Annual report pursuant to Section 13 and 15(d)

Note 4 - Acquisitions (Details Textual)

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Note 4 - Acquisitions (Details Textual) - USD ($)
12 Months Ended
Dec. 15, 2017
Aug. 04, 2017
Apr. 01, 2018
Apr. 02, 2017
Apr. 03, 2016
Payments to Acquire Businesses, Gross     $ 15,245,000 $ 123,000
Goodwill, Ending Balance     7,125,000 1,126,000  
Repayments of Long-term Capital Lease Obligations     845,000
Amortization of Intangible Assets, Total     836,000 754,000 748,000
Noncompete Agreements [Member]          
Amortization of Intangible Assets, Total     55,000 7,000 7,000
Customer Relationships [Member]          
Amortization of Intangible Assets, Total     396,000 507,000 501,000
Selling, General and Administrative Expenses [Member]          
Amortization of Intangible Assets, Total     829,000 $ 747,000 $ 741,000
Carousel Designs, LLC. Acquisition [Member]          
Payments to Acquire Businesses, Gross   $ 8,700,000      
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles     (300,000)    
Goodwill, Purchase Accounting Adjustments     300,000    
Goodwill, Ending Balance   5,679,000 5,700,000    
Repayments of Long-term Capital Lease Obligations   $ 845,000      
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual     $ 5.40    
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life     11 years    
Carousel Designs, LLC. Acquisition [Member] | Trade Names [Member]          
Finite-Lived Intangible Asset, Useful Life     15 years    
Carousel Designs, LLC. Acquisition [Member] | Developed Technology Rights [Member]          
Finite-Lived Intangible Asset, Useful Life     10 years    
Carousel Designs, LLC. Acquisition [Member] | Noncompete Agreements [Member]          
Finite-Lived Intangible Asset, Useful Life     5 years    
Carousel Designs, LLC. Acquisition [Member] | Selling, General and Administrative Expenses [Member]          
Business Combination, Acquisition Related Costs     $ 347,000    
Amortization of Intangible Assets, Total     183,000    
Sassy Acquisition [Member]          
Payments to Acquire Businesses, Gross $ 6,500,000        
Business Combination, Acquisition Related Costs     169,000    
Goodwill, Ending Balance $ 320,000   320,000    
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual     $ 2,100,000    
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life     11 years    
Sassy Acquisition [Member] | Trade Names [Member]          
Finite-Lived Intangible Asset, Useful Life     15 years    
Sassy Acquisition [Member] | Customer Relationships [Member]          
Finite-Lived Intangible Asset, Useful Life     10 years    
Sassy Acquisition [Member] | Selling, General and Administrative Expenses [Member]          
Amortization of Intangible Assets, Total     $ 56,000