-- None. No documentation exists for this element. --

No definition available.

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- Definition

Number of significant customers disclosed

+ References

No definition available.

+ Details

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524

+ Details

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- Definition

Post-modification amount of investment in financing receivables modified by troubled debt restructurings.

+ References

+ Details

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Period Type:	duration

- Definition

Pre-modification amount of investment in financing receivables modified by troubled debt restructurings.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Reflects the unfunded portion of contractual agreements to lend funds to borrowers for loans whose terms have been modified by troubled debt restructuring.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=82895541&loc=d3e18794-111554

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Cat Financial Financing Activities (Details 5) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018 USD ($) Contracts	Jun. 30, 2017 USD ($) Customer Contracts	Jun. 30, 2018 USD ($) Contracts	Jun. 30, 2017 USD ($) Contracts	Dec. 31, 2017 USD ($)
Customer
Finance receivables modified as TDRs
Number of Contracts (in contracts) \| Contracts	19	73	37	103
Pre-TDR Outstanding Recorded Investment	$ 57	$ 254	$ 98	$ 378
Post-TDR Outstanding Recorded Investment	$ 24	$ 247	$ 65	$ 360
Customer \| North America
Finance receivables modified as TDRs
Number of Contracts (in contracts) \| Contracts	17	17	30	26
Pre-TDR Outstanding Recorded Investment	$ 7	$ 8	$ 13	$ 9
Post-TDR Outstanding Recorded Investment	$ 7	$ 7	$ 13	$ 8
Customer \| Europe
Finance receivables modified as TDRs
Number of Contracts (in contracts) \| Contracts			0	1
Pre-TDR Outstanding Recorded Investment			$ 0	$ 0
Post-TDR Outstanding Recorded Investment			$ 0	$ 0
Customer \| Asia Pacific
Finance receivables modified as TDRs
Number of Contracts (in contracts) \| Contracts	0	1	0	6
Pre-TDR Outstanding Recorded Investment	$ 0	$ 0	$ 0	$ 39
Post-TDR Outstanding Recorded Investment	$ 0	$ 0	$ 0	$ 30
Customer \| Mining
Finance receivables modified as TDRs
Number of Contracts (in contracts) \| Contracts			1	2
Pre-TDR Outstanding Recorded Investment			$ 29	$ 57
Post-TDR Outstanding Recorded Investment			$ 29	$ 56
Customer \| Latin America
Finance receivables modified as TDRs
Number of Contracts (in contracts) \| Contracts	0	7	1	14
Pre-TDR Outstanding Recorded Investment	$ 0	$ 3	$ 3	$ 5
Post-TDR Outstanding Recorded Investment	$ 0	$ 3	$ 3	$ 5
Customer \| Caterpillar Power Finance
Finance receivables modified as TDRs
Number of Contracts (in contracts) \| Contracts	2	48	5	54
Pre-TDR Outstanding Recorded Investment	$ 50	$ 243	$ 53	$ 268
Post-TDR Outstanding Recorded Investment	$ 17	$ 237	$ 20	$ 261
Dealer
Finance receivables modified as TDRs
Number of Contracts (in contracts) \| Contracts	0	0	0	0
Finance Receivables \| Customer
Finance receivables modified as TDRs
Remaining Commitments	$ 0		$ 0		$ 0
Significant Amount of Amount Disclosed Represented by a Certain Number of Customers [Member] \| Customer \| Caterpillar Power Finance
Finance receivables modified as TDRs
Number of Contracts (in contracts) \| Contracts		42
Pre-TDR Outstanding Recorded Investment		$ 175
Post-TDR Outstanding Recorded Investment		$ 175
Number of Significant Customers Disclosed \| Customer		3