Commitments and Contingencies (Future Annual Repayment of Contractual Commitments) (Details) $ in Millions	Mar. 31, 2023 USD ($)
Contractual Obligations [Line Items]
Total future commitments under contractual obligations, 2024	$ 665.6
Total future commitments under contractual obligations, 2025	474.9
Total future commitments under contractual obligations, 2026	149.3
Total future commitments under contractual obligations, 2027	97.4
Total future commitments under contractual obligations, 2028	83.4
Total future commitments under contractual obligations, thereafter	198.2
Contractual commitments, total	1,668.8
Film Related Obligations Commitments
Contractual Obligations [Line Items]
Other commitments, 2024	450.0
Other commitments, 2025	314.9
Other commitments, 2026	32.5
Other commitments, 2027	12.8
Other commitments, 2028	2.5
Other commitments, thereafter	5.3
Other commitments, total	818.0
Interest Payments on Corporate Debt
Contractual Obligations [Line Items]
Other commitments, 2024	96.6
Other commitments, 2025	93.6
Other commitments, 2026	66.6
Other commitments, 2027	44.0
Other commitments, 2028	44.0
Other commitments, thereafter	54.9
Other commitments, total	399.7
Other Contractual Obligations
Contractual Obligations [Line Items]
Other commitments, 2024	119.0
Other commitments, 2025	66.4
Other commitments, 2026	50.2
Other commitments, 2027	40.6
Other commitments, 2028	36.9
Other commitments, thereafter	138.0
Other commitments, total	$ 451.1

Contractual Obligations [Line Items]

No definition available.

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Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

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Amount of contractual obligation to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of contractual obligation to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of contractual obligation to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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No definition available.

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Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

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Amount of commitment classified as other to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of commitment classified as other to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of commitment classified as other to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of commitment classified as other to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of commitment classified as other to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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