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Organization, Formation, and Basis of Presentation (Tables) | 12 Months Ended
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Dec. 31, 2016
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Significant Properties Acquired, Developed and/or Disposed | The following table lists the significant properties acquired, developed and/or disposed of by the Company since January 1, 2014.
Name of Property | Location |  | Type |  | Year of Acquisition/ Development/ Disposal
Acquisitions |  |  |  |  |
1580 Rockville Pike | Rockville, Maryland |  | Shopping Center |  | January 2014
1582 Rockville Pike | Rockville, Maryland |  | Shopping Center |  | April 2014
750 N. Glebe Road* | Arlington, Virginia |  | Shopping Center |  | August 2014
730 N. Glebe Road* | Arlington, Virginia |  | Shopping Center |  | December 2014
1584 Rockville Pike | Rockville, Maryland |  | Shopping Center |  | December 2014
726 N. Glebe Road* | Arlington, Virginia |  | Shopping Center |  | September 2015
700 N. Glebe Road | Arlington, Virginia |  | Development |  | August 2016
Developments |  |  |  |  |
Park Van Ness | Washington, DC |  | Mixed-Use |  | 2013-2016
Dispositions |  |  |  |  |
Giant Center | Milford Mill, Maryland |  | Shopping Center |  | April 2014
Crosstown Business Center | Tulsa, Oklahoma |  | Mixed-Use |  | December 2016

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- Definition Tabular disclosure of real estate properties and units in those properties that are included in the discussion of the nature of an entity's operations. + References No definition available. + Details
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