| Component: (Network and Table) | |
|---|---|
| Network | 100510 - Disclosure - Inventories - Summary of Inventories (Detail) (http://www.altramotion.com/20161231/taxonomy/role/DisclosureInventoriesSummaryOfInventoriesDetail) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0001374535 (http://www.sec.gov/CIK) |
| Inventory Disclosure [Abstract] | Period [Axis] | |
|---|---|---|
2016-12-31 | 2015-12-31 | |
Inventory Disclosure [Abstract] | ||
Raw materials | ||
Work in process | ||
Finished goods | ||
Inventories, net | 139,840,000 | 121,156,000 |