Note 6 - Revolving Credit Facility (Details Textual) - USD ($)		9 Months Ended
	Jul. 05, 2016	Dec. 29, 2018	Dec. 30, 2017
Accounts Receivable, Vegetable and Fruit Products Sold, Standard Payment Term		90 days
Accounts Receivable, Vegetable and Fruit Products Sold, Maximum Payment Term		210 days
Increase (Decrease) in Working Capital		$ (390,538,000)
Increase (Decrease) in Working Capital, Excluding Revolving Credit Facility Reclassification to Current		(181,953,000)
Term Loan [Member]
Debt Instrument, Debt Default, Amount		100,000,000
Revolving Credit Facility [Member]
Debt Instrument, Term	5 years
Line of Credit Facility, Maximum Borrowing Capacity During Nonproduction Period	$ 400,000,000
Line of Credit Facility, Maximum Borrowing Capacity During Production Period	$ 500,000,000
Long-term Line of Credit, Total		$ 214,161,000	$ 290,196,000