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Employee Benefit Plans (Tables) | 12 Months Ended
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Jan. 03, 2014
Swiss Plan [Member] |
Schedule of Defined Benefit Plans Disclosures [Table Text Block] | The following table shows the changes in the benefit obligation and plan assets and the Swiss Plan’s funded status as of January 3, 2014 and December 28, 2012:
|  | 2013 |  | 2012 |
Change in Projected Benefit Obligation: |  |  |  |  |  |  |
Projected benefit obligation, beginning of period |  | $ | 4,853 |  | $ | 4,710 |
Service cost |  |  | 320 |  |  | 301 |
Interest cost |  |  | 101 |  |  | 116 |
Participant contributions |  |  | 239 |  |  | 234 |
Benefits paid |  |  | (157) |  |  | (639) |
Actuarial (gain) loss on obligation |  |  | (173) |  |  | 131 |
Projected benefit obligation, end of period |  | $ | 5,183 |  | $ | 4,853 |
Change in Plan Assets: |  |  |  |  |  |  |
Plan assets at fair value, beginning of period |  | $ | 3,053 |  | $ | 3,058 |
Actual return on plan assets (including foreign currency impact) |  |  | 144 |  |  | 166 |
Employer contributions |  |  | 239 |  |  | 234 |
Participant contributions |  |  | 239 |  |  | 234 |
Benefits paid |  |  | (158) |  |  | (639) |
Plan assets at fair value, end of period |  | $ | 3,517 |  | $ | 3,053 |
Funded status (pension liability), end of year |  | $ | (1,666) |  | $ | (1,800) |
Amount Recognized in Accumulated Other Comprehensive Loss, net of tax: |  |  |  |  |  |  |
Actuarial loss on plan assets |  | $ | (521) |  | $ | (558) |
Actuarial loss on benefit obligation |  |  | (331) |  |  | (466) |
Actuarial gain recognized in current year |  |  | 247 |  |  | 205 |
Accumulated other comprehensive loss |  | $ | (605) |  | $ | (819) |
Accumulated benefit obligation at end of year |  | $ | (4,824) |  | $ | (4,410) |
Schedule of Net Benefit Costs [Table Text Block] | Net periodic pension cost associated with the Swiss Plan during the years ended January 3, 2014, December 28, 2012, and December 30, 2011 include the following components (in thousands):
|  | 2013 |  | 2012 |  | 2011 |
Service cost |  | $ | 320 |  | $ | 301 |  | $ | 414 |
Interest cost |  |  | 101 |  |  | 116 |  |  | 127 |
Expected return on plan assets |  |  | (96) |  |  | (100) |  |  | (101) |
Actuarial loss recognized in current year |  |  | 55 |  |  | 54 |  |  | 97 |
Prior service loss recognized in current year |  |  | — |  |  | — |  |  | — |
Transition obligation recognized in current year |  |  | — |  |  | — |  |  | — |
Amendments |  |  | — |  |  | — |  |  | — |
Net periodic pension cost |  | $ | 380 |  | $ | 371 |  | $ | 537 |
Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block] | Changes in other comprehensive loss, net of tax, associated with the Swiss Plan in the year ended January 3, 2014 and December 28, 2012 include the following components (in thousands):
|  | 2013 |  | 2012 |
Current year actuarial gain on plan assets, net of tax |  | $ | 37 |  | $ | 50 |
Current year actuarial (loss) gain on benefit obligation, net of tax |  |  | 135 |  |  | (101) |
Actuarial gain recorded in current year, net of tax |  |  | 46 |  |  | 42 |
Prior service cost |  |  | — |  |  | — |
Change in other comprehensive loss |  | $ | 218 |  | $ | (9) |
Schedule of Assumptions Used [Table Text Block] | Net periodic pension cost and projected and accumulated pension obligation for the Company’s Swiss Plan were calculated on January 3, 2014 and December 28, 2012 using the following assumptions:
|  | 2013 |  |  | 2012 |
Discount rate |  |  | 2.50 | % |  |  | 2.00 | %
Salary increases |  |  | 2.00 | % |  |  | 2.00 | %
Expected return on plan assets |  |  | 3.00 | % |  |  | 3.00 | %
Expected average remaining working lives in years |  |  | 10.50 |  |  |  | 10.30 |
Schedule of Allocation of Plan Assets [Table Text Block] | The estimated future benefit payments for the Swiss Plan are as follows (in thousands):
Fiscal Year |  |  |  |
2014 |  | $ | 54 |
2015 |  |  | 54 |
2016 |  |  | 57 |
2017 |  |  | 60 |
2018 |  |  | 64 |
2019 – 2023 |  |  | 386 |
Total |  | $ | 675 |
Japan Plan [Member] |
Schedule of Defined Benefit Plans Disclosures [Table Text Block] | The funded status of the benefit plan at January 3, 2014 and December 28, 2012 is as follows:
|  | 2013 |  | 2012 |
Change in Projected Benefit Obligation: |  |  |  |  |  |  |
Projected benefit obligation, beginning of period |  | $ | 1,188 |  | $ | 1,108 |
Service cost |  |  | 158 |  |  | 185 |
Interest cost |  |  | 8 |  |  | 13 |
Actuarial loss |  |  | 47 |  |  | 63 |
Benefits paid |  |  | (123) |  |  | (65) |
Foreign exchange adjustment |  |  | (229) |  |  | (116) |
Projected benefit obligation, end of period |  | $ | 1,049 |  | $ | 1,188 |
Changes in Plan Assets: |  |  |  |  |  |  |
Plan assets at fair value, beginning of period |  | $ | — |  | $ | — |
Actual return on plan assets |  |  | — |  |  | — |
Employer contributions |  |  | — |  |  | — |
Benefits paid |  |  | — |  |  | — |
Distribution of plan assets |  |  | — |  |  | — |
Foreign exchange adjustment |  |  | — |  |  | — |
Plan assets at fair value, end of period |  | $ | — |  | $ | — |
Net Amount Recognized in Consolidated Balance Sheets: |  |  |  |  |  |  |
Underfunded, end of period |  | $ | (1,049) |  | $ | (1,188) |
Other long term liabilities |  | $ | (1,049) |  | $ | (1,188) |
Amount Recognized in Accumulated Other Comprehensive Income: |  |  |  |  |  |  |
Transition obligation |  | $ | 130 |  | $ | 117 |
Actuarial gain |  |  | 8 |  |  | 99 |
Prior service cost |  |  | 27 |  |  | 28 |
Accumulated other comprehensive income |  | $ | 165 |  | $ | 244 |
Accumulated benefit obligation at end of year |  | $ | (857) |  | $ | (972) |
Schedule of Net Benefit Costs [Table Text Block] | Net periodic pension cost associated with the Japan Plan for the years ended January 3, 2014, December 28, 2012 and, December 30, 2011 includes the following components (in thousands):
|  | 2013 |  | 2012 |  | 2011 |
Service cost |  | $ | 148 |  | $ | 185 |  | $ | 174 |
Interest cost |  |  | 8 |  |  | 13 |  |  | 6 |
Net amortization of transition obligation |  |  | 12 |  |  | 16 |  |  | 16 |
Actuarial loss |  |  | (31) |  |  | (58) |  |  | (117) |
Prior service cost |  |  | (1) |  |  | (1) |  |  | (1) |
Net periodic pension cost |  | $ | 136 |  | $ | 155 |  | $ | 78 |
Schedule of Defined Benefit Plan Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block] | Changes in other comprehensive income, net of tax, associated with the Japan Plan for the years ended January 3, 2014 and December 28, 2012 include the following components (in thousands):
|  | 2013 |  | 2012 |
Amortization of net transition obligation |  | $ | 12 |  | $ | 16 |
Amortization of actuarial loss |  |  | (47) |  |  | (62) |
Actuarial loss recorded in current year |  |  | (153) |  |  | (80) |
Amortization prior service cost |  |  | (1) |  |  | (1) |
Change in other comprehensive income |  | $ | (189) |  | $ | (127) |
Schedule of Assumptions Used [Table Text Block] | Net periodic pension cost and projected and accumulated pension obligation for the Company’s Japan Plan were calculated on January 3, 2014 and December 28, 2012 using the following assumptions:
|  | 2013 |  |  | 2012 |
Discount rate |  |  | 0.90 | % |  |  | 0.80 | %
Salary increases |  |  | 4.70 | % |  |  | 3.00 | %
Expected return on plan assets |  |  | N/A |  |  |  | N/A |
Expected average remaining working lives in years |  |  | 7.48 |  |  |  | 8.88 |
Schedule of Allocation of Plan Assets [Table Text Block] | The estimated future benefit payments for the Japan Plan are as follows (in thousands):
Fiscal Year |  |  |  |
2014 |  | $ | 45 |
2015 |  |  | 58 |
2016 |  |  | 75 |
2017 |  |  | 120 |
2018 |  |  | 72 |
2019 – 2023 |  |  | 390 |
Total |  | $ | 760 |

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- Definition Tabular disclosure of the major categories of plan assets of pension plans and/or other employee benefit plans. This information may include, but is not limited to, the target allocation of plan assets, the fair value of each major category of plan assets, and the level within the fair value hierarchy in which the fair value measurements fall. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(5) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the assumptions used to determine for pension plans and/or other employee benefit plans the benefit obligation and net benefit cost, including assumed discount rates, rate increase in compensation increase, and expected long-term rates of return on plan assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of one or more of the entity's defined benefit pension plans or one or more other defined benefit postretirement plans, separately for pension plans and other postretirement benefit plans including the entity's schedule of fair value of plan assets for defined benefit or other postretirement plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e2417-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=32704760&loc=d3e4179-114921 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e2439-114920 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e2410-114920 + Details
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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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