3. SIGNIFICANT ACCOUNTING POLICIES (Details Narrative) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015	Dec. 31, 2014
Debt Disclosure [Abstract]
Meaningful use incentive	$ (2,808)	$ (3,270)
Cash and cash equivalents	410	154	$ 446	$ 307
Accounts receivable	177,830		162,843
Working capital	83,400		72,400
Net loss attributable to Radnet	(1,723)	$ (4,554)
Stockholders' equity	33,516		32,577
Revolving credit facility maximum borrowing amount	101,250
Revolving credit facility amount outstanding	$ 16,300		$ 0