Consolidated Condensed Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Dec. 29, 2018	Dec. 30, 2017	Dec. 29, 2018	Dec. 30, 2017
Statement of Comprehensive Income [Abstract]
Net income	$ 29,933	$ 33,779	$ 83,834	$ 149,991
Other comprehensive income (loss), before tax
Foreign currency translation gain (loss)	(731)	(811)	(2,717)	2,500
Unrealized gain (loss) on marketable securities	545	(842)	784	(794)
U.K. pension settlement	13,814	0	13,814	0
Actuarial gain on pension plan	0	0	0	792
(Provision) benefit for income taxes	(2,739)	194	(2,789)	43
Comprehensive income	$ 40,822	$ 32,320	$ 92,926	$ 152,532

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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