v2.4.0.6

Other Income, Net (Tables)

12 Months Ended

Dec. 31, 2011

Other Income, Net [Abstract]

Schedule Of Other Income, Net

		Year Ended December 31,
		2011				2010				2009
Management services		$	400			$	850			$	823
Interest income			2,865				1,510				1,382
Franchise taxes			(893	)			(754	)			(585	)
Equity in income of joint ventures			2,890				2,212				3,818
Other			366				653				1,015
		$	5,628			$	4,471			$	6,453

X

- Details

Name:	us-gaap_OtherIncomeAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the detailed components of other nonoperating income and expenses.

+ References

No definition available.

+ Details

Name:	wlk_ScheduleOfOtherNonoperatingIncomeExpenseByComponentTextBlock
Namespace Prefix:	wlk_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration