Note 15 - Fair Value Measurements (Details) - Fair Values of Financial Assets and Liabilities Measured on a Recurring Basis (USD $) In Thousands, unless otherwise specified	Jun. 03, 2014	Jun. 04, 2013
Note 15 - Fair Value Measurements (Details) - Fair Values of Financial Assets and Liabilities Measured on a Recurring Basis [Line Items]
Deferred compensation plan: RTI common stock – Equity	$ 622	$ 1,094
Deferred compensation plan: RTI common stock – Equity	(622)	(1,094)
Fair Value, Inputs, Level 1 [Member] | Deferred Compensation Plan [Member]
Note 15 - Fair Value Measurements (Details) - Fair Values of Financial Assets and Liabilities Measured on a Recurring Basis [Line Items]
Deferred compensation plan: other investments – Assets	8,930	8,721
Deferred compensation plan: other investments – Liabilities	(8,930)	(8,721)
Fair Value, Inputs, Level 1 [Member]
Note 15 - Fair Value Measurements (Details) - Fair Values of Financial Assets and Liabilities Measured on a Recurring Basis [Line Items]
Deferred compensation plan: RTI common stock – Equity	622	1,094
Deferred compensation plan: RTI common stock – Equity	$ (622)	$ (1,094)