Note 6 - Capital Stock - Common Shares Issued and Outstanding (Details) - USD ($) $ in Thousands |
12 Months Ended | ||||
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Dec. 29, 2019 |
Dec. 30, 2018 |
Dec. 31, 2017 |
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Issuance of common shares from rights offering | $ 14,044 | $ 12,587 | |||
Treasury Stock (1) | $ (75) | ||||
Common Stock [Member] | |||||
Balance (in shares) | 23,189,381 | 16,992,627 | 16,510,180 | ||
Balance | $ 458 | $ 396 | $ 391 | ||
Stock Issued During Period, Shares, New Issues | 4,642,030 | 5,777,768 | |||
Issuance of common shares from rights offering | $ 46 | $ 58 | |||
Treasury Stock (1) (in shares) | [1] | (21,264) | |||
Treasury Stock (1) | [1] | ||||
Conversion of restricted stock units or exercise of stock options (in shares) | 385,153 | 418,986 | 482,447 | ||
Conversion of restricted stock units or exercise of stock options | $ 4 | $ 4 | $ 5 | ||
Balance (in shares) | 28,195,300 | 23,189,381 | 16,992,627 | ||
Balance | $ 508 | $ 458 | $ 396 | ||
Balance | $ 508 | $ 396 | $ 391 | ||
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X | ||||||||||
- Definition Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement. No definition available.
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X | ||||||||||
- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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X | ||||||||||
- Definition Value of all classes of common stock held by shareholders. May be all or portion of the number of common shares authorized. These shares exclude common shares repurchased by the entity and held as treasury shares. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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X | ||||||||||
- Definition The value of the stock converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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X | ||||||||||
- Definition The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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X | ||||||||||
- Definition Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement. No definition available.
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X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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X | ||||||||||
- Definition Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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X | ||||||||||
- Details
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