Cumulative amount of allowable exclusions recognized in our calculation of financial covenant ratios.

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- Definition

Expected cash expenditures related to restructuring activity.

+ Details

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- Definition

Net decrease in number of positions.

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- Definition

Percentage of expected number of positions eliminated realized.

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- Details

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Restructuring and Other Charges Textuals.

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- Definition

Restructuring and related cost allowed to be excluded from the calculation of financial covenant ratios.

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- Definition

Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB TOPIC 5.P.4(b))
-URI http://asc.fasb.org/extlink&oid=6394695&loc=d3e140904-122747

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 146
-Paragraph 20
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Emerging Issues Task Force (EITF)
-Number 95-3
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 5
-Section P
-Subsection 3, 4

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The number of positions eliminated during the period as a result of restructuring activities.

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Restructuring and Other Charges (Details Textual) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended	12 Months Ended		24 Months Ended
	Jun. 30, 2011	Jun. 30, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2010
Restructuring And Other Charges (Textual) [Abstract]
Restructuring and Related Costs	2	3	$ 19
Restructuring and Other Charges (Textuals) [Abstract]
Allowable Exclusion of Cash Charges and Expenses, before taxes related to cost reduction initiatives, from our calculation of financial covenant ratios under our senior credit agreement	60	60
Cumulative amount of allowable exclusions recognized in our calculation of financial covenant ratios	12	12
Net decrease in number of positions	60	60
Cost of sales [Member]
Restructuring And Other Charges (Textual) [Abstract]
Restructuring and Related Costs	2	3	14
Depreciation And Amortization Expenses [Member]
Restructuring And Other Charges (Textual) [Abstract]
Restructuring and Related Costs			5
Cozad Plant Closing [Member]
Restructuring And Other Charges (Textual) [Abstract]
Restructuring and Related Costs			10	11
Expected Restructuring and Related Costs settled with Cash					$ 16
Restructuring Related Costs, Expected Number of Positions Eliminated	500	500
Percentage of expected number of positions eliminated realized	95.00%	95.00%