Commitments and Contingencies (Future Annual Repayment of Contractual Commitments) (Details) $ in Millions	Mar. 31, 2024 USD ($)
Contractual Obligations [Line Items]
Total future commitments under contractual obligations, 2024	$ 776.1
Total future commitments under contractual obligations, 2025	283.5
Total future commitments under contractual obligations, 2026	138.8
Total future commitments under contractual obligations, 2027	85.2
Total future commitments under contractual obligations, 2028	71.7
Total future commitments under contractual obligations, thereafter	183.3
Contractual commitments, total	1,538.6
Film Related Obligations Commitments
Contractual Obligations [Line Items]
Other commitments, 2024	452.8
Other commitments, 2025	125.8
Other commitments, 2026	34.1
Other commitments, 2027	6.9
Other commitments, 2028	0.0
Other commitments, thereafter	0.0
Other commitments, total	619.6
Interest Payments on Corporate Debt
Contractual Obligations [Line Items]
Other commitments, 2024	165.6
Other commitments, 2025	78.9
Other commitments, 2026	49.2
Other commitments, 2027	42.5
Other commitments, 2028	39.3
Other commitments, thereafter	4.9
Other commitments, total	380.4
Other Contractual Obligations
Contractual Obligations [Line Items]
Other commitments, 2024	157.7
Other commitments, 2025	78.8
Other commitments, 2026	55.5
Other commitments, 2027	35.8
Other commitments, 2028	32.4
Other commitments, thereafter	178.4
Other commitments, total	$ 538.6

Contractual Obligations [Line Items]

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480678/235-10-S99-3

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Amount of contractual obligation 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).

+ References

No definition available.

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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).

+ References

No definition available.

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Amount of contractual obligation to be paid in fourth 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).

+ References

No definition available.

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+ References

No definition available.

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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).

+ References

No definition available.

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Amount of contractual obligation 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).

+ References

No definition available.

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- Definition

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.

+ References

No definition available.

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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).

+ References

No definition available.

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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).

+ References

No definition available.

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+ References

No definition available.

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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).

+ References

No definition available.

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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).

+ References

No definition available.

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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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