Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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+ Details

Summary of Significant Accounting Policies (Details 2) (USD $)	12 Months Ended		1 Months Ended	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Apr. 30, 2012 Comfluent item	Dec. 31, 2012 Comfluent
Summary of Significant Accounting Policies
Goodwill	$ 41,191,000	$ 41,191,000
Acquisition of Investment in Real Estate
Net intangible assets and liabilities recorded				2,700,000
Number of leased locations			2
Decrease in restricted cash due to release of lender held escrows	$ 8,800,000