Subsequent Events	12 Months Ended
Dec. 31, 2018
Subsequent Events [Abstract]
Subsequent Events	17. Subsequent Events Capital Called Effective January 9, 2019, Fund V called capital of $33.2 million of which the Company’s share was $6.7 million. Financing and Hedging Transactions On January 4, 2019, the Company entered into $100.0 million notional amounts of 10-year interest rate swaps at a fixed rate of approximately 2.6%. On January 11, 2019, Fund V obtained a mortgage for its Elk Grove Commons property in the amount of $41.5 million, and also entered into a swap to fix the rate. Acquisition and Disposition On January 23, 2019, Fund III sold its 3104 M Street property for $10.5 million to an unconsolidated venture in which the Company holds a 20% interest, referred to as the Renaissance Portfolio (). In addition, the Renaissance Portfolio venture assumed the related Fund III mortgage of $4.7 million.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

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