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Stockholders’ Equity (Details Textual) - USD ($) | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jun. 24, 2016 | Dec. 29, 2017 | Dec. 30, 2016 | Jan. 01, 2016 | Feb. 11, 2016
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Estimated Forfeiture Rate |  | 11.00% |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value |  | $ 5.42 | $ 3.77 | $ 4.14 |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value |  | $ 3,065,000 | $ 1,737,000 | $ 2,048,000 |
Unrecognised Stock Based Compensation Expense |  | 8,151,000 |  |  |
Allocated Share-based Compensation Expense |  | 3,533,000 | 8,827,000 | $ 3,820,000 |
Beneficial Ownership Percentage of Investor |  |  |  |  | 26.00%
Employee Stock Option [Member] |  |  |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Unrecognised Stock Based Compensation Expense |  | 4,616,000 |  |  |
Restricted Stock [Member] |  |  |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Unrecognised Stock Based Compensation Expense |  | $ 3,535,000 |  |  |
2003 Stock Option Plan [Member] |  |  |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Allocated Share-based Compensation Expense |  |  | 6,857,000 |  |
Omnibus Plan [Member] |  |  |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | 13,150,000 |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period |  | 10 years |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized | 1,900,000,000,000 |  |  |  |
Omnibus Plan [Member] | Employee Stock Option [Member] |  |  |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Allocated Share-based Compensation Expense |  |  | 4,569,000 |  |
Omnibus Plan [Member] | Restricted Stock [Member] |  |  |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant |  | 1,098,758 |  |  |
Omnibus Equity Incentive Plan 2003 [Member] |  |  |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Allocated Share-based Compensation Expense |  |  | 6,857,000 |  |
Omnibus Equity Incentive Plan 2003 [Member] | General and Administrative Expense [Member] |  |  |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Allocated Share-based Compensation Expense |  |  | 2,931,000 |  |
Omnibus Equity Incentive Plan 2003 [Member] | Selling and Marketing Expense [Member] |  |  |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Allocated Share-based Compensation Expense |  |  | 1,527,000 |  |
Omnibus Equity Incentive Plan 2003 [Member] | Research and Development Expense [Member] |  |  |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Allocated Share-based Compensation Expense |  |  | 1,838,000 |  |
Omnibus Equity Incentive Plan 2003 [Member] | Cost of Sales [Member] |  |  |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Allocated Share-based Compensation Expense |  |  | 561,000 |  |
Omnibus Equity Incentive Plan 2003 [Member] | Accelerated Charges [Member] |  |  |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Allocated Share-based Compensation Expense |  |  | 3,338,000 |  |
Omnibus Equity Incentive Plan 2003 [Member] | Restricted Stock And Restricted Stock Units [Member] |  |  |  |  |
Schedule of Employee Service Share-based Compensation [Line Items] |  |  |  |  |
Allocated Share-based Compensation Expense |  |  | $ 2,280,000 |  |

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