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Inventories (Tables) | 12 Months Ended
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Dec. 31, 2011
Inventory [Abstract] |
Inventories |
|  | Finished |  |  | Work-in- |  |  | Raw |  |  |  |
|  | Goods |  |  | Process |  |  | Materials |  |  | Total |
|  | (In Thousands) |
December 31, 2011: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Climate Control products |  | $ | 6,871 |  |  | $ | 4,855 |  |  | $ | 21,579 |  |  | $ | 33,305 |
Chemical products |  |  | 18,509 |  |  |  | — |  |  |  | 4,063 |  |  |  | 22,572 |
Industrial machinery and components |  |  | 3,629 |  |  |  | — |  |  |  | — |  |  |  | 3,629 |
|  | $ | 29,009 |  |  | $ | 4,855 |  |  | $ | 25,642 |  |  | $ | 59,506 |
December 31, 2010: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Climate Control products |  | $ | 7,486 |  |  | $ | 2,981 |  |  | $ | 18,252 |  |  | $ | 28,719 |
Chemical products |  |  | 21,161 |  |  |  | — |  |  |  | 6,801 |  |  |  | 27,962 |
Industrial machinery and components |  |  | 3,425 |  |  |  | — |  |  |  | — |  |  |  | 3,425 |
|  | $ | 32,072 |  |  | $ | 2,981 |  |  | $ | 25,053 |  |  | $ | 60,106 |
Changes In the Inventory Reserves |
|  | 2011 |  |  | 2010 |  |  | 2009 |
|  | (In Thousands) |
Balance at beginning of year |  | $ | 1,793 |  |  | $ | 1,676 |  |  | $ | 4,141 |
Provisions for (realization of) losses |  |  | 590 |  |  |  | 184 |  |  |  | (2,404 | )
Write-offs and disposals |  |  | (600 | ) |  |  | (67 | ) |  |  | (61 | )
Balance at end of year |  | $ | 1,783 |  |  | $ | 1,793 |  |  | $ | 1,676 |

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- Details
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- Definition Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic -SubTopic -Publisher SEC -Number 210 -Article 5 -Subparagraph a,b,c -Name Regulation S-X (SX) -Paragraph 6 -Section 2 + Details
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