Segment Information (Tables)

3 Months Ended

Mar. 31, 2017

Segment Reporting [Abstract]

Segment Reporting Information

	Three Months Ended March 31,
	2017		2016
Net external sales
Olefins
Polyethylene	$	385,942	$	346,032
Styrene, feedstock and other	157,053		84,988
Total Olefins	542,995		431,020
Vinyls
PVC, caustic soda and other	1,131,129		430,902
Building products	268,492		113,265
Total Vinyls	1,399,621		544,167
	$	1,942,616	$	975,187
Intersegment sales
Olefins	$	85,944	$	27,949
Vinyls	292		364
	$	86,236	$	28,313

	Three Months Ended March 31,
	2017			2016
Income (loss) from operations
Olefins	$	179,817		$	149,235
Vinyls	71,441			62,116
Corporate and other	(15,960		)	(9,075		)
	$	235,298		$	202,276
Depreciation and amortization
Olefins	$	41,040		$	28,697
Vinyls	107,273			36,287
Corporate and other	1,956			730
	$	150,269		$	65,714
Other income (expense), net
Olefins	$	1,370		$	1,513
Vinyls	3,878			(1,519		)
Corporate and other	(177		)	2,651
	$	5,071		$	2,645
Provision for (benefit from) income taxes
Olefins	$	57,811		$	52,533
Vinyls	14,958			17,270
Corporate and other	(16,886		)	(503		)
	$	55,883		$	69,300
Capital expenditures
Olefins	$	25,350		$	95,152
Vinyls	108,081			40,256
Corporate and other	854			920
	$	134,285		$	136,328

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,
	2017			2016
Income from operations	$	235,298		$	202,276
Interest expense	(39,776		)	(6,685		)
Other income, net	5,071			2,645
Income before income taxes	$	200,593		$	198,236

Total Assets

	March 31, 2017		December 31, 2016
Total assets
Olefins	$	2,120,429	$	2,092,617
Vinyls	8,214,203		8,287,204
Corporate and other	390,198		510,432
	$	10,724,830	$	10,890,253