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Summary of Significant Accounting Policies (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 28, 2013 | Dec. 29, 2012 | Dec. 31, 2011
Summary of activities for discontinued operations |  |  |
Total revenues |  | $ 1,630 | $ 10,840
Income (loss) from discontinued operations |  | (325) | 653
Gain on sales of aesthetics business |  | 1,149 |
Income from discontinued operations, before income taxes |  | 824 | 653
Income tax (benefit) expense |  | (784) | 184
Income from discontinued operations, net of tax |  | $ 1,608 | $ 469

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