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Inventories (Tables) | 3 Months Ended
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Mar. 31, 2013
Changes in Inventory Reserves | Changes in our inventory reserves are as follows:
|  | Three Months Ended |
|  | March 31, |
|  | 2013 |  |  | 2012 |
|  | (In Thousands) |
Balance at beginning of period |  | $ | 2,793 |  |  | $ | 1,783 |
Provision for (realization of) losses |  |  | (284 | ) |  |  | 5 |
Write-offs and disposals |  |  | (3 | ) |  |  | (83 | )
Balance at end of period |  | $ | 2,506 |  |  | $ | 1,705 |

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- Definition Changes In the Inventory Reserves. + References No definition available. + Details
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Namespace Prefix: | lxu_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration