Leases - Summary of Lease Cost and Cash Paid (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 26, 2020 |
Sep. 28, 2019 |
Sep. 26, 2020 |
Sep. 28, 2019 |
|
| Leases [Abstract] | ||||
| Amortization of Right-of-Use Assets | $ 255 | $ 255 | $ 765 | $ 765 |
| Interest on Lease Liabilities | 50 | 76 | 170 | 243 |
| Total Finance Lease Cost | 305 | 331 | 935 | 1,008 |
| Operating Lease Cost | 1,314 | 1,216 | 3,957 | 3,622 |
| Right-of-Use Asset Impairment | 0 | 0 | 691 | 0 |
| Variable Lease Cost | 377 | 279 | 1,010 | 958 |
| Short-term Lease Cost (excluding month-to-month) | 41 | 33 | 155 | 118 |
| Less Sublease and Rental (Income) Expense | (348) | 216 | (1,085) | (301) |
| Total Operating Lease Cost | 1,384 | 1,744 | 4,728 | 4,397 |
| Total Net Lease Cost | $ 1,689 | $ 2,075 | $ 5,663 | $ 5,405 |
| X | ||||||||||
- Definition Finance Lease, Cost No definition available.
|
| X | ||||||||||
- Definition Operating Lease, Cost, Net Of Sublease And Rental Income No definition available.
|
| X | ||||||||||
- Definition Sublease Income (Expense) No definition available.
|
| X | ||||||||||
- Definition Amount of interest expense on finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of amortization expense attributable to right-of-use asset from finance lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of lease cost recognized by lessee for lease contract. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of loss from impairment of right-of-use asset from operating lease. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of short-term lease cost, excluding expense for lease with term of one month or less. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|