| Component: (Network and Table) | |
|---|---|
| Network | 2449402 - Disclosure - Warranty (Detail) (http://www.enersys.com/role/WarrantyDetail) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0001289308 (http://www.sec.gov/CIK) |
| Commitments and Contingencies Disclosure [Abstract] | Period [Axis] | ||
|---|---|---|---|
2015-04-01 - 2016-03-31 | 2014-04-01 - 2015-03-31 | 2013-04-01 - 2014-03-31 | |
Commitments and Contingencies Disclosure [Abstract] | |||
Product Warranty Accrual [Roll Forward] | |||
Balance at beginning of period | |||
Current year provisions | |||
Costs incurred | ( | ( | ( |
Fair value of warranty reserves of acquired businesses | |||
Foreign currency translation adjustment | ( | ||
Balance at end of period | 39,810,000 | 40,426,000 | |