Related Party Transactions

3 Months Ended

Mar. 31, 2018

Transactions with NGL Energy and its subsidiaries primarily relate to crude oil marketing, leased storage and transportation services, 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.

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 ended March 31, 2018 and 2017, we generated the following transactions with related parties (in thousands):



	Three Months Ended March 31,
	2018		2017
NGL Energy
Revenues	$	6,180	$	22,204
Purchases	$	236	$	15,584

White Cliffs
Crude oil revenues	$	—	$	436
Storage revenues	$	1,088	$	1,088
Transportation fees	$	3,623	$	2,655
Management fees	$	133	$	127
Crude oil purchases	$	895	$	4,003