Quarterly report pursuant to Section 13 or 15(d)

Note 11 - Significant Customer and Industry Segment Information (Details Textual)

v3.21.2
Note 11 - Significant Customer and Industry Segment Information (Details Textual)
3 Months Ended
Jun. 26, 2021
Jun. 27, 2020
Number of Reportable Segments 2  
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Microsource [Member]    
Number of Major Customers 1 1
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Microsource [Member] | Customer One [Member]    
Concentration Risk, Percentage 85.00% 54.00%
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Microsource [Member] | Customer Two [Member]    
Concentration Risk, Percentage 14.00% 28.00%