Inventories Inventories (Details) (USD $) In Thousands, unless otherwise specified	Sep. 27, 2014	Mar. 29, 2014
Inventory Disclosure [Abstract]
Inventory, Raw Materials, Gross	$ 15,752	$ 15,306
Inventory, Work in Process, Gross	208,407	192,067
Inventory, Finished Goods, Gross	38,510	26,626
Inventory, Net	$ 262,669	$ 233,999	[1]

[1] Derived from audited financial statements