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Revenues (Schedule Of Changes In Deferred Revenue) (Details) $ in Thousands	9 Months Ended
	Dec. 29, 2018 USD ($)
Revenues [Abstract]
Balance at March 31, 2018	$ 17,182
Deferral of revenue	12,647
Deferral of revenue from acquisitions	566
Recognition of revenue	(13,121)
Balance at December 29, 2018	$ 17,274

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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