Note 10 - Segmented Information (Details Textual) - Customer Concentration Risk [Member] |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
Mar. 31, 2019 |
Apr. 01, 2018 |
Dec. 30, 2018 |
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| Revenue Benchmark [Member] | |||
| Number of Major Customers | 1 | 4 | |
| Concentration Risk, Percentage | 13.10% | 45.80% | |
| Accounts Receivable [Member] | |||
| Number of Major Customers | 2 | ||
| Concentration Risk, Percentage | 21.00% | ||
| Accounts Receivable [Member] | Major Customer1 [Member] | |||
| Concentration Risk, Percentage | 11.00% | ||
| Accounts Receivable [Member] | Major Customer2 [Member] | |||
| Concentration Risk, Percentage | 10.00% | ||
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- Definition Represents the number of major customers accounting for 10% or more of the specified concentration risk benchmark, which includes, but not limited to, sales revenue, accounts receivable, etc. No definition available.
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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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