Note 10 - Leases - Balance Sheet Information (Details) - USD ($) $ in Thousands		Dec. 28, 2019	Dec. 29, 2018
Operating Lease, Right-of-Use Asset		$ 33,269
Finance lease assets	[1]	2,515
Total lease assets		35,784
Operating		28,877
Total lease liabilities		$ 36,909
Operating leases (Year)		7 years 328 days
Finance leases (Year)		182 days
Operating leases		6.30%
Finance leases		4.50%
Other Accrued Liabilities [Member]
Operating		$ 5,458
Finance		$ 2,574

[1] Finance lease assets are recorded net of accumulated amortization of $0.1 million.