Note 1 - Organization and Significant Accounting Policies (Details Textual) $ in Thousands |
Dec. 12, 2019 |
Jun. 27, 2020
USD ($)
|
Mar. 28, 2020
USD ($)
|
[1] | Dec. 28, 2019 |
Mar. 31, 2019
USD ($)
|
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Number of Leases | 1 | |||||||
Operating Lease, Right-of-Use Asset | $ 1,106 | $ 1,183 | ||||||
Operating Lease, Liability, Total | $ 1,441 | |||||||
Accounting Standards Update 2016-02 [Member] | ||||||||
Operating Lease, Right-of-Use Asset | $ 1,400 | |||||||
Operating Lease, Liability, Total | $ 1,800 | |||||||
Reverse Stock Split [Member] | ||||||||
Stockholders' Equity Note, Stock Split, Conversion Ratio | 15 | |||||||
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X | ||||||||||
- Definition Number of leases. No definition available.
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X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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X | ||||||||||
- Definition Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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X | ||||||||||
- Details
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X | ||||||||||
- Details
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