Related Party Transactions

6 Months Ended

Jun. 30, 2017

Transactions with NGL Energy and its subsidiaries primarily relate to marketing, leased storage and transportation services of crude oil, including buy/sell transactions. Transactions with White Cliffs primarily relate to leased storage, purchases and sales of crude oil, transportation fees for shipments on the White Cliffs Pipeline, and management fees. Transactions with Glass Mountain primarily relate to transportation fees for shipments on the Glass Mountain Pipeline, fees for support and administrative services associated with pipeline operations and purchases of crude oil.

In accordance with ASC 845-10-15, the buy/sell transactions with NGL Energy and White Cliffs were reported as revenue on a net basis in our condensed consolidated statements of operations and comprehensive income (loss) because the purchases of inventory and subsequent sales of the inventory were with the same counterparty and entered into in contemplation of one another.

During the three months and six months ended June 30, 2017 and 2016, we generated the following transactions with related parties (in thousands):



	Three Months Ended June 30,				Six Months Ended June 30,
	2017		2016		2017		2016
NGL Energy
Revenues	$	2,512	$	8,303	$	24,716	$	16,832
Purchases	$	1,564	$	6,366	$	17,148	$	13,196

White Cliffs
Crude oil revenues	$	—	$	—	$	436	$	—
Storage revenues	$	1,088	$	1,088	$	2,176	$	2,176
Transportation fees	$	2,386	$	2,699	$	5,041	$	5,225
Management fees	$	127	$	121	$	254	$	242
Crude oil purchases	$	4,613	$	3,545	$	8,616	$	3,545

Glass Mountain
Transportation fees	$	2,221	$	1,432	$	4,486	$	3,354
Management fees	$	204	$	198	$	408	$	396
Crude oil purchases	$	—	$	—	$	3,911	$	385