XML 52 R42.htm IDEA: XBRL DOCUMENT v3.21.2

Investment In Films and Television Programs and Licensed Program Rights (Narrative) (Details) $ in Millions	3 Months Ended
	Jun. 30, 2021 USD ($)
Segment Reporting Information [Line Items]
Acquired film and television libraries, unamortized costs	$ 16.0
Acquired libraries, remaining amortization period	19 years 3 months

X

- Definition

Amount of capitalized unamortized costs remaining for acquired film and television libraries predominantly monetized individually.

+ References

No definition available.

+ Details

Name:	lgfa_FilmMonetizedOnItsOwnCapitalizedCostsAcquiredFilmAndTelevisionLibraries
Namespace Prefix:	lgfa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Film, Monetized on Its Own, Remaining Amortization Period, Acquired Libraries

+ References

No definition available.

+ Details

Name:	lgfa_FilmMonetizedOnItsOwnRemainingAmortizationPeriodAcquiredLibraries
Namespace Prefix:	lgfa_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- 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.

+ References

No definition available.

+ Details

Name:	us-gaap_SegmentReportingInformationLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration