| **Segment Information (Tables)**                            | 12 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
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| **Segment Reporting [Abstract]**                            |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
| Segment information                                         | Supplemental segment data and reconciliations to consolidated external reporting for the years ended December 31 was as follows:(Millions of dollars) 2012Revenues SegmentProfit InterestExpense Depreciationon equipmentleased toothers Provisionforcreditlosses SegmentAssets atDecember 31,2012 CapitalexpendituresNorth America$950 $258 $288 $274 $15 $11,945 $565Europe and CPF466 97 122 76 65 7,598 243Asia/Pacific399 142 145 23 24 5,956 133Latin America389 122 130 64 26 4,817 172Mining451 61 90 250 27 3,225 545Total Segments2,655 680 775 687 157 33,541 1,658Unallocated62 (93) 46 1 — 1,409 —Timing(24) (11) 5 — 4 17 2Methodology— 15 (25) — — (61) —Inter-segment Eliminations— — — — — (164) —Total$2,693 $591 $801 $688 $161 $34,742 $1,660               2011Revenues SegmentProfit InterestExpense Depreciationon equipmentleased toothers Provisionforcreditlosses SegmentAssets atDecember 31,2011 CapitalexpendituresNorth America$966 $221 $314 $276 $34 $11,177 $530Europe and CPF502 53 148 89 105 6,601 118Asia/Pacific333 111 130 16 28 4,557 42Latin America350 110 128 47 17 3,947 175Mining446 76 87 260 3 2,645 321Total Segments2,597 571 807 688 187 28,927 1,186Unallocated70 (55) 22 2 2 1,350 3Timing(22) (6) 12 — (13) 67 1Methodology— (6) (14) — — 15 —Inter-segment Eliminations— — — — — (247) —Total$2,645 $504 $827 $690 $176 $30,112 $1,190               2010Revenues SegmentProfit InterestExpense Depreciationon equipmentleased toothers Provisionforcreditlosses SegmentAssets atDecember 31,2010 CapitalexpendituresNorth America$985 $46 $380 $302 $120 $11,111 $512Europe and CPF498 79 182 92 50 6,884 120Asia/Pacific441 96 138 133 25 4,315 21Latin America297 101 121 29 9 3,391 109Mining252 48 62 131 (3) 1,523 156Total Segments2,473 370 883 687 201 27,224 918Unallocated104 (19) 28 3 — 1,617 40Timing(25) (31) 14 — 12 113 1Methodology— 9 (8) — — (21) —Inter-segment Eliminations— — — — — (181) —Total$2,552 $329 $917 $690 $213 $28,752 $959               |
| Revenue and Equipment, Inside and outside the United States | Inside and outside the United States: (Millions of dollars)        2012 2011 2010Revenues      Inside U.S. $1,142 $1,112 $1,138Inside Canada 347 374 362Inside Australia 301 259 222All other 903 900 830Total $2,693 $2,645 $2,552       Equipment on Operating Leases and Non-Leased  Equipment (included in Other Assets), Net 2012 2011 2010Inside U.S. $1,218 $986 $1,044Inside Canada 761 771 818Inside Australia 342 314 343All other 742 592 567Total $3,063 $2,663 $2,772                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |

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| - Definition
Tabular disclosure of information concerning material long-lived assets (excluding financial instruments, customer relationships with financial institutions, mortgage and other servicing rights, deferred policy acquisition costs, and deferred taxes assets) located in identified geographic areas and/or the amount of revenue from external customers attributed to that country from which revenue is material.  An entity may also provide subtotals of geographic information about groups of countries.
+ References
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| - Definition
Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.
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