Long-Term Incentive Plan Units Long-Term Incentive Plan Units (Unvested LTIP Units) (Details) - Long-Term Incentive Plan Units [Member]	3 Months Ended
	Mar. 31, 2020 shares
Schedule of Unvested LTIP Units [Line Items]
Number of OP LTIP Units (in units)	60,939
Director [Member]
Schedule of Unvested LTIP Units [Line Items]
Number of OP LTIP Units (in units)	14,552
Grant Date	Sep. 11, 2019
Vesting Date(1)	Sep. 10, 2020
Vest December 13, 2020 [Member] | Dedicated or partially dedicated personnel [Member]
Schedule of Unvested LTIP Units [Line Items]
Number of OP LTIP Units (in units)	12,818
Grant Date	Dec. 13, 2019
Vesting Date(1)	Dec. 13, 2020
Vest December 13, 2021 [Member] | Dedicated or partially dedicated personnel [Member]
Schedule of Unvested LTIP Units [Line Items]
Number of OP LTIP Units (in units)	10,067
Grant Date	Dec. 13, 2019
Vesting Date(1)	Dec. 13, 2021
Vest December 11, 2020 [Member] | Dedicated or partially dedicated personnel [Member]
Schedule of Unvested LTIP Units [Line Items]
Number of OP LTIP Units (in units)	8,691
Grant Date	Dec. 11, 2018
Vesting Date(1)	Dec. 11, 2020
Vest December 31, 2020 [Member] | Dedicated or partially dedicated personnel [Member]
Schedule of Unvested LTIP Units [Line Items]
Number of OP LTIP Units (in units)	4,977
Grant Date	Mar. 04, 2020
Vesting Date(1)	Dec. 31, 2020
Vest December 31, 2021 [Member] | Dedicated or partially dedicated personnel [Member]
Schedule of Unvested LTIP Units [Line Items]
Number of OP LTIP Units (in units)	9,834
Grant Date	Mar. 04, 2020
Vesting Date(1)	Dec. 31, 2021