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Debt - Credit Facility (Details) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Mar. 06, 2017 USD ($) | Dec. 29, 2018 USD ($) | Dec. 30, 2017 USD ($) | Dec. 31, 2016 USD ($)
Debt |  |  |  |
Repayment of credit facility amount |  |  | $ 72,500 | $ 5,000
Credit Facility |  |  |  |
Debt |  |  |  |
Repayment of credit facility amount | $ 72,500 |  |  |
Maximum leverage ratio |  | 3.00 |  |
Minimum fixed charge coverage ratio |  | 1.25 |  |
Revolving Credit Facility |  |  |  |
Debt |  |  |  |
Maximum borrowing capacity |  | $ 300,000 |  |
Additional increase in borrowing capacity of the line of credit available at the entity's option |  | $ 200,000 |  |
Revolving Credit Facility | Base Rate | Low end of range |  |  |  |
Debt |  |  |  |
Interest rate margin (as a percent) |  | 0.25% |  |
Revolving Credit Facility | Base Rate | High end of range |  |  |  |
Debt |  |  |  |
Interest rate margin (as a percent) |  | 1.00% |  |
Revolving credit facility, other than swingline loans | Federal Funds |  |  |  |
Debt |  |  |  |
Interest rate margin (as a percent) |  | 0.50% |  |
Revolving credit facility, other than swingline loans | Eurodollar Base Rate |  |  |  |
Debt |  |  |  |
Interest rate margin (as a percent) |  | 1.00% |  |
Revolving credit facility, other than swingline loans | Eurodollar Base Rate | Low end of range |  |  |  |
Debt |  |  |  |
Interest rate margin (as a percent) |  | 1.25% |  |
Revolving credit facility, other than swingline loans | Eurodollar Base Rate | High end of range |  |  |  |
Debt |  |  |  |
Interest rate margin (as a percent) |  | 2.00% |  |
Swingline Loans |  |  |  |
Debt |  |  |  |
Maximum borrowing capacity |  | $ 10,000 |  |
Letter of Credit |  |  |  |
Debt |  |  |  |
Maximum borrowing capacity |  | $ 25,000 |  |

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- Definition 'The contingent increase above the maximum borrowing capacity under the credit facility, if any one or more of the existing banks or new banks agree to provide such increased commitment amount + 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 Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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