Equity (Details 2) - USD ($) $ / shares in Units, $ in Thousands								3 Months Ended	12 Months Ended
		May 15, 2020	Feb. 14, 2020	Nov. 14, 2019	Aug. 14, 2019	May 15, 2019	Feb. 14, 2019	Mar. 31, 2020	Dec. 31, 2019
Per Unit Cash Distribution (in dollars per share)			$ 0.21	$ 0.21	$ 0.21	$ 0.21	$ 0.21	$ 0.42	$ 0.84
Total Cash Distribution			$ 2,534	$ 2,534	$ 2,534	$ 2,531	$ 2,510	$ 5,096	$ 10,109
Subsequent Event [Member]
Per Unit Cash Distribution (in dollars per share)	[1]	$ 0.21
Total Cash Distribution	[1]	$ 2,562
Affiliated Entity [Member]
Total Cash Distribution	[2]		$ 1,627	$ 1,627	$ 1,624	$ 1,622	$ 1,606	$ 3,275	$ 6,479
Affiliated Entity [Member] | Subsequent Event [Member]
Total Cash Distribution	[1],[2]	$ 1,648

[1] First quarter 2020 distribution was declared and will be paid in the second quarter of 2020.

[2] 64% of the Partnership's outstanding common units at March 31, 2020 were held by affiliates.