Note 4 - Goodwill and Other Intangible Assets (Details Textual)	Dec. 29, 2019 USD ($)
Finite-Lived Intangible Assets, Amortization Expense, Next Rolling Twelve Months	$ 16,128,000
Finite-Lived Intangible Assets, Amortization Expense, Rolling Year Two	14,225,000
Finite-Lived Intangible Assets, Amortization Expense, Rolling Year Three	12,683,000
Finite-Lived Intangible Assets, Amortization Expense, Rolling Year Four	12,033,000
Finite-Lived Intangible Assets, Amortization Expense, Rolling Year Five	$ 9,599,000