v2.4.0.6

Business Segment and Geographic Region Information (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Segment Reporting Information [Line Items] |  |  |
Total business acquistion transaction cost | $ 178 | $ 0 | $ 0
Business segment acquisition integration pretax charges | 33 | 14 | 40
Entity-wide revenue, major customer, amount | 0 | 0 | 0
Business Segment Information |  |  |
Net sales | 16,311 | 16,049 | 13,715
Segment operating profit | 2,216 | 2,260 | 1,700
Amortization of intangible assets | (195) | (190) | (181)
Interest expense-net | (208) | (118) | (136)
Pension and other postretirement benefits expense | (162) | (142) | (120)
Inventory valuation write-off | (42) | (5) | 0
Other corporate expense-net | (358) | (252) | (227)
Income before income taxes | 1,251 | 1,553 | 1,036
Income tax expense | 31 | 201 | 99
Net income | 1,220 | 1,352 | 937
Less net income for noncontrolling interests | (3) | (2) | (8)
Net income attributable to Eaton ordinary shareholders | 1,217 | 1,350 | 929
Electrical Americas [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Business segment acquisition integration pretax charges | 7 | 8 | 2
Business Segment Information |  |  |
Net sales | 4,517 | 4,192 | 3,675
Segment operating profit | 749 | 605 | 529
Electrical Rest of World [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Business segment acquisition integration pretax charges | 8 | 2 | 33
Business Segment Information |  |  |
Net sales | 2,731 | 2,984 | 2,748
Segment operating profit | 249 | 278 | 264
Cooper [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Business segment acquisition integration pretax charges | 2 | 0 | 0
Business Segment Information |  |  |
Net sales | 470 | 0 | 0
Segment operating profit | 66 | 0 | 0
Hydraulics [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Business segment acquisition integration pretax charges | 16 | 4 | 1
Business Segment Information |  |  |
Net sales | 2,960 | 2,835 | 2,212
Segment operating profit | 369 | 438 | 279
Aerospace [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Business segment acquisition integration pretax charges | 0 | 0 | 4
Business Segment Information |  |  |
Net sales | 1,719 | 1,648 | 1,536
Segment operating profit | 213 | 244 | 220
Truck [Member] |  |  |
Business Segment Information |  |  |
Net sales | 2,309 | 2,644 | 1,997
Segment operating profit | 420 | 486 | 245
Automotive [Member] |  |  |
Business Segment Information |  |  |
Net sales | 1,605 | 1,746 | 1,547
Segment operating profit | 150 | 209 | 163
All Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Business segment acquisition integration pretax charges | $ 33 | $ 14 | $ 40

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