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Restricted Cash / Restricted Assets | 12 Months Ended
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Apr. 30, 2013
Restricted Cash / Restricted Assets |
5. | RESTRICTED CASH / RESTRICTED ASSETS
Restricted cash / restricted assets consists of cash and investments held in trust on deposit with various banks as collateral for our obligations relative to our landfill capping, closure and post-closure costs and other facilities’ closure costs. Cash is also restricted by specific agreements for facilities’ maintenance and other purposes. A summary of restricted cash / restricted assets is as follows:
|  | April 30, |
|  | 2013 |  |  | 2012 |
Current: |  |  |  |  |  |  |  |
Landfill closure |  | $ | 76 |  |  | $ | 76 |
Total |  | $ | 76 |  |  | $ | 76 |
Non Current: |  |  |  |  |  |  |  |
Landfill closure |  | $ | 545 |  |  | $ | 424 |
Total |  | $ | 545 |  |  | $ | 424 |

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- Definition The entire disclosure for assets that are restricted in their use, generally by contractual agreements or regulatory requirements. This would include, but not limited to, a description of the restricted assets and the terms of the restriction. + References No definition available. + Details
Name: | us-gaap_RestrictedAssetsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration