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Noncontrolling Interests (Narrative) (Details)	9 Months Ended
	Dec. 31, 2020
3 Arts Entertainment
Redeemable Noncontrolling Interest [Line Items]
First Put/ Call Option, Term	5 years
Put rights exercise period	60 days
Period after expiration of put rights that call rights begin	30 days
Call rights exercise period	60 days
Pilgrim Media Group
Redeemable Noncontrolling Interest [Line Items]
Derivative, Second Term of Contract	7 years
Pilgrim Media Group
Redeemable Noncontrolling Interest [Line Items]
Portion of noncontrolling interest redeemable after first term	17.50%

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- Definition

Derivative, Call Rights Exercise Period

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- Definition

Derivative, Period After Expiration of Put Rights that Call Rights Begin

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- Definition

Exercise period for put rights.

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- Definition

Derivative, Second Term of Contract.

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- Definition

The portion of redeemable noncontrolling interest, expressed as a percentage of the company acquired, that is redeemable at the completion of the first term.

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X

- Definition

Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Details

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