Employee Benefit Plans (Details) - USD ($) $ in Millions	12 Months Ended
Apr. 01, 2018	Apr. 02, 2017	Apr. 03, 2016
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
401(k) matching contributions expense	$ 2.5	$ 2.6	$ 2.6
Participant balances percent vested (percent)	100.00%
Deferred compensation plan obligations	$ 16.3	15.0
Deferred compensation plan assets	16.9	16.0
Fox Enterprises
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Deferred compensation plan obligations	0.8	0.9
Deferred compensation plan assets	$ 0.4	$ 0.4

Deferred Compensation, Participant Balances, Percent Vested

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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.

+ References

No definition available.

+ Details

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- Definition

Aggregate carrying value as of the balance sheet date of the liabilities for deferred compensation arrangements payable after one year (or the normal operating cycle, if longer). Represents currently earned compensation under cash arrangements (such as a profit-sharing plan, rabbi trust, and employee contract--excluding equity-based arrangements) that is not actually paid until a later date.

+ References

No definition available.

+ Details

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- Definition

Carrying amount as of the balance sheet date of assets held under deferred compensation agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Amount of cost for defined contribution plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 70
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942

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