Organization and Nature of Operations - Narrative (Details)	Sep. 20, 2016 $ / shares shares
Over-Allotment Option | Common Units
Subsidiary, Sale of Stock [Line Items]
Sold (in units) | shares	1,875,000
IPO | Common Units
Subsidiary, Sale of Stock [Line Items]
Sold (in units) | shares	14,375,000
Price ($ per unit) | $ / shares	$ 22.50
Price, net ($ per unit) | $ / shares	$ 21.20625
White Cliffs Pipeline
Subsidiary, Sale of Stock [Line Items]
Non-controlling ownership	3.33%