v2.4.0.6

Prepaid and Other Current Assets (Tables) | 12 Months Ended
--- | ---
Mar. 31, 2013
Schedule Of Prepaid And Other Current Assets | Prepaid and other current assets consist of the following:
|  | March 31, |
|  | 2013 |  |  | 2012 |
Prepaid non-income taxes |  | $ | 27,525 |  |  | $ | 23,737 |
Prepaid income taxes |  |  | 16,145 |  |  |  | 7,716 |
Non-trade receivables |  |  | 6,096 |  |  |  | 8,247 |
Other |  |  | 14,053 |  |  |  | 12,693 |
Total |  | $ | 63,819 |  |  | $ | 52,393 |

X
- Definition Schedule Of Prepaid And Other Current Assets [Table Text Block]. + References No definition available. + Details
Name: | ens_ScheduleOfPrepaidAndOtherCurrentAssetsTableTextBlock
Namespace Prefix: | ens_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration