Significant Accounting Policies (Narrative) (Details) (USD $)	12 Months Ended
	May 31, 2014	Jun. 01, 2013	Jun. 02, 2012
Significant Accounting Policies [Line Items]
Maximum amount of cash insured by the FDIC	$ 250,000
Checks outstanding in excess of related book cash balances	1,500,000	9,600,000
Available-for-sale securities unrealized lossed included in AOCI	460,000	220,000
Investment securities available-for-sale, current	194,738,000	157,904,000
Trade receivables	82,978,000	79,352,000
Allowance for doubtful accounts	430,000	771,000
Percentage of bad debts recognized at sixty days past due	100.00%
Threshold period past due for bad debt	60 days
Impairment of note receivable		912,000
Current amount of receivables	428,000	428,000
Long-term amount of receivables	211,000	565,000
Growing period	154 days
Dividends paid to shareholder of record number of days after quarter	60 days
Dividends paid to shareholder of record number of days after yearend	70 days
Number of days after record dividends payable	15 days
Dividends payable	10,500,000	0
Delivery costs	43,000,000	38,100,000	35,200,000
Advertising expense	$ 8,500,000	$ 5,100,000	$ 4,200,000
Sales Revenue, Net [Member]
Significant Accounting Policies [Line Items]
Number of major customers	2	2	2
Accounts Receivable [Member]
Significant Accounting Policies [Line Items]
Number of major customers	2	2
Two Affiliated Customers [Member] | Sales Revenue, Net [Member]
Significant Accounting Policies [Line Items]
Trade receivables concentration percentage	28.20%	30.00%	31.30%
Two Affiliated Customers [Member] | Accounts Receivable [Member]
Significant Accounting Policies [Line Items]
Trade receivables concentration percentage	28.00%	28.00%
Minimum [Member]
Significant Accounting Policies [Line Items]
Flock cost amortization period	1 year
Intangible assets estimated useful life	3 years
Minimum [Member] | Building and Improvements [Member]
Significant Accounting Policies [Line Items]
Property, plant and equipment useful life	15 years
Minimum [Member] | Machinery and Equipment [Member]
Significant Accounting Policies [Line Items]
Property, plant and equipment useful life	3 years
Maximum [Member]
Significant Accounting Policies [Line Items]
Flock cost amortization period	2 years
Intangible assets estimated useful life	25 years
Maximum [Member] | Building and Improvements [Member]
Significant Accounting Policies [Line Items]
Property, plant and equipment useful life	25 years
Maximum [Member] | Machinery and Equipment [Member]
Significant Accounting Policies [Line Items]
Property, plant and equipment useful life	12 years