| Component: (Network and Table) | |
|---|---|
| Network | 2434402 - Disclosure - Inventory by Category (Details) (http://www.rexnord.com/role/InventoryByCategoryDetails) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0001439288 (http://www.sec.gov/CIK) |
| Inventory, Net [Abstract] | Period [Axis] | |
|---|---|---|
2013-03-31 | 2012-03-31 | |
Inventory, Net [Abstract] | ||
Finished goods | 203,000,000 | 201,700,000 |
Work in progress | 73,500,000 | 64,700,000 |
Raw materials | 43,000,000 | 41,500,000 |
Inventories at First-in, First-Out (FIFO) cost | 319,500,000 | 307,900,000 |
Adjustment to state inventories at Last-in, First-Out (LIFO) cost | 6,700,000 | 12,400,000 |
Inventories, net | 326,200,000 | 320,300,000 |