Goodwill and Other Intangible Assets - Identified Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 25, 2022	Sep. 26, 2021
Non-amortized intangible assets:
Mastheads	$ 26,346	$ 39,672
Amortizable intangible assets:
Other intangible assets, net	121,373	156,671
Customer and Newspaper Subscriber Lists
Amortizable intangible assets:
Amortizable intangible assets, gross	323,568	774,242
Less accumulated amortization	(228,541)	(657,243)
Amortizable intangibles assets, net	95,027	116,999
Non-Compete and Consulting Agreements
Amortizable intangible assets:
Amortizable intangible assets, gross	0	28,656
Less accumulated amortization	$ 0	$ (28,656)