Other Assets	6 Months Ended
Jun. 30, 2016
Other Assets [Abstract]
Other Assets	Other Assets Amortization expense on intangible and other assets of $9,394 and $9,455 is included in the consolidated statements of operations for the three months ended June 30, 2016 and 2015, respectively. Amortization expense on intangible and other assets of $19,164 and $18,816 is included in the consolidated statements of operations for the six months ended June 30, 2016 and 2015, respectively. Goodwill Goodwill for the Olefins segment was $29,990 at June 30, 2016 and December 31, 2015. Goodwill for the Vinyls segment was $32,026 at June 30, 2016 and December 31, 2015. There were no changes in the carrying amount of goodwill for either operating segment for the six months ended June 30, 2016.

Other Assets

Amortization expense on intangible and other assets of $9,394 and $9,455 is included in the consolidated statements of operations for the three months ended June 30, 2016 and 2015, respectively. Amortization expense on intangible and other assets of $19,164 and $18,816 is included in the consolidated statements of operations for the six months ended June 30, 2016 and 2015, respectively.

Goodwill

Goodwill for the Olefins segment was $29,990 at June 30, 2016 and December 31, 2015. Goodwill for the Vinyls segment was $32,026 at June 30, 2016 and December 31, 2015. There were no changes in the carrying amount of goodwill for either operating segment for the six months ended June 30, 2016.