Note 2 - Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 29, 2020	Mar. 31, 2019	Mar. 29, 2020	Mar. 31, 2019
Total operating revenue	$ 121,367	$ 122,704	$ 243,710	$ 258,905
Advertising and Marketing Services [Member]
Total operating revenue	60,945	62,934	126,672	138,897
Subscription and Circulation [Member]
Total operating revenue	46,443	45,076	88,138	91,345
Digital Services Revenues [Member]
Total operating revenue	5,211	4,744	10,429	9,421
Other Revenues [Member]
Total operating revenue	$ 8,768	$ 9,950	$ 18,471	$ 19,242