Investments in Productions and Investments in Acquired Content Rights - Programming Costs (Details) - USD ($) $ in Millions	Dec. 29, 2024	Dec. 31, 2023
Individual monetization
Released, net of amortization	$ 62.4	$ 74.7
Completed and not released	0.0	5.1
In production	10.8	27.1
Pre-production	7.4	10.4
Total individual monetization	80.6	117.3
Film/TV group monetization
Released, net of amortization	37.5	26.0
In production	0.0	23.6
Total film/TV group monetization	37.5	49.6
Investment in other programming:
Released, net of amortization	6.0	16.1
In production	0.7	0.8
Pre-production	0.0	0.8
Total investment in other programming	6.7	17.7
Total program investments	$ 124.8	$ 184.6