Note 4 - Goodwill and Other Intangible Assets - Identified Intangible Assets (Details) - USD ($) $ in Thousands	Dec. 29, 2019	Sep. 29, 2019
Mastheads	$ 21,883	$ 21,883
Other intangible assets, net	104,395	107,393
Customer Lists [Member]
Amortizable intangible assets, gross	698,267	697,145
Less accumulated amortization	615,906	611,786
Amortizable intangible assets, net	82,361	85,359
Noncompete Agreements [Member]
Amortizable intangible assets, gross	28,675	28,675
Less accumulated amortization	28,524	28,524
Amortizable intangible assets, net	$ 151	$ 151