Note 5 - Debt and Finance Leases - Other Information (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 29, 2019 |
Dec. 30, 2018 |
Dec. 31, 2017 |
|
| Operating cash flows from operating leases | $ 2,196 | ||
| Operating cash flows from finance leases | |||
| Financing cash flows from finance leases | 1,565 | $ 487 | $ 395 |
| Leased assets obtained in exchange for new operating lease liabilities | |||
| Leased assets obtained in exchange for new finance lease liabilities | $ 135 | ||
| X | ||||||||||
- Definition Amount of interest paid on finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of cash outflow for principal payment on finance lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of increase in right-of-use asset obtained in exchange for finance lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of increase in right-of-use asset obtained in exchange for operating lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|