Segment Information

3 Months Ended

Mar. 31, 2012

Segment Information [Abstract]

Segment Information

14. Segment Information

The Company operates in two principal business segments: Olefins and Vinyls. These segments are strategic business units that offer a variety of different products. The Company manages each segment separately as each business requires different technology and marketing strategies.

	Three Months Ended March 31,
	2012			2011
Net external sales
Olefins
Polyethylene	$	445,420		$	446,703
Ethylene, styrene and other		286,851			158,377
Total Olefins		732,271			605,080
Vinyls
PVC, caustic soda and other		214,383			191,857
Building products		88,213			70,315
Total Vinyls		302,596			262,172
	$	1,034,867		$	867,252
Intersegment sales
Olefins	$	101,457		$	106,270
Vinyls		388			320
	$	101,845		$	106,590
Income (loss) from operations
Olefins	$	129,207		$	145,256
Vinyls		21,082			(2,848	)
Corporate and other		(4,664	)		(1,771	)
	$	145,625		$	140,637
Depreciation and amortization
Olefins	$	23,763		$	21,644
Vinyls		11,509			10,774
Corporate and other		122			160
	$	35,394		$	32,578
Other income, net
Olefins	$	956		$	180
Vinyls		240			511
Corporate and other		151			516
	$	1,347		$	1,207
Provision for (benefit from) income taxes
Olefins	$	42,175		$	48,291
Vinyls		6,016			(2,153	)
Corporate and other		(1,209	)		(758	)
	$	46,982		$	45,380
Capital expenditures
Olefins	$	17,480		$	17,950
Vinyls		46,841			10,784
Corporate and other		581			74
	$	64,902		$	28,808

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

	Three Months Ended March 31,
	2012			2011
Income from operations	$	145,625		$	140,637
Interest expense		(12,177	)		(12,920	)
Other income, net		1,347			1,207
Income before income taxes	$	134,795		$	128,924

	March 31, 2012		December 31, 2011
Total assets
Olefins	$	1,413,225	$	1,441,752
Vinyls		862,549		824,825
Corporate and other		1,054,273		1,000,244
	$	3,330,047	$	3,266,821