Inventories Inventories (Details) - USD ($) $ in Thousands	Sep. 28, 2019	Mar. 30, 2019
Inventory Disclosure [Abstract]
Inventory, Raw Materials, Gross	$ 42,186	$ 39,727
Inventory, Work in Process, Gross	244,757	213,784
Inventory, Finished Goods, Gross	48,315	61,847
Inventory, Net	$ 335,258	$ 315,358

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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