Stockholder's Equity - Common Stock Rollforward (Details)	6 Months Ended
	Jun. 30, 2020 USD ($) shares
Outstanding Stock [Roll Forward]
Shares outstanding beginning	14,997,217
Common stock issued	4,801,133
Distribution reinvestments (in Shares)	81,885
Independent directors' restricted stock vested	5,749
Stock redemptions	(968,989)
Shares outstanding end of period	18,916,995
Common Class S [Member]
Outstanding Stock [Roll Forward]
Shares outstanding beginning	5,851,600
Common stock issued	4,749,282
Distribution reinvestments (in Shares)	77,757
Independent directors' restricted stock vested	0
Stock redemptions	(65,644)
Shares outstanding end of period	10,612,995
Common Class I [Member]
Outstanding Stock [Roll Forward]
Shares outstanding beginning	9,145,617
Common stock issued	51,851
Distribution reinvestments (in Shares)	4,128
Independent directors' restricted stock vested	5,749
Stock redemptions	(903,345)
Shares outstanding end of period	8,304,000
Common Class T [Member]
Outstanding Stock [Roll Forward]
Shares outstanding beginning	0
Common stock issued	0
Distribution reinvestments (in Shares)	0
Independent directors' restricted stock vested	0
Stock redemptions	0
Shares outstanding end of period	0
Common Class D [Member]
Outstanding Stock [Roll Forward]
Shares outstanding beginning	0
Common stock issued	0
Distribution reinvestments (in Shares)	0
Independent directors' restricted stock vested	0
Stock redemptions	0
Shares outstanding end of period	0
Restricted Stock [Member]
Outstanding Stock [Roll Forward]
Share-based Compensation | $	$ 127,500
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	1 year