BASIS OF PRESENTATION (Tables)

9 Months Ended

Sep. 30, 2016

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Accounts Receivable Aging

The following table sets forth the aging of our net accounts receivable (net of allowance for contractual adjustments, and prior to allowance for doubtful accounts), aged based on date of service and categorized based on the three primary overall types of accounts receivable characteristics (in thousands):

	September 30, 2016							December 31, 2015
	0 - 180 days		Over 180 days		Total			0 - 180 days		Over 180 days		Total
Government	$	17,977	$	8,789	$	26,766		$	19,944	$	11,369	$	31,313
Commercial	93,247		19,768		113,015			94,477		20,213		114,690
Patient	6,232		8,747		14,979			5,014		6,025		11,039
Gross accounts receivable	$	117,456	$	37,304	154,760			$	119,435	$	37,607	157,042
Allowance for doubtful accounts					(51,072		)					(59,689		)
Net accounts receivable					$	103,688						$	97,353