CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDER'S EQUITY UNAUDITED (USD $) In Millions	Common stock [Member]	Additional paid-in capital [Member]	Retained earnings [Member]	Accumulated other comprehensive income [Member]	Noncontrolling interests [Member]	Total	Comprehensive income (loss) [Member]
Balance at Dec. 31, 2009	$ 745	$ 2	$ 3,062	$ 264	$ 70	$ 4,143
Adjustment to adopt consolidation of variable-interest entities			(6)	3		(3)
Profit of consolidated companies			135		5	140	140
Dividend paid to Cat Inc.			(600)			(600)
Foreign currency transalation, net of tax				(371)	1	(370)	(370)
Derivative financial instruments
Derivative financial instruments: Gains (losses) deferred, net of tax				(5)		(5)	(5)
Derivative financial instruments: Gains (losses) reclassified to earnings, net of tax				21		21	21
Balance at Jun. 30, 2010	745	2	2,591	(88)	76	3,326	(214)
Balance at Dec. 31, 2010	745	2	2,734	217	83	3,781
Profit of consolidated companies			190		8	198	198
Dividend paid to Cat Inc.			(300)			(300)
Foreign currency transalation, net of tax				249	2	251	251
Derivative financial instruments
Derivative financial instruments: Gains (losses) deferred, net of tax				(1)		(1)	(1)
Derivative financial instruments: Gains (losses) reclassified to earnings, net of tax				9		9	9
Balance at Jun. 30, 2011	$ 745	$ 2	$ 2,624	$ 474	$ 93	$ 3,938	$ 457

Cumulative effect of initial adoption of consolidation of variable-interest entities guidance on retained earnings and accumulated other comprehensive income, net of tax.

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Cash divident declared and paid to parent company.

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- Definition

This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses and taxes from ongoing operations before extraordinary items, cumulative effects of changes in accounting principles, and noncontrolling interest.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 95
-Paragraph 28

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Accounting Research Bulletin (ARB)
-Number 51
-Paragraph 29

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- Definition

Adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into functional currency of the reporting entity, net of tax.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 52
-Paragraph 13, 20, 31

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Accounting Research Bulletin (ARB)
-Number 51
-Paragraph 38
-Subparagraph c(3)

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-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 130
-Paragraph 24
-Subparagraph b

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-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 130
-Paragraph 14, 17, 19, 26

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Net of tax effect of the reclassification adjustment for accumulated gains and losses from derivative instrument designated and qualifying as the effective portion of cash flow hedges included in accumulated comprehensive income that was realized in net income during the period.

+ References

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-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 130
-Paragraph 18, 19

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-Publisher AICPA
-Name Accounting Research Bulletin (ARB)
-Number 51
-Paragraph 38
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- Definition

Change in accumulated gains and losses from derivative instrument designated and qualifying as the effective portion of cash flow hedges, net of tax effect. The after tax effect change includes an entity's share of an equity investee's increase (decrease) in deferred hedging gains or losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 130
-Paragraph 17, 20

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-Name Statement of Financial Accounting Standard (FAS)
-Number 130
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-Name Accounting Research Bulletin (ARB)
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-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 133
-Paragraph 46

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- Definition

Total of Stockholders' Equity (deficit) items, net of receivables from officers, directors owners, and affiliates of the entity including portions attributable to both the parent and noncontrolling interests (previously referred to as minority interest), if any. The entity including portions attributable to the parent and noncontrolling interests is sometimes referred to as the economic entity. This excludes temporary equity and is sometimes called permanent equity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Accounting Research Bulletin (ARB)
-Number 51
-Paragraph 25

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-Publisher AICPA
-Name Accounting Research Bulletin (ARB)
-Number 51
-Paragraph A3
-Appendix A

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