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Stockholders’ Equity (Details Textual) - USD ($) $ / shares in Units, $ in Thousands	1 Months Ended	12 Months Ended
	Jun. 24, 2016	Dec. 30, 2016	Jan. 01, 2016	Jan. 02, 2015	Feb. 11, 2016
Schedule of Employee Service Share-based Compensation [Line Items]
Estimated Forfeiture Rate		9.00%
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value		$ 3.77	$ 4.14	$ 6.81
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value		$ 1,700	$ 2,000	$ 5,500
Unrecognised Stock Based Compensation Expense			3,500
Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Grants In Period, Gross		781,000
Allocated Share-based Compensation Expense		$ 8,827	$ 3,820	$ 4,969
Beneficial Ownership Percentage of Investor					26.00%
Employee Stock Option [Member]
Schedule of Employee Service Share-based Compensation [Line Items]
Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Grants In Period, Gross		1,900,000
Restricted Stock [Member]
Schedule of Employee Service Share-based Compensation [Line Items]
Share-Based Compensation Arrangement By Share-Based Payment Award, Options, Grants In Period, Gross		1,600,000
2003 Stock Option Plan [Member]
Schedule of Employee Service Share-based Compensation [Line Items]
Allocated Share-based Compensation Expense		$ 6,900
Omnibus Plan [Member]
Schedule of Employee Service Share-based Compensation [Line Items]
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
Omnibus Plan [Member] | Employee Stock Option [Member]
Schedule of Employee Service Share-based Compensation [Line Items]
Allocated Share-based Compensation Expense		$ 4,600
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		2,209,347
Omnibus Equity Incentive Plan 2003 [Member]
Schedule of Employee Service Share-based Compensation [Line Items]
Allocated Share-based Compensation Expense		$ 6,900
Share-based Compensation Arrangement by Share-based Payment Award Accelerated Compensation Cost		3,300
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		2,900
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		1,500
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		1,900
Omnibus Equity Incentive Plan 2003 [Member] | Cost of Sales [Member]
Schedule of Employee Service Share-based Compensation [Line Items]
Allocated Share-based Compensation Expense		600
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		$ 2,300

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Percentage of beneficial ownership percentage of an outside investor.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
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