XML 46 R34.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Note 11 - Treasury Stock and Repurchase Program (Tables) | 6 Months Ended
--- | ---
Oct. 31, 2018
Notes Tables |
Class of Treasury Stock [Table Text Block] |
(in thousands except for shares and cost per share) |  | Shares |  |  | Total Average Cost Assigned |  |  | Average Cost per Share |  |  | Aggregate Purchase Price Remaining Under the Program |
Balance as of April 30, 2018 (1) |  |  | 308,380 |  |  | $ | 4,135 |  |  | $ | 13.41 |  |  | $ | 255 |
Purchases effected in open market during the quarters ended (2): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
July 31, 2018 |  |  | 2,286 |  |  |  | 46 |  |  |  | 20.26 |  |  |  | 209 |
October 31, 2018 |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Balance as of October 31, 2018 (2) (3) |  |  | 310,666 |  |  | $ | 4,181 |  |  | $ | 13.46 |  |  | $ | 209 |

X
- Definition Tabular disclosure of treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23309-112656 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23285-112656 + Details
Name: | us-gaap_ScheduleOfTreasuryStockByClassTextBlock
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