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Long-Term Debt - Long-term Debt Instruments (Details) - USD ($) | Oct. 02, 2021 | Jan. 02, 2021 | Sep. 26, 2020
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Finance lease obligations | $ 276,920,000 | $ 273,118,000 |
Total debt, gross | 500,069,000 | 604,569,000 |
Unamortized debt issuance costs | (3,608,000) | (9,010,000) |
Long-term debt | 496,461,000 | 595,559,000 |
Less: current maturities of long-term debt | 5,606,000 | 6,846,000 |
Long-term debt, net of current maturities | 490,855,000 | 588,713,000 |
Line of Credit | Revolving Credit Facility |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, gross | $ 223,149,000 | $ 288,247,000 |
Weighted average interest rate | 2.00% | 2.80% | 2.70%
Secured Debt | Term Loan Facility |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt, gross | $ 0 | $ 43,204,000 |
Weighted average interest rate |  | 8.00% |

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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=120400017&loc=d3e572229-122910 Reference 3: 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(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -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=120398452&loc=d3e534808-122878 + Details
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