| Component: (Network and Table) | |
|---|---|
| Network | 1057 - Disclosure - Components of Inventories (Detail) (http://www.allisontransmission.com/taxonomy/role/DisclosureComponentsOfInventories) |
| Table | Inventory, Current [Table] |
| Reporting Entity [Axis] | 0001411207 (http://www.sec.gov/CIK) |
| Legal Entity [Axis] | Entity [Domain] |
| Inventory [Line Items] | Period [Axis] | |
|---|---|---|
2016-12-31 | 2015-12-31 | |
Purchased parts and raw materials | ||
Work in progress | ||
Service parts | ||
Finished goods | ||
Total inventories | 125,600,000 | 141,400,000 |