CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
CURRENT ASSETS
Cash and cash equivalents	$ 51,322	$ 20,638
Accounts receivable, net	155,518	164,210
Due from affiliates	2,343	2,428
Prepaid expenses and other current assets	26,168	28,435
Assets held for sale	0	2,203
Total current assets	235,351	217,914
PROPERTY AND EQUIPMENT, NET	244,301	247,725
OTHER ASSETS
Goodwill	256,776	239,553
Other intangible assets	40,422	42,682
Deferred financing costs, net of current portion	1,895	2,004
Investment in joint ventures	52,435	43,509
Deferred tax assets, net of current portion	30,852	50,356
Deposits and other	6,947	5,733
Total assets	868,979	849,476
CURRENT LIABILITIES
Accounts payable, accrued expenses and other	135,809	111,166
Due to affiliates	16,387	13,141
Deferred revenue related to software sales	2,606	1,516
Current portion of deferred rent	2,714	2,961
Current portion of notes payable	30,224	22,031
Current portion of obligations under capital leases	3,866	4,526
Total current liabilities	191,606	155,341
LONG-TERM LIABILITIES
Deferred rent, net of current portion	26,251	24,799
Notes payable, net of current portion	572,365	609,445
Obligations under capital lease, net of current portion	2,672	2,730
Other non-current liabilities	6,160	5,108
Total liabilities	799,054	797,423
EQUITY
Common stock - $.0001 par value, 200,000,000 shares authorized; 47,723,915 and 46,574,904 shares issued and outstanding at December 31, 2017 and 2016, respectively	5	4
Additional paid-in-capital	212,261	198,387
Accumulated other comprehensive (loss) gain	(548)	306
Accumulated deficit	(150,158)	(150,211)
Total RadNet, Inc.'s stockholders' equity	61,560	48,486
Non-controlling interests	8,365	3,567
Total equity	69,925	52,053
Total liabilities and equity	$ 868,979	$ 849,476

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

Name:	us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.