XML 94 R84.htm IDEA: XBRL DOCUMENT v3.10.0.1

Segment Information (Segment Information By Business Unit) (Details) $ in Millions	3 Months Ended		6 Months Ended
	Sep. 30, 2018 USD ($)	Sep. 30, 2017 USD ($)	Sep. 30, 2018 USD ($) segment	Sep. 30, 2017 USD ($)
Segment Reporting Information [Line Items]
Number of reportable business segments | segment			3
Segment revenues	$ 901.0	$ 940.8	$ 1,833.6	$ 1,946.1
Gross contribution	215.8	195.3	423.1	463.9
Segment general and administration	61.7	61.4	124.6	123.1
Segment profit	154.1	133.9	298.5	340.8
Reportable Segments
Segment Reporting Information [Line Items]
Segment general and administration	61.7	61.4	124.6	123.1
Segment profit	154.1	133.9	298.5	340.8
Reportable Segments | Motion Picture
Segment Reporting Information [Line Items]
Segment revenues	379.0	385.7	744.3	858.0
Gross contribution	38.9	35.2	117.7	149.1
Segment general and administration	26.0	26.3	52.8	53.2
Segment profit	12.9	8.9	64.9	95.9
Reportable Segments | Television Production
Segment Reporting Information [Line Items]
Segment revenues	152.1	211.2	431.5	472.4
Gross contribution	20.4	28.9	46.1	80.9
Segment general and administration	11.0	10.6	21.5	19.7
Segment profit	9.4	18.3	24.6	61.2
Reportable Segments | Media Networks
Segment Reporting Information [Line Items]
Segment revenues	377.3	359.7	732.2	704.3
Gross contribution	147.4	127.8	261.6	242.3
Segment general and administration	24.7	24.5	50.3	50.2
Segment profit	122.7	103.3	211.3	192.1
Intersegment Eliminations
Segment Reporting Information [Line Items]
Segment revenues	(7.4)	(15.8)	(74.4)	(88.6)
Gross contribution	9.1	3.4	(2.3)	(8.4)
Segment profit	9.1	3.4	(2.3)	(8.4)
Intersegment Eliminations | Motion Picture
Segment Reporting Information [Line Items]
Segment revenues	(2.2)	(2.5)	(4.3)	(5.9)
Intersegment Eliminations | Television Production
Segment Reporting Information [Line Items]
Segment revenues	(5.2)	(13.3)	(70.0)	(82.4)
Intersegment Eliminations | Media Networks
Segment Reporting Information [Line Items]
Segment revenues	$ 0.0	$ 0.0	$ (0.1)	$ (0.3)

X

- Definition

Segment revenues less segment direct operating and distribution and marketing expenses. Also excludes purchase accounting and related adjustments.

+ References

No definition available.

+ Details

Name:	lgfa_GrossSegmentContribution
Namespace Prefix:	lgfa_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Segment general and administration.

+ References

No definition available.

+ Details

Name:	lgfa_SegmentGeneralAndAdministration
Namespace Prefix:	lgfa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Gross segment contribution less segment general and administration expenses.

+ References

No definition available.

+ Details

Name:	lgfa_SegmentProfitLoss
Namespace Prefix:	lgfa_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

+ Details

Name:	us-gaap_SalesRevenueNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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

X

- Details

Name:	us-gaap_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=lgfa_MotionPictureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=lgfa_TelevisionProductionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=lgfa_MediaNetworksMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ConsolidationItemsAxis=us-gaap_IntersegmentEliminationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: