Note 4 - Interim Consolidated Financial Statement Details - Consolidated Statements of Operations and Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Oct. 01, 2017 |
Oct. 02, 2016 |
Oct. 01, 2017 |
Oct. 02, 2016 |
|
| Revolving credit facility | $ 100 | $ 83 | $ 243 | $ 373 |
| Long-term debt | 116 | 52 | 342 | 145 |
| Amortization of deferred financing fees | 8 | 9 | 19 | 26 |
| Obligations under capital leases | 5 | 20 | 21 | 54 |
| Interest expense | $ 229 | $ 164 | $ 625 | $ 598 |
| X | ||||||||||
- Definition Amount of amortization expense attributable to debt issuance costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of the cost of borrowed funds accounted for as interest expense. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition The amount, during the lease term, of each minimum [capital] lease payment allocated to interest expense so as to produce a constant periodic rate of interest on the remaining balance of the capital lease obligation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Aggregate amount of interest paid or due on all long-term debt. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of the required periodic payment applied to interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|