2. FACILITY ACQUISITIONS (Details Narrative) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013
Brooklyn, NY
Acquisition, cash paid	$ 2,400
Fair value acquired fixed assets	813
Fair value acquired goodwill	4,200
Fair value acquired notes payable	124
Manhattan, NY
Acquisition, cash paid	1,000
Fair value acquired fixed assets	1,000
Bel Air, MD
Divestiture, cash received	2,600
Manhattan additional interest
Acquisition, cash paid	430
Fair value acquired fixed assets	2,100
Fair value acquired goodwill	2,000
Fair value acquired notes payable	2,400
Fair value acquired working capital	358
Mission Viejo, CA
Acquisition, cash paid	350
Fair value acquired fixed assets	30
Fair value acquired goodwill	185
Fair value acquired working capital	135
Lenox Hill Radiology
Acquisition, cash paid	28,400
Fair value acquired fixed assets	8,700
Fair value acquired goodwill	1,400
Fair value acquired working capital	4,500
Fair value acquired joint venture interest	648
Fair value acquired other liabilities	650
Fair value acquired intangible assets	$ 100