Consolidated Statements of Partners' Capital Statement - USD ($) $ in Thousands	Total	Accumulated other comprehensive income (loss)	Limited Partner Common units	Limited Partner Class A units	Limited Partner Subordinated units	General Partner
Partners' capital account beginning balance (Predecessor Partner Interest) at Dec. 31, 2013	$ 4,003
Partners' capital account beginning balance at Dec. 31, 2013	2,603	$ (1,400)
Increase (Decrease) in Partners' Capital [Roll Forward]
Net income | Predecessor Partner Interest	6,402
Net income	6,402		$ 594	$ 0	$ 5,680	$ 128
Distributions, predecessor partner interest | Predecessor Partner Interest	(15,790)
Cumulative translation adjustment	(1,395)	(1,395)
Partners' capital account ending balance (Predecessor Partner Interest) at Dec. 31, 2012	13,391
Partners' capital account ending balance at Dec. 31, 2012		(5)
Partners' capital account beginning balance at Dec. 31, 2014	38,195	(18)	$ 127,865	$ 550	$ (90,214)	$ 12
Increase (Decrease) in Partners' Capital [Roll Forward]
Units issued (in units)				250,000
Allocation of partnership interests (in units)			1,093,545		10,463,545	427,083
Allocation of partnership interests | Predecessor Partner Interest	(3,199)
Allocation of partnership interests			$ 60		$ 558	$ 22
Proceeds from IPO (in units)			9,120,000
Proceeds from IPO			$ 137,495
Net income | Predecessor Partner Interest	(7,206)		(668)	$ 0	(6,394)	(144)
Net income	(7,678)		(228)		(234)	$ (10)
Unit based compensation expense				$ 550
Distributions			$ (9,462)		$ (90,538)
Forfeited units (in units)				(30,000)
Contributions, predecessor partner interest | Predecessor Partner Interest	14,233
Distributions, predecessor partner interest | Predecessor Partner Interest	(7,831)
Cumulative translation adjustment	1,382	1,382
Partners' capital account ending balance (Predecessor Partner Interest) at Dec. 31, 2013	4,003
Partners' capital account ending balance at Dec. 31, 2013	2,603	(1,400)
Partners' capital account ending balance (in units) at Dec. 31, 2014			10,213,545	220,000	10,463,545	427,083
Partners' capital account beginning balance at Dec. 31, 2015	49,760	(138)	$ 141,374	$ 1,749	$ (93,445)	$ 220
Increase (Decrease) in Partners' Capital [Roll Forward]
Units issued (in units)			1,733,582			34,053
Units issued			$ 15,325	0		$ 335
Net income	17,693		8,605	153	8,581	354
Unit based compensation expense			1,109	1,500
Distributions			(11,530)	$ (209)	(11,812)
Forfeited units (in units)				(35,000)
Forfeited units				$ (245)
Distributions, general partner						(481)
Cumulative translation adjustment	(120)	(120)
Partners' capital account ending balance at Dec. 31, 2014	$ 38,195	$ (18)	$ 127,865	$ 550	$ (90,214)	$ 12
Partners' capital account ending balance (in units) at Dec. 31, 2015			11,947,127	185,000	10,463,545	461,136