Revenue and Accounts Receivable (Tables)

12 Months Ended

Dec. 31, 2015

REVENUE AND ACCOUNTS RECEIVABLE [Abstract]

Schedule of Revenue Sources, Health Care Organization [Table Text Block]

	Year Ended December 31,
	2015				2014				2013
	Revenue		% of Revenue		Revenue		% of Revenue		Revenue		% of Revenue
Medicaid	$	439,996	32.8	%	$	358,119	34.9	%	$	323,803	35.8	%
Medicare	395,503		29.5		313,144		30.5		292,917		32.4
Medicaid — skilled	71,905		5.4		51,157		5.0		36,085		4.0
Total Medicaid and Medicare	907,404		67.7		722,420		70.4		652,805		72.2
Managed care	206,770		15.4		145,796		14.2		118,168		13.1	%
Private and other payors(1)	227,652		16.9		159,190		15.4		133,583		14.7	%
Revenue	$	1,341,826	100.0	%	$	1,027,406	100.0	%	$	904,556	100.0	%

(1) Private and other payors also includes revenue from urgent care centers and mobile ancillary services.

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

	December 31,
	2015			2014
Medicaid	$	90,677		$	45,943
Managed care	56,411			39,782
Medicare	49,970			32,861
Private and other payors	42,276			31,903
	239,334			150,489
Less: allowance for doubtful accounts	(30,308		)	(20,438		)
Accounts receivable	$	209,026		$	130,051