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Long Term Debt - Narrative (Detail)
12 Months Ended
May. 30, 2013
USD ($)
May. 31, 2015
JPY (¥)
Debt Instrument [Line Items]    
Interest rate swap, lower range of variable interest rate payable   0.30%
Interest rate swap, higher range of variable interest rate payable   0.50%
Purchase of properties $ 85,000,000  
5.15% Corporate bond, payable October 15, 2015    
Debt Instrument [Line Items]    
Debt instrument, maturity date   Oct. 15, 2015
2.25% Corporate bond, payable May 1, 2023    
Debt Instrument [Line Items]    
Debt instrument, maturity date   May 01, 2023
Percent of aggregate principal amount of the notes to be redeemed   100.00%
3.63% Corporate bond, payable May 1, 2043    
Debt Instrument [Line Items]    
Debt instrument, maturity date   May 01, 2043
6.20% Promissory note, payable April 1, 2017    
Debt Instrument [Line Items]    
Debt instrument, maturity date   Apr. 01, 2017
6.79% Promissory note, payable January 1, 2018    
Debt Instrument [Line Items]    
Debt instrument, maturity date   Jan. 01, 2018
6.2% and 6.79% Promissory notes, payable April 1, 2017 and January 1, 2018    
Debt Instrument [Line Items]    
Long-term debt, original principal $ 59,000,000  
2.60% Japanese Yen note, maturing August 20, 2001 through November 20, 2020    
Debt Instrument [Line Items]    
Debt instrument, maturity date   Nov. 20, 2020
2.00% Japanese Yen note, maturing August 20, 2001 through November 20, 2020    
Debt Instrument [Line Items]    
Debt instrument, maturity date   Nov. 20, 2020
2.6% and 2.0% Japanese Yen note, maturing August 20, 2001 through November 20, 2020    
Debt Instrument [Line Items]    
Long-term debt, original principal | ¥   ¥ 13,000,000,000
Debt instrument, minimum maturity date   Aug. 20, 2001
Debt instrument, maximum maturity date   Nov. 20, 2020