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Accrued Warranty | 12 Months Ended
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Dec. 31, 2011
Accrued Warranty | 9. Accrued Warranty The Company warrants its products against defect for 12 months. A provision for estimated future costs and estimated returns for credit relating to warranty is recorded in the period when product is shipped and revenue recognized, and is updated as additional information becomes available. The Company’s estimate of future costs to satisfy warranty obligations is based primarily on historical warranty expense experienced and a provision for potential future product failures. Changes in the accrued warranty for fiscal years 2011 and 2010 are as follows:
|  | Fiscal Year Ended |
|  | December 31, 2011 |  |  | December 25, 2010 |
Beginning Balance |  | $ | 1,300,000 |  |  | $ | 1,600,000 |
Additions |  |  | 1,442,000 |  |  |  | 757,000 |
Claim and reversals |  |  | (1,424,000 | ) |  |  | (1,057,000 | )
Ending Balance |  | $ | 1,318,000 |  |  | $ | 1,300,000 |

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- Definition The entire disclosure for standard and extended product warranties and other product guarantee contracts, including a tabular reconciliation of the changes in the guarantor's aggregate product warranty liability for the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Interpretation (FIN) -Number 45 -Paragraph 14 -Subparagraph a, b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: 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
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