Note 6 - Long Term Debt (Details)
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|
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3 Months Ended |
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Aug. 06, 2014
USD ($)
|
Jul. 17, 2014
USD ($)
|
May. 30, 2015
USD ($)
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| Note 6 - Long Term Debt (Details) [Line Items] |
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|
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| Line of Credit Facility, Number Maintained |
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2
|
| Uncommitted Line of Credit Expiration Date of September 1, 2015 [Member] |
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| Note 6 - Long Term Debt (Details) [Line Items] |
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| Line of Credit Facility, Maximum Borrowing Capacity |
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|
$ 100,000,000
|
| Proceeds from Lines of Credit |
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|
0
|
| Uncommitted Line of Credit Expiration Date of February 28, 2016 [Member] |
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| Note 6 - Long Term Debt (Details) [Line Items] |
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|
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| Line of Credit Facility, Maximum Borrowing Capacity |
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|
100,000,000
|
| Proceeds from Lines of Credit |
|
|
0
|
| The 2024 Notes [Member] | Senior Unsecured Notes [Member] |
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|
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| Note 6 - Long Term Debt (Details) [Line Items] |
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| Debt Instrument, Face Amount |
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$ 300,000,000
|
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| Debt Instrument, Interest Rate, Stated Percentage |
|
3.749%
|
|
| Debt Instrument, Maturity Date |
|
Aug. 01, 2024
|
|
| The 2034 Notes [Member] | Senior Unsecured Notes [Member] |
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|
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| Note 6 - Long Term Debt (Details) [Line Items] |
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|
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| Debt Instrument, Face Amount |
|
$ 300,000,000
|
|
| Debt Instrument, Interest Rate, Stated Percentage |
|
4.915%
|
|
| Debt Instrument, Maturity Date |
|
Aug. 01, 2034
|
|
| The 2044 Notes [Member] | Senior Unsecured Notes [Member] |
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|
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| Note 6 - Long Term Debt (Details) [Line Items] |
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|
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| Debt Instrument, Face Amount |
|
$ 900,000,000
|
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| Debt Instrument, Interest Rate, Stated Percentage |
|
5.165%
|
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| Debt Instrument, Maturity Date |
|
Aug. 01, 2044
|
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| Revolver [Member] | Revolving Credit Facility [Member] |
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| Note 6 - Long Term Debt (Details) [Line Items] |
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| Line of Credit Facility, Maximum Borrowing Capacity |
$ 250,000,000
|
|
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| Debt Instrument, Term |
5 years
|
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| Proceeds from Lines of Credit |
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|
0
|
| Senior Unsecured Notes and Revolver [Member] |
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|
|
| Note 6 - Long Term Debt (Details) [Line Items] |
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| Interest Expense |
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|
$ 18,700,000
|
| Senior Unsecured Notes and Revolver [Member] | Other Assets [Member] |
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|
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| Note 6 - Long Term Debt (Details) [Line Items] |
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| Deferred Finance Costs, Gross |
$ 10,100,000
|
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