Equity	9 Months Ended
Sep. 30, 2017
Equity [Abstract]
Equity	7. Equity Following the Partnership’s cash distribution for the second quarter of 2017, the requirement under the Partnership’s partnership agreement for the conversion of all subordinated units was satisfied. As a result, effective August 30, 2017, the 12,686,115 subordinated units owned by Westlake were converted into common units on a one-for-one basis and thereafter participate on terms equal with all other common units in distributions of available cash. On September 29, 2017, the Partnership completed its secondary offering of 5,175,000 common units at a price of $22.00 per unit. Net proceeds to the Partnership from the sale of the units was $110,739, net of underwriting discounts, structuring fees and estimated offering expenses of approximately $3,111.

Equity

9 Months Ended

Sep. 30, 2017

7. Equity

Following the Partnership’s cash distribution for the second quarter of 2017, the requirement under the Partnership’s partnership agreement for the conversion of all subordinated units was satisfied. As a result, effective August 30, 2017, the 12,686,115 subordinated units owned by Westlake were converted into common units on a one-for-one basis and thereafter participate on terms equal with all other common units in distributions of available cash.

On September 29, 2017, the Partnership completed its secondary offering of 5,175,000 common units at a price of $22.00 per unit. Net proceeds to the Partnership from the sale of the units was $110,739, net of underwriting discounts, structuring fees and estimated offering expenses of approximately $3,111.