Supplemental Disclosure of Cash Flow Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 25, 2016	Jun. 27, 2015	Mar. 26, 2016
Business Acquisition [Line Items]
Goodwill	$ 438,472		$ 400,132
Cash paid, net of cash acquired	(47,361)	$ (15,233)
Fiscal 2017 and 2016 Acquisitions [Member]
Business Acquisition [Line Items]
Fair value of assets acquired	27,093
Goodwill	38,340
Cash paid, net of cash acquired	(47,366)
Amount payable to the seller	206
Liabilities assumed	$ 18,273
Fiscal 2016 Adjusted Acquisitions [Member]
Business Acquisition [Line Items]
Fair value of assets acquired		9,595
Goodwill		8,478
Cash paid, net of cash acquired		(11,821)
Amount payable to the seller		(6,000)
Liabilities assumed		$ 252