Stock-Based Compensation (Stock Option Activity) (Details) - Stock Options - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Mar. 30, 2019	Mar. 31, 2018	Apr. 01, 2017
Stock Option Activity, Number of Shares [Roll Forward]
Beginning balance, shares outstanding	418,205	464,930	491,980
Granted	73,750	42,000	116,850
Exercised	(74,144)	(87,925)	(121,275)
Canceled or forfeited	(6,700)	(800)	(22,625)
Ending balance, shares outstanding	411,111	418,205	464,930
Shares exercisable	197,663	203,721	244,025
Stock Option Activity, Weighted Average Exercise Price [Roll Forward]
Beginning balance, weighted average exercise price	$ 79.73	$ 68.01	$ 51.91
Granted	194.08	131.93	98.93
Exercised	53.78	42.54	30.02
Canceled or forfeited	150.34	99.65	80.21
Ending balance, weighted average exercise price	102.71	79.73	68.01
Exercisable, weighted average exercise price	$ 71.28	$ 61.38	$ 50.77
Options outstanding, weighted average remaining contractual term	3 years 8 months 26 days	3 years 9 months 10 days	3 years 9 months 28 days
Options exercisable, weighted average remaining contractual term	2 years 4 months 7 days	2 years 5 months 26 days	2 years 3 months 15 days
Options outstanding, aggregate intrinsic value	$ 61,025	$ 60,439	$ 42,194
Options exercisable, aggregate intrinsic value	$ 31,296	$ 30,631	$ 23,626
Weighted-average estimated fair value of employee stock options granted	$ 64.55	$ 42.30	$ 35.55
Total intrinsic value of options exercised	$ 12,300	$ 7,700	$ 7,800