Nature of Business - Disposal Group (Details)
ft² in Thousands
Mar. 31, 2018
|Braddock Metro Center [Member]|
|Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]|
|Square footage of office property sold||356|
Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.
No definition available.