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v3.19.2

Consolidated Statements of Equity - USD ($) $ in Thousands | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | Treasury Stock [Member] | Noncontrolling Interest [Member] | Total
--- | --- | --- | --- | --- | --- | ---
Balance (in shares) at Apr. 30, 2016 | 12,726,560 |  |  |  |  |
Balance at Apr. 30, 2016 | $ 127 | $ 64,771 | $ 305,354 | $ (141,535) | $ 100 | $ 228,817
Issuance of common stock (in shares) | 4,750,000 |  |  |  |  |
Issuance of common stock |  | 142 |  |  |  | $ 142
Stock options exercised (in shares) | 196,103 |  |  |  |  | 264,500
Stock options exercised | $ 2 | 1,895 |  |  |  | $ 1,897
Purchase of treasury shares |  |  |  | (20,489) |  | (20,489)
Tax benefit of stock based compensation |  | 1,183 |  |  |  | 1,183
Stock based compensation |  | 1,293 |  |  |  | 1,293
Dividends on subsidiary preferred stock |  |  | (40) |  |  | (40)
Net income |  |  | 20,205 |  |  | 20,205
Balance (in shares) at Apr. 30, 2017 | 12,927,413 |  |  |  |  |
Balance at Apr. 30, 2017 | $ 129 | 69,284 | 325,519 | (162,024) | 100 | 233,008
Issuance of common stock (in shares) | 3,096,000 |  |  |  |  |
Issuance of common stock |  | 115 |  |  |  | $ 115
Stock options exercised (in shares) | 216,634 |  |  |  |  | 323,000
Stock options exercised | $ 2 | 1,639 |  |  |  | $ 1,641
Purchase of treasury shares |  |  |  | (42,301) |  | (42,301)
Stock based compensation |  | 1,603 |  |  |  | 1,603
Dividends on subsidiary preferred stock |  |  | (40) |  |  | (40)
Net income |  |  | 36,509 |  |  | 36,509
Balance (in shares) at Apr. 30, 2018 | 13,147,143 |  |  |  |  |
Balance at Apr. 30, 2018 | $ 131 | 72,641 | 361,988 | (204,325) | 100 | 230,535
Issuance of common stock (in shares) | 2,267,000 |  |  |  |  |
Issuance of common stock |  | 147 |  |  |  | $ 147
Stock options exercised (in shares) | 226,620 |  |  |  |  | 275,000
Stock options exercised | $ 3 | 5,114 |  |  |  | $ 5,117
Purchase of treasury shares |  |  |  | (26,577) |  | (26,577)
Stock based compensation |  | 3,703 |  |  |  | 3,703
Dividends on subsidiary preferred stock |  |  | (40) |  |  | (40)
Net income |  |  | 47,625 |  |  | 47,625
Balance (in shares) at Apr. 30, 2019 | 13,376,030 |  |  |  |  |
Balance at Apr. 30, 2019 | $ 134 | $ 81,605 | $ 409,573 | $ (230,902) | $ 100 | $ 260,510

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