CONSOLIDATED BALANCE SHEETS (Parentheticals) - USD ($) $ in Thousands	Dec. 29, 2019	Dec. 30, 2018
Allowance for doubtful accounts	$ 4,288	$ 5,026
Preferred stock, par value (in dollars per share)	$ 0.131	$ 0.131
Preferred stock, shares authorized	20,000,000	20,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value (in dollars per share)	$ 0	$ 0
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	38,593,000	40,054,000
Common stock, shares outstanding	38,593,000	40,054,000