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Share-Based Compensation (Tables) | 3 Months Ended
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Mar. 29, 2013
Share Based Compensation Expense | The table below summarizes share-based compensation expense recorded in the consolidated statement of operations under the 2010 Incentive Award Plan (in thousands):
|  | Three Months Ended |
|  | March 29, 2013 |  |  | March 30, 2012 |
Selling, general and administrative |  | $ | 1,483 |  |  | $ | 1,251 |
Research and development and engineering |  |  | 34 |  |  |  | 18 |
Cost of sales |  |  | 27 |  |  |  | 13 |
Total share-based compensation expense |  | $ | 1,544 |  |  | $ | 1,282 |
2010 Incentive Award Plan |
Restricted Stock Issued and Outstanding | The table below summarizes activities relating to restricted stock units issued and outstanding under the 2010 Incentive Award Plan during the three months ended March 29, 2013:
|  | Restricted Stock Units (In thousands) |  |  | Weighted Average Grant Date Fair Value |
Unvested at December 31, 2012 |  |  | 804 |  |  | $ | 10.90 |
Granted |  |  | 384 |  |  | $ | 9.73 |
Vested |  |  | (190 | ) |  | $ | 11.83 |
Forfeited |  |  | — |  |  |  | — |
Unvested at March 29, 2013 |  |  | 998 |  |  | $ | 10.27 |
Expected to vest as of March 29, 2013 |  |  | 976 |  |  |  |  |

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- Definition Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph g(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -Subparagraph 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 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=6793087&loc=d3e301413-122809 + Details
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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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