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Debt (Details) (USD $) | 1 Months Ended |  |  | 1 Months Ended | 12 Months Ended |  | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Jul. 31, 2012 Term Loan Facility | Dec. 28, 2013 Term Loan Facility | Sep. 27, 2012 Term Loan Facility | Jul. 31, 2012 Agreement | Dec. 28, 2013 Agreement | Jul. 31, 2012 Revolving Credit Facility | Dec. 28, 2013 Term loan facility and revolving credit facility, other than swingline loans LIBOR | Dec. 28, 2013 Term loan facility and revolving credit facility, other than swingline loans LIBOR Low end of range | Dec. 28, 2013 Term loan facility and revolving credit facility, other than swingline loans LIBOR High end of range | Dec. 28, 2013 Term loan facility and revolving credit facility, other than swingline loans Prime Rate | Dec. 28, 2013 Term loan facility and revolving credit facility, other than swingline loans Federal Funds | Dec. 28, 2013 Term loan facility and revolving credit facility, other than swingline loans one-month LIBOR | Dec. 28, 2013 Term loan facility, revolving credit facility, swingline and other loans Base rate | Dec. 28, 2013 Term loan facility, revolving credit facility, swingline and other loans Base rate Low end of range | Dec. 28, 2013 Term loan facility, revolving credit facility, swingline and other loans Base rate High end of range
Debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity | $ 100,000,000 |  |  | $ 230,000,000 |  | $ 130,000,000 |  |  |  |  |  |  |  |  |
Term of debt instrument |  |  |  | 5 years |  |  |  |  |  |  |  |  |  |  |
Percentage of principal amortization in each of the first two years | 5.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of years for which the percentage of principal amortization is five percent | 2 years |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of principal amortization in each of the next three years | 10.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of years for which the percentage of principal amortization is ten percent | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sublimit on letters of credit |  |  |  |  |  | 25,000,000 |  |  |  |  |  |  |  |  |
Sublimit on swingline loan |  |  |  |  |  | 10,000,000 |  |  |  |  |  |  |  |  |
Additional increase in borrowing capacity of the line of credit available at the entity's option |  |  |  |  |  | 50,000,000 |  |  |  |  |  |  |  |  |
Amount borrowed under the term loan facility |  |  | 100,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument Base rate |  |  |  |  |  |  | LIBOR |  |  | Bank of America prime rate | Federal Funds rate | one-month LIBOR | base rate |  |
Interest rate added to the base rate (as a percent) |  |  |  |  |  |  |  | 1.50% | 2.50% |  | 0.50% | 1.00% |  | 0.50% | 1.50%
Maximum leverage ratio |  |  |  |  | 2.5 |  |  |  |  |  |  |  |  |  |
Minimum fixed charge coverage ratio |  |  |  |  | 1.50 |  |  |  |  |  |  |  |  |  |
Fixed interest rate percentage |  | 0.764% |  |  |  |  |  |  |  |  |  |  |  |  |
Combined interest rate percentage |  | 2.514% |  |  |  |  |  |  |  |  |  |  |  |  |
Term Loan Facility |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2014 |  | 7,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |
2015 |  | 10,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
2016 |  | 10,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
2017 |  | 67,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Total debt |  | $ 95,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition Represents the amount that the borrowing capacity of the line of credit may be increased at the entity's option, subject to certain conditions, under the terms of the credit agreement. + References No definition available. + Details
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- Definition Represents the maximum ratio of total debt to earnings before interest expense, income taxes and noncash items (such as depreciation, depletion and amortization expense, unrealized gains and losses on commodity derivatives, ceiling test write-downs, and goodwill impairments) permitted under credit facilities' covenants. + References No definition available. + Details
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- Definition Represents the minimum ratio of earnings before interest expense, income taxes and noncash items (such as depreciation, depletion and amortization expense, unrealized gains and losses on commodity derivatives, ceiling test write-downs, and goodwill impairments) to debt payment permitted under credit facilities' covenants. + References No definition available. + Details
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- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 7 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 22 -Article 5 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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