(2,108)
Loss on early extinguishment of senior notes	0	15,927	0
Other expenses	419	3	228
Total other expenses	24,472	49,653	37,717
INCOME BEFORE INCOME TAXES	14,645	3,652	5,886
Provision for income taxes	(6,007)	(1,967)	(3,510)
NET INCOME	8,638	1,685	2,376
Net income attributable to noncontrolling interests	929	309	256
NET INCOME ATTRIBUTABLE TO RADNET, INC. COMMON STOCKHOLDERS	$ 7,709	$ 1,376	$ 2,120
BASIC NET INCOME PER SHARE ATTRIBUTABLE TO RADNET, INC. COMMON STOCKHOLDERS	$ 0.18	$ 0.03	$ .05
DILUTED NET INCOME PER SHARE ATTRIBUTABLE TO RADNET, INC. COMMON STOCKHOLDERS	$ .17	$ 0.03	$ .05
Weighted average shares outstanding - Basic	43,805,794	41,070,077	39,140,480
Weighted average shares outstanding - Diluted	45,171,372	43,149,196	39,814,535