| ($ in millions) | |||||||
| At December 31: | 2013 | 2012* | |||||
| Income tax reserves | $ | 3,189 | $ | 2,527 | |||
| Excess 401(k) Plus Plan | 1,673 | 1,501 | |||||
| Disability benefits | 699 | 890 | |||||
| Derivative liabilities | 126 | 78 | |||||
| Special restructuring actions | 440 | 430 | |||||
| Workforce reductions | 500 | 473 | |||||
| Deferred taxes | 1,741 | 448 | |||||
| Other taxes payable | 186 | 24 | |||||
| Environmental accruals | 231 | 216 | |||||
| Warranty accruals | 171 | 167 | |||||
| Asset retirement obligations | 129 | 127 | |||||
| Acquisition-related accruals | 205 | 35 | |||||
| Other | 644 | 691 | |||||
| Total | $ | 9,934 | $ | 7,607 | |||
| * Reclassified to conform with 2013 presentation. | |||||||