Note 10 - Share-based Employee Compensation - Summary of Stock Option Activity (Details)
|
6 Months Ended |
|
Dec. 01, 2015
$ / shares
shares
|
|---|
| Stock Options Services-Based [Member] |
|
| Balance at June 2, 2015 (in shares) | shares |
2,441
|
| Balance at June 2, 2015 (in dollars per share) | $ / shares |
$ 7.78
|
| Cancellations and forfeitures (in shares) | shares |
(208)
|
| Cancellations and forfeitures (in dollars per share) | $ / shares |
$ 6.61
|
| Expired (in shares) | shares |
(96)
|
| Expired (in dollars per share) | $ / shares |
$ 9.06
|
| Balance at December 1, 2015 (in shares) | shares |
2,137
|
| Balance at December 1, 2015 (in dollars per share) | $ / shares |
$ 7.83
|
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term |
3 years 266 days
|
| Exercisable (in shares) | shares |
1,671
|
| Exercisable (in dollars per share) | $ / shares |
$ 8.21
|
| Exercisable |
3 years 83 days
|
| Stock Options Performance-based [Member] |
|
| Balance at June 2, 2015 (in shares) | shares |
515
|
| Balance at June 2, 2015 (in dollars per share) | $ / shares |
$ 8.60
|
| Cancellations and forfeitures (in shares) | shares |
(125)
|
| Cancellations and forfeitures (in dollars per share) | $ / shares |
$ 9.34
|
| Balance at December 1, 2015 (in shares) | shares |
390
|
| Balance at December 1, 2015 (in dollars per share) | $ / shares |
$ 8.36
|
| Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term |
4 years 87 days
|