2. FACILITY ACQUISITIONS AND DISPOSITIONS	6 Months Ended
Jun. 30, 2013
Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment [Abstract]
Facility Acquisitions	On May 1, 2013, we acquired a 40% equity interest in Orange County Radiation Oncology, LLC, a Radiation Oncology Center located in Orange County, California for cash consideration of $1.0 million. As of May 1, 2013 we have accounted for this investment under the equity method. On April 1, 2013, we sold one of our wholly-owned multi-modality imaging centers located in Northfield, New Jersey for $3.9 million in cash. The net book value associated with the imaging center was $1.8 million on the date of sale and accordingly a gain of $2.1 million was recorded with respect to this transaction. On February 28, 2013, we completed our acquisition of a multi-modality imaging center located in Brooklyn, New York by exercising a $1.00 purchase option to acquire an initial 50% interest (we acquired this option through our December 31, 2012 acquisition of Lenox Hill Radiology which we valued at approximately $2.5 million) and then by purchasing the remaining 50% interest from the existing partner for approximately $2.4 million in cash. We have made a fair value determination of the acquired assets and assumed liabilities and approximately $813,000 of fixed assets, $4.2 million of goodwill and $124,000 of notes payable was recorded with respect to this transaction. On February 8, 2013, we completed the acquisition of a multi-modality imaging center located in New York, New York for $1.0 million. The facility provides MRI, CT, mammography, ultrasound and X-ray services. We have made a fair value determination of the acquired assets and assumed liabilities and approximately $1.0 million of fixed assets was recorded with respect to this transaction. On February 5, 2013, we sold a 10% interest in a wholly owned limited liability company consisting of two multi-modality imaging centers located in Bel Air, Maryland for approximately $2.6 million. On the date of sale, we recorded approximately $439,000 of non-controlling interests and $2.2 million of additional paid in capital with respect to this transaction. On January 30, 2013, we purchased for $430,000 an additional 20.9% interest in a joint venture multi-modality imaging center located in New York, New York of which we initially held a 31.5% interest from our December 31, 2012 acquisition of Lenox Hill Radiology which we valued at approximately $648,000. This additional 20.9% interest gave us a 52.4% controlling interest and so accordingly, we began consolidating this imaging center, recording all of its assets and liabilities at their fair value at January 30, 2013.We have made a fair value determination of the acquired assets and assumed liabilities and approximately $358,000 of working capital, $2.1 million of fixed assets, $2.0 million of goodwill, $2.4 million of notes payable and $979,000 of non-controlling interests was recorded with respect to this transaction. On January 1, 2013, we completed our acquisition of a breast surgery practice located in Mission Viejo, California for $350,000. We have made a fair value determination of the acquired assets and assumed liabilities and approximately $135,000 of working capital, $30,000 of fixed assets and $185,000 of goodwill was recorded with respect to this transaction. On December 31, 2012, we completed our acquisition of Lenox Hill Radiology, consisting of three multi-modality imaging centers as well as three additional x-ray facilities all located in New York, New York. We also acquired in this transaction a 31.5% interest in a joint venture multi-modality imaging center in New York, New York and an option to purchase a 50% interest in a multi-modality imaging center located in Brooklyn, New York for $1.00. The purchase price consisted of approximately $28.4 million in cash. In the first quarter of 2013, with the services of an external valuation expert, we made a final fair value determination of the acquired assets and assumed liabilities and $4.5 million of working capital, $8.7 million of fixed assets, which is approximately $1.5 million higher than our initial estimate, $648,000 of joint venture interests, $2.5 million in a $1.00 joint venture purchase option, $100,000 of intangible assets , $14.0 million of goodwill and indefinite life intangibles which is approximately $1.3 million lower than our initial estimate, the assumption of approximately $650,000 of other liabilities, which is approximately $150,000 higher than our initial estimate, and $1.3 million of capital lease debt was recorded with respect to this transaction.

2. FACILITY ACQUISITIONS AND DISPOSITIONS

6 Months Ended

Jun. 30, 2013

Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment [Abstract]

On May 1, 2013, we acquired a 40% equity interest in Orange County Radiation Oncology, LLC, a Radiation Oncology Center located in Orange County, California for cash consideration of $1.0 million. As of May 1, 2013 we have accounted for this investment under the equity method.

On April 1, 2013, we sold one of our wholly-owned multi-modality imaging centers located in Northfield, New Jersey for $3.9 million in cash. The net book value associated with the imaging center was $1.8 million on the date of sale and accordingly a gain of $2.1 million was recorded with respect to this transaction.

On February 28, 2013, we completed our acquisition of a multi-modality imaging center located in Brooklyn, New York by exercising a $1.00 purchase option to acquire an initial 50% interest (we acquired this option through our December 31, 2012 acquisition of Lenox Hill Radiology which we valued at approximately $2.5 million) and then by purchasing the remaining 50% interest from the existing partner for approximately $2.4 million in cash. We have made a fair value determination of the acquired assets and assumed liabilities and approximately $813,000 of fixed assets, $4.2 million of goodwill and $124,000 of notes payable was recorded with respect to this transaction.

On February 8, 2013, we completed the acquisition of a multi-modality imaging center located in New York, New York for $1.0 million. The facility provides MRI, CT, mammography, ultrasound and X-ray services. We have made a fair value determination of the acquired assets and assumed liabilities and approximately $1.0 million of fixed assets was recorded with respect to this transaction.

On February 5, 2013, we sold a 10% interest in a wholly owned limited liability company consisting of two multi-modality imaging centers located in Bel Air, Maryland for approximately $2.6 million. On the date of sale, we recorded approximately $439,000 of non-controlling interests and $2.2 million of additional paid in capital with respect to this transaction.

On January 30, 2013, we purchased for $430,000 an additional 20.9% interest in a joint venture multi-modality imaging center located in New York, New York of which we initially held a 31.5% interest from our December 31, 2012 acquisition of Lenox Hill Radiology which we valued at approximately $648,000. This additional 20.9% interest gave us a 52.4% controlling interest and so accordingly, we began consolidating this imaging center, recording all of its assets and liabilities at their fair value at January 30, 2013.We have made a fair value determination of the acquired assets and assumed liabilities and approximately $358,000 of working capital, $2.1 million of fixed assets, $2.0 million of goodwill, $2.4 million of notes payable and $979,000 of non-controlling interests was recorded with respect to this transaction.

On January 1, 2013, we completed our acquisition of a breast surgery practice located in Mission Viejo, California for $350,000. We have made a fair value determination of the acquired assets and assumed liabilities and approximately $135,000 of working capital, $30,000 of fixed assets and $185,000 of goodwill was recorded with respect to this transaction.

On December 31, 2012, we completed our acquisition of Lenox Hill Radiology, consisting of three multi-modality imaging centers as well as three additional x-ray facilities all located in New York, New York. We also acquired in this transaction a 31.5% interest in a joint venture multi-modality imaging center in New York, New York and an option to purchase a 50% interest in a multi-modality imaging center located in Brooklyn, New York for $1.00. The purchase price consisted of approximately $28.4 million in cash. In the first quarter of 2013, with the services of an external valuation expert, we made a final fair value determination of the acquired assets and assumed liabilities and $4.5 million of working capital, $8.7 million of fixed assets, which is approximately $1.5 million higher than our initial estimate, $648,000 of joint venture interests, $2.5 million in a $1.00 joint venture purchase option, $100,000 of intangible assets , $14.0 million of goodwill and indefinite life intangibles which is approximately $1.3 million lower than our initial estimate, the assumption of approximately $650,000 of other liabilities, which is approximately $150,000 higher than our initial estimate, and $1.3 million of capital lease debt was recorded with respect to this transaction.