Note 10 - Share-based Employee Compensation (Details Textual)
|
3 Months Ended |
6 Months Ended |
|
Dec. 01, 2015
USD ($)
shares
|
Sep. 01, 2015
shares
|
Dec. 02, 2014
USD ($)
|
Dec. 01, 2015
USD ($)
shares
|
Dec. 02, 2014
USD ($)
|
| SIP and 1996 SIP [Member] | Employee Stock Option [Member] |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period |
|
|
|
333,000
|
|
| SIP and 1996 SIP [Member] | Restricted Stock [Member] |
|
|
|
|
|
| Reversal of Share-based Compensation Expense | $ |
|
|
|
$ 1,300,000
|
|
| Stock Issued During Period, Value, Restricted Stock Award, Forfeitures | $ |
|
|
|
$ 137,000
|
|
| SIP and 1996 SIP [Member] | Restricted Stock Service-based [Member] | Cliff Vest [Member] |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period |
|
3 years
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period |
|
244,000
|
|
|
|
| Number Of Annual Installments |
|
3
|
|
|
|
| SIP and 1996 SIP [Member] | High-performance and Inducement Award Restricted Stock [Member] | Cliff Vest [Member] |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period |
|
262,000
|
|
|
|
| SIP and 1996 SIP [Member] |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period |
|
|
|
3 years
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term |
|
|
|
7 years
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized |
6,876,000
|
|
|
6,876,000
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number |
1,774,000
|
|
|
1,774,000
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant |
5,102,000
|
|
|
5,102,000
|
|
| Employee Stock Option [Member] |
|
|
|
|
|
| Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized | $ |
$ 500,000
|
|
|
$ 500,000
|
|
| Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition |
|
|
|
1 year 73 days
|
|
| Restricted Stock [Member] |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period |
1 year
|
|
|
|
|
| Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized | $ |
$ 3,900,000
|
|
|
$ 3,900,000
|
|
| Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition |
|
|
|
1 year 255 days
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period |
100,000
|
|
|
|
|
| Restricted Stock Service-based [Member] |
|
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period |
|
|
|
344,000
|
|
| Selling, General and Administrative Expenses [Member] |
|
|
|
|
|
| Allocated Share-based Compensation Expense | $ |
$ 1,000,000
|
|
$ 2,000,000
|
$ 700,000
|
$ 3,700,000
|