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Restructuring (Tables) | 3 Months Ended
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Oct. 31, 2013
Restructuring and Related Activities [Abstract] |
Schedule of restructuring-related costs |
|  | Three Months Ended October 31, |
|  | 2013 |  |  | 2012 |
General and Administrative |  |  |  |  |  |
Severance |  | $ | 1,569 |  |  | $ | 286 |
Relocation |  |  | 58 |  |  |  | - |
Total general and administrative |  | $ | 1,627 |  |  | $ | 286 |
Yard Operations |  |  |  |  |  |  |  |
Severance |  | $ | - |  |  | $ | - |
Relocation |  |  | 18 |  |  |  | 39 |
Total yard operations |  | $ | 18 |  |  | $ | 39 |
Schedule of movements in severance accrual |
|  | Balance at July 31, 2013 |  |  | Expense |  |  | Payments |  |  | Balance at October 31, 2013 |
Severance |  | $ | 2,224 |  |  | $ | 1,569 |  |  | $ | 150 |  |  | $ | 3,643 |

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- Definition Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 + Details
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