PROPERTY AND EQUIPMENT (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011
Property, Plant and Equipment [Abstract]
Impairment of Long-Lived Assets to be Disposed of	$ 5,800,000
Computer and office equipment, including equipment acquired under capital leases	13,653,000		13,653,000		15,684,000
Depreciation	2,050,000	1,647,000	3,981,000	2,980,000
Capitalized Computer Software, Amortization	500,000	700,000	1,200,000	1,300,000
Software capitalized for internal use	9,587,000		9,587,000		15,520,000
Vehicles, including equipment acquired under capital leases	1,725,000		1,725,000		1,701,000
Medical equipment	14,832,000		14,832,000		14,698,000
Work in progress	1,240,000		1,240,000		2,813,000
Furniture and fixtures	3,102,000		3,102,000		3,626,000
Leasehold improvements	7,226,000		7,226,000		6,507,000
Property, Plant and Equipment, Gross	51,365,000		51,365,000		60,549,000
Less: Accumulated depreciation	(30,508,000)		(30,508,000)		(33,598,000)
Property and equipment, net	$ 20,857,000		$ 20,857,000		$ 26,951,000