Equity - Distributions (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				9 Months Ended
	Mar. 31, 2020	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Sep. 30, 2020	Dec. 31, 2019
Class Of Stock [Line Items]
Distributions reinvested in shares of Common Stock	$ 3,131	$ 3,269	$ 3,308	$ 4,864	$ 3,131
Net Cash Distributions					2,873
Total Aggregate Distributions					6,004
Less: distributions payable at December 31, 2019					(5,993)
Distributions payable		$ 6,174				$ 5,993
True-up of prior year cash distributions declared	$ 11				11
December 31, 2019 through January 30, 2020
Class Of Stock [Line Items]
Distributions reinvested in shares of Common Stock					1,074
Net Cash Distributions					968
Total Aggregate Distributions					$ 2,042
Per Common Share per day (in dollars per share)					$ 0.001095890
Distribution Date					Jan. 31, 2020
January 31, 2020 through February 27, 2020
Class Of Stock [Line Items]
Distributions reinvested in shares of Common Stock					$ 965
Net Cash Distributions					883
Total Aggregate Distributions					$ 1,848
Per Common Share per day (in dollars per share)					$ 0.001095890
Distribution Date					Feb. 28, 2020
February 28, 2020 through March 30, 2020
Class Of Stock [Line Items]
Distributions reinvested in shares of Common Stock					$ 1,092
Net Cash Distributions					1,022
Total Aggregate Distributions					$ 2,114
Per Common Share per day (in dollars per share)					$ 0.001095890
Distribution Date					Mar. 31, 2020