Subsequent Events	6 Months Ended
Jun. 30, 2021
Subsequent Events
Subsequent Events	10. Subsequent Events On July 6, 2021, the Board of Directors of the Company declared a cash distribution of $0.09 per share of common stock payable on August 5, 2021 to stockholders of record on July 16, 2021. On July 9, 2021, the Company entered into a Purchase and Sale Agreement with a third-party buyer for the disposition of two office properties located in Chantilly, Virginia for a purchase price of approximately $40 million. Assuming satisfaction of certain customary conditions to close, including successful completion by the buyer of a due diligence inspection period, the closing of the sale of the properties is expected to take place on or about September 9, 2021. On July 13, 2021, the Company entered into a Purchase and Sale Agreement with a third-party buyer for the disposition of two properties located in Chesterfield, Missouri for a purchase price of approximately $67 million. Assuming satisfaction of certain customary conditions to close, including successful completion by the buyer of a due diligence inspection period, the closing of the sale of the properties is expected to take place on or about September 16, 2021.

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://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

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