XML 41 R28.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Note 6 - Stockholders' Equity (Tables) | 12 Months Ended
--- | ---
May 27, 2018
Notes Tables |
Share-based Compensation, Activity [Table Text Block] |
|  |  |  |  |  | Restricted Stock Outstanding |  |  | Stock Options Outstanding |
|  | RSUs and Options Available for Grant |  |  | Number of Restricted Shares |  |  | Weighted Average Grant Date Fair Value |  |  | Number of Stock Options |  |  | Weighted Average Exercise Price |
Balance at May 31, 2015 |  |  | 881,143 |  |  |  | 392,771 |  |  | $ | 14.15 |  |  |  | 1,736,718 |  |  | $ | 11.19 |
Granted |  |  | (443,175 | ) |  |  | 177,675 |  |  | $ | 12.10 |  |  |  | 265,500 |  |  | $ | 12.04 |
Awarded/Exercised |  |  | — |  |  |  | (32,439 | ) |  | $ | 13.28 |  |  |  | (220,717 | ) |  | $ | 6.44 |
Forfeited |  |  | 28,000 |  |  |  | (11,166 | ) |  | $ | 14.36 |  |  |  | (24,473 | ) |  | $ | 14.38 |
Plan shares expired |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (25,554 | ) |  | $ | 9.86 |
Balance at May 29, 2016 |  |  | 465,968 |  |  |  | 526,841 |  |  | $ | 13.51 |  |  |  | 1,731,474 |  |  | $ | 11.90 |
Granted |  |  | (370,522 | ) |  |  | 130,522 |  |  | $ | 13.37 |  |  |  | 240,000 |  |  | $ | 11.58 |
Awarded/Exercised |  |  | — |  |  |  | (130,508 | ) |  | $ | 13.42 |  |  |  | (357,639 | ) |  | $ | 5.93 |
Forfeited |  |  | 59,793 |  |  |  | (17,500 | ) |  | $ | 12.46 |  |  |  | (42,293 | ) |  | $ | 12.16 |
Plan shares expired |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  | $ | — |
Balance at May 28, 2017 |  |  | 155,239 |  |  |  | 509,355 |  |  | $ | 13.53 |  |  |  | 1,571,542 |  |  | $ | 13.20 |
Additional shares reserved |  |  | 1,000,000 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Granted |  |  | (698,288 | ) |  |  | 200,288 |  |  | $ | 13.12 |  |  |  | 498,000 |  |  | $ | 12.93 |
Awarded/Exercised |  |  | — |  |  |  | (270,656 | ) |  | $ | 14.06 |  |  |  | (29,333 | ) |  | $ | 7.36 |
Forfeited |  |  | 85,324 |  |  |  | (30,950 | ) |  | $ | 11.75 |  |  |  | (23,334 | ) |  | $ | 12.55 |
Plan shares expired |  |  | — |  |  |  | — |  |  |  |  |  |  |  | (61,540 | ) |  | $ | 14.23 |
Balance at May 27, 2018 |  |  | 542,275 |  |  |  | 408,037 |  |  | $ | 12.99 |  |  |  | 1,955,335 |  |  | $ | 13.20 |
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block] |
|  |  |  |  |  |  |  | Options Outstanding |  |  | Options Exercisable |
Range of Exercise Prices |  |  | Number of Shares Outstanding |  |  | Weighted Average Remaining Contractual Life (in years) |  |  | Weighted Average Exercise Price |  |  | Aggregate Intrinsic Value |  |  | Number of Shares Exercisable |  |  | Weighted Average Exercise Price |  |  | Aggregate Intrinsic Value |
$ | 6.66 | - |  | $ | 14.39 |  |  |  | 1,955,335 |  |  |  | 4.33 |  |  | $ | 13.20 |  |  | $ | 1,937,832 |  |  |  | 1,383,732 |  |  | $ | 13.43 |  |  | $ | 1,122,822 |
Share-based Compensation Arrangements by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding [Table Text Block] |
|  | Outstanding Options |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contract Term (in years) |  |  | Aggregate Intrinsic Value |
Vested |  |  | 1,383,732 |  |  | $ | 13.43 |  |  |  | 3.65 |  |  | $ | 1,122,822 |
Expected to vest |  |  | 571,603 |  |  | $ | 12.63 |  |  |  | 5.96 |  |  |  | 815,010 |
Total |  |  | 1,955,335 |  |  | $ | 13.20 |  |  |  | 4.33 |  |  | $ | 1,937,832 |

X
- Definition Tabular disclosure for share-based compensation plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding options that are fully vested and expected to vest. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration