CONSOLIDATED STATEMENTS OF EQUITY AND MEZZANINE EQUITY - USD ($) $ in Thousands	Total	Limited Partners Common Units	Limited Partners Subordinated Units	Limited Partners Preferred Units Series A	Limited Partners Preferred Units Series B	Limited Partners Preferred Units Series C	General Partner	Accumulated Other Comprehensive Income (loss)	Noncontrolling Interest
Balance at Dec. 31, 2017	$ 254,358	$ 288,527	$ 19,641	$ 36,604	$ 58,936		$ (150,519)	$ 968	$ 201
Balance (in units) at Dec. 31, 2017		20,146,458	3,135,109	1,568,402	2,463,015
Increase (decrease) in partners' capital
Net investment of Drop-down Assets	(20,394)						(20,394)
Foreign currency translation adjustment	1,038							1,038
Issuance of Preferred Units, net	603			$ 603
Issuance of Preferred Units, net (in units)		1,721,000		25,000
Issuance of Common Units, net	30,926	$ 30,926
Conversion of subordinated units		$ 18,186	$ (18,186)
Conversion of subordinated units (in units)		3,135,109	(3,135,109)
Distributions	(11,361)	$ (7,959)	$ (1,152)	$ (768)	$ (1,176)		(302)		(4)
Capital contribution to fund general and administrative expense reimbursement	1,202						1,202
Unit-based compensation	70	$ 70
Unit-based compensation (in units)		3,826
Net income	6,741	$ 4,901	$ (303)	768	1,176		195		4
Balance at Mar. 31, 2018	263,183	$ 334,651		$ 37,207	$ 58,936		(169,818)	2,006	201
Balance (in units) at Mar. 31, 2018		25,005,542		1,593,149	2,463,015
Balance at Dec. 31, 2018	337,677	$ 411,158		$ 37,207	$ 58,936		(167,019)	(2,806)	201
Balance (in units) at Dec. 31, 2018		25,327,801		1,593,149	2,463,015	2,000,000
Increase (decrease) in partners' capital
Foreign currency translation adjustment	1,743							1,743
Distributions	(11,494)	$ (9,312)		$ (788)	$ (1,189)		(197)		(8)
Capital contribution from Sponsor	994						994
Other deemed contributions	197						197
Unit-based compensation	130	$ 130
Unit-based compensation (in units)		10,631
Net income	5,937	$ 3,755		788	1,189		197		8
Balance at Mar. 31, 2019	$ 335,184	$ 405,731		$ 37,207	$ 58,936		$ (165,828)	$ (1,063)	$ 201
Balance (in units) at Mar. 31, 2019		25,338,432		1,593,149	2,463,015	2,000,000
Temporary equity, Balance at Dec. 31, 2018						$ 47,308
Increase (Decrease) in temporary equity
Temporary equity, Distributions						(917)
Temporary equity, Net income						1,273
Temporary equity, Balance at Mar. 31, 2019						$ 47,664