| Supplemental Balance Sheet Disclosures [Text Block] |
Balance Sheet Components The following table summarizes the components of other current assets, other assets, net, other current liabilities and other long-term liabilities on the Company’s consolidated balance sheet as of December 31, 2011 and 2010: | | | | | | | | | | December 31, | | 2011 | | 2010 | Other current assets: | | | | Deposits | $ | 338 |
| | $ | 407 |
| Assets held for sale | 2,824 |
| | 2,824 |
| Deferred income taxes | 14,004 |
| | 12,686 |
| Income taxes receivable | 3,063 |
| | — |
| Other receivables | 6,478 |
| | 5,310 |
| | $ | 26,707 |
| | $ | 21,227 |
| Other assets, net: | | | | Deferred financing costs | $ | 6,631 |
| | $ | 6,039 |
| Cash value life insurance | 1,426 |
| | 1,513 |
| Other | 2,165 |
| | 4,281 |
| | $ | 10,222 |
| | $ | 11,833 |
| Other current liabilities: | | | | Accrued interest | $ | 2,099 |
| | $ | 3,206 |
| Accrued other taxes | 2,005 |
| | 2,497 |
| Accrued income taxes | — |
| | 1,066 |
| Accrued rebates | 7,969 |
| | 4,090 |
| Accrued employee separation and plant closure costs | 1,113 |
| | 2,578 |
| Accrued other | 11,467 |
| | 12,376 |
| | $ | 24,653 |
| | $ | 25,813 |
| Other long-term liabilities: | | | | Accrued environmental | $ | 4,745 |
| | $ | 6,355 |
| Accrued contingent consideration | 6,150 |
| | 5,845 |
| Accrued contingencies and other | 1,462 |
| | 1,034 |
| | $ | 12,357 |
| | $ | 13,234 |
|
|