Inventories - Summary of Components of Inventories for Company's Manufacturing and Retail Operations (Detail) - USD ($) $ in Thousands	Sep. 29, 2018	Mar. 31, 2018
Inventory Disclosure [Abstract]
Raw materials	$ 47,194	$ 37,852
Work in process	14,371	10,004
Finished goods and other	51,582	50,166
Total inventories	$ 113,147	$ 98,022

Inventory finished goods and others.

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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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