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ACCRUED WARRANTY (Tables) | 6 Months Ended
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Jun. 30, 2012
Accrued Warranty | Changes in the accrued warranty for the six month period ended June 30, 2012 are as follows:
Beginning Balance, December 31, 2011 |  | $ | 1,318,000 |
Additions |  |  | 1,237,000 |
Claim and reversals |  |  | (1,524,000 | )
Ending Balance, June 30, 2012 |  | $ | 1,031,000 |

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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249 + Details
Name: | us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration