Segment Information (Tables)

3 Months Ended

Mar. 31, 2015

Segment Reporting [Abstract]

Segment Reporting Information

	Three Months Ended March 31,
	2015			2014
Net external sales
Olefins
Polyethylene	$	409,432		$	487,144
Styrene, feedstock and other	173,645			235,654
Total Olefins	583,077			722,798
Vinyls
PVC, caustic soda and other	416,988			190,527
Building products	103,466			114,351
Total Vinyls	520,454			304,878
	$	1,103,531		$	1,027,676
Intersegment sales
Olefins	$	23,462		$	56,853
Vinyls	370			343
	$	23,832		$	57,196
Income (loss) from operations
Olefins	$	191,103		$	272,333
Vinyls	47,086			(21,114		)
Corporate and other	(8,909		)	(3,164		)
	$	229,280		$	248,055
Depreciation and amortization
Olefins	$	26,939		$	26,647
Vinyls	31,584			19,168
Corporate and other	118			157
	$	58,641		$	45,972
Other income (expense), net
Olefins	$	2,552		$	1,454
Vinyls	5,503			(34		)
Corporate and other	1,041			1,089
	$	9,096		$	2,509
Provision for (benefit from) income taxes
Olefins	$	66,457		$	93,550
Vinyls	12,805			(10,070		)
Corporate and other	(884		)	(105		)
	$	78,378		$	83,375
Capital expenditures
Olefins	$	55,300		$	29,074
Vinyls	36,855			81,120
Corporate and other	3,667			547
	$	95,822		$	110,741

Reconciliation Of Total Segment Income From Operations To Consolidated Income Before Income Taxes

A reconciliation of total segment income from operations to consolidated income before income taxes is as follows:

	Three Months Ended March 31,
	2015			2014
Income from operations	$	229,280		$	248,055
Interest expense	(9,591		)	(9,157		)
Other income, net	9,096			2,509
Income before income taxes	$	228,785		$	241,407

Total Assets

	March 31, 2015		December 31, 2014
Total assets
Olefins	$	1,783,845	$	1,785,895
Vinyls	2,510,470		2,618,646
Corporate and other	885,470		809,449
	$	5,179,785	$	5,213,990