Investments in Productions and Investments in Acquired Content Rights - Program Production Costs (Details) - USD ($) $ in Millions	Mar. 27, 2022	Dec. 26, 2021	Mar. 28, 2021
Individual Monetization
Released, net of amortization	$ 489.1	$ 481.7	$ 481.9
Completed and not released	12.7	18.5	35.0
In production	157.8	151.6	147.4
Pre-production	87.7	84.0	72.8
Individual monetization, costs	747.3	735.8	737.1
Film/TV Group Monetization (1)
Released, net of amortization	31.5	32.2	0.0
In production	15.8	13.0	0.0
Total film costs	47.3	45.2	0.0
Investment in Other Programming
Released, net of amortization	5.2	5.3	14.8
Completed and not released	0.4	0.4	2.8
In production	14.4	12.6	4.2
Pre-production	1.8	1.7	8.7
Other programming costs	21.8	20.0	30.5
Total Program Investments	$ 816.4	$ 801.0	$ 767.6