CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
CURRENT ASSETS
Cash and cash equivalents	$ 362	$ 2,455
Accounts receivable, net	129,194	128,432
Asset held for sale		2,300
Current portion of deferred tax assets	7,607
Prepaid expenses and other current assets	18,737	19,140
Total current assets	155,900	152,327
PROPERTY AND EQUIPMENT, NET	216,560	215,527
OTHER ASSETS
Goodwill	193,871	159,507
Other intangible assets	51,674	53,105
Deferred financing costs	11,977	13,490
Investment in joint ventures	28,598	22,326
Deferred tax assets, net of current portion	52,790
Deposits and other	3,749	2,906
Total assets	715,119	619,188
LIABILITIES AND STOCKHOLDERS' EQUITY DEFICIT
Accounts payable, accrued expenses and other	105,929	103,101
Due to affiliates	1,602	3,762
Deferred revenue	1,273	1,076
Current portion of notes payable	4,703	6,608
Current portion of deferred rent	1,164	999
Current portion of obligations under capital leases	3,942	6,834
Total current liabilities	118,613	122,380
LONG-TERM LIABILITIES
Deferred rent, net of current portion	15,850	12,407
Deferred tax liabilities, net		277
Line of credit	33,000	58,000
Notes payable, net of current portion	537,009	484,046
Obligations under capital lease, net of current portion	3,753	3,338
Other non-current liabilities	8,895	8,547
Total liabilities	717,120	688,995
STOCKHOLDERS' EQUITY DEFICIT
Common stock - $.0001 par value, 200,000,000 shares authorized; 38,540,482, and 37,426,460 shares issued and outstanding at December 31, 2012 and December 31, 2011, respectively	4	4
Paid-in-capital	168,415	165,796
Accumulated other comprehensive income (loss)	39	(946)
Accumulated deficit	(171,093)	(235,610)
Total RadNet, Inc.'s stockholders' equity deficit	(2,635)	(70,756)
Noncontrolling interests	634	949
Total stockholders' equity deficit	(2,001)	(69,807)
Total liabilities and stockholders' equity deficit	$ 715,119	$ 619,188