Notes and Other Receivables (Details) (USD $)	6 Months Ended
	Jun. 30, 2014		Dec. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 66,522,000		$ 68,255,000
Other receivables from issuance of common stock	20,000,000
Secured Due December 2014 [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	3,212,000	[1]	3,212,000	[1]
Stated interest rate (in hundredths)	4.00%
Canada Pension Plan Investment Board (CPPIB) I [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	19,800,000
Wesco III [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Variable rate basis	LIBOR + 2.50%
Basis spread on rate (in hundredths)	2.50%
Number of bridge loans	2
Short term Bridge Loan	56,800,000
Note and Other Receivables From Affiliates [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	28,133,000	[2]	60,968,000	[2]
Other Receivables [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable	$ 35,177,000	[3]	$ 4,075,000	[3]

[1] The borrower funds an impound account for capital replacement.

[2] As of June 30, 2014, the Company had a receivable of $19.8 million from CPPIB that was paid in July 2014. As of December 31, 2013, the Company provided two bridge loans, for Gas Company Lofts and Regency at Mt. View, totaling $56.8 million to Wesco III at a rate of LIBOR + 2.50%. Wesco III repaid these two loans on Gas Company Lofts and Regency at Mt. View in January 2014 and April 2014, respectively.

[3] Amount includes $20.0 million for the sale of the Company’s common stock which was settled in July 2014.