Other Assets (Tables)

9 Months Ended

Sep. 30, 2016

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Changes in Carrying Amount of Goodwill

The gross carrying amounts of goodwill and the changes in the carrying amount of goodwill for the nine months ended September 30, 2016 were as follows:

	Olefins Segment		Vinyls Segment		Total
Balance at December 31, 2015	$	29,990	$	32,026	$	62,016
Goodwill acquired during the period	—		863,144		863,144
Effects of changes in foreign exchange rates	—		540		540
Balance at September 30, 2016	$	29,990	$	895,710	$	925,700