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Employee Benefits (Detail Textuals 3) (USD $) | 12 Months Ended
--- | ---
Jan. 04, 2014 | Dec. 29, 2012 | Dec. 31, 2011
Defined Benefit Plan Disclosure [Line Items] |  |  |
Decrease in the unfunded obligation | $ 18,700,000 |  |
Actuarial gain (loss) | 10,710,000 | (12,183,000) |
Actual return on plan assets | 13,536,000 | 6,758,000 |
Amount of decrease to liability related to freeze of our non union pension plan | 900,000 |  |
Amount of increase in the liability | 6,900,000 |  |
Employer contributions | 472,000 | 1,147,000 |
Discount rate on projected benefit obligation | 5.00% | 4.24% |
Change in the discount rate | 0.25% |  |
Revised discount rate | 5.25% |  |
Reduction in projected benefit obligation due to change in discount rate | 3,100,000 |  |
Discount rate on net periodic pension cost | 4.24% | 5.02% | 5.02%
Net periodic pension costs | 4,600,000 | 3,900,000 |
Average rate of increase in future compensation levels |  | 3.00% |
Change in estimated rate of future compensation increases | 0.25% |  |
Revised estimated rate of future compensation increases | 2.50% |  |
Increase in projected benefit obligation due to change in estimated rate of future compensation | 100,000 |  |
Recognized net gain (loss) due to curtailments | $ 900,000 |  |
Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Average rate of increase in future compensation levels | 2.50% |  |
Revised estimated rate of future compensation increases | 2.75% |  |
Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Average rate of increase in future compensation levels | 5.50% |  |
Revised estimated rate of future compensation increases | 5.75% |  |

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- Definition Represents the net increase or decrease in the plan benefit obligation during the reporting period due to change in discount rate. + References No definition available. + Details
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- Definition Represents the net increase or decrease in the plan benefit obligation during the reporting period due to change in discount rate. + References No definition available. + Details
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- Definition Represents the net increase or decrease in the plan benefit obligation during the reporting period due to change in estimated rate of future compensation increases. + References No definition available. + Details
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- Definition Represents the increase or decrease in expected rate of compensation increases (for pay-related plans). + References No definition available. + Details
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- Definition Represents the change in the defined benefit plan obligation. + References No definition available. + Details
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- Definition The difference between fair value of plan assets at the end of the period and the fair value at the beginning of the period, adjusted for contributions and payments of benefits during the period, and after adjusting for taxes and other expenses, as applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Actual Return on Plan Assets (Component of Net Periodic Postretirement Benefit Cost) -URI http://asc.fasb.org/extlink&oid=6504192 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Actual Return on Plan Assets (Component of Net Periodic Pension Cost) -URI http://asc.fasb.org/extlink&oid=6504226 + Details
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- Definition Amount of gain (loss) related to change in benefit obligation resulting from changes in actuarial assumptions, for example, but not limited to, interest, mortality, employee turnover, salary, and temporary deviation from the substantive plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 30 -Glossary Gain or Loss -URI http://asc.fasb.org/extlink&oid=6514294 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 60 -Glossary Gain or Loss -URI http://asc.fasb.org/extlink&oid=6749293 + Details
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- Definition The interest rate used to adjust for the time value of money for the plan. + 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)(1) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Expected rate of compensation increases (for pay-related 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 -Subparagraph (k)(2) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition Net increase or decrease in the plan benefit obligation during the reporting period. + 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 (a) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Definition The increase in the fair value of plan assets from contributions made by the employer. + 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 (b)(3) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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