Quarterly report pursuant to Section 13 or 15(d)

Line Of Credit (Narrative) (Details)

v3.19.1
Line Of Credit (Narrative) (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 30, 2019
Dec. 29, 2018
Feb. 19, 2016
Line of Credit Facility [Line Items]      
Credit facility $ 75,000,000    
Line of Credit [Member]      
Line of Credit Facility [Line Items]      
Reduction in available borrowing limit 6,001,000 $ 6,619,000  
Outstanding debt $ 0 $ 0  
Maturity date Apr. 27, 2021    
Amended And Restated Credit Agreement [Member]      
Line of Credit Facility [Line Items]      
Adjusted EBITDA covenant     $ 100,000,000