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v3.20.4

Condensed Consolidated Statements of Equity (Unaudited) - 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, 2019 | 13,376,030 |  |  |  |  |
Balance at Apr. 30, 2019 | $ 134 | $ 81,605 | $ 409,573 | $ (230,902) | $ 100 | $ 260,510
Issuance of common stock (in shares) | 552 |  |  |  |  |
Issuance of common stock | $ 0 | 40 | 0 | 0 | 0 | 40
Stock options exercised (in shares) | 15,815 |  |  |  |  |
Stock options exercised | $ 0 | 80 | 0 | 0 | 0 | 80
Stock based compensation | 0 | 1,620 | 0 | 0 | 0 | 1,620
Dividends on subsidiary preferred stock | 0 | 0 | (10) | 0 | 0 | (10)
Net income | 0 | 0 | 15,511 | 0 | 0 | 15,511
Purchase of treasury shares | $ 0 | 0 | 0 | (4,715) | 0 | (4,715)
Balance (in shares) at Jul. 31, 2019 | 13,392,397 |  |  |  |  |
Balance at Jul. 31, 2019 | $ 134 | 83,345 | 425,074 | (235,617) | 100 | 273,036
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
Net income |  |  |  |  |  | 42,084
Balance (in shares) at Jan. 31, 2020 | 13,466,707 |  |  |  |  |
Balance at Jan. 31, 2020 | $ 135 | 86,633 | 451,627 | (246,725) | 100 | 291,770
Balance (in shares) at Jul. 31, 2019 | 13,392,397 |  |  |  |  |
Balance at Jul. 31, 2019 | $ 134 | 83,345 | 425,074 | (235,617) | 100 | 273,036
Issuance of common stock (in shares) | 631 |  |  |  |  |
Issuance of common stock | $ 0 | 50 | 0 | 0 | 0 | 50
Stock options exercised (in shares) | 17,500 |  |  |  |  |
Stock options exercised | $ 0 | 785 | 0 | 0 | 0 | 785
Stock based compensation | 0 | 592 | 0 | 0 | 0 | 592
Dividends on subsidiary preferred stock | 0 | 0 | (10) | 0 | 0 | (10)
Net income | 0 | 0 | 13,887 | 0 | 0 | 13,887
Purchase of treasury shares | $ 0 | 0 | 0 | (9,981) | 0 | (9,981)
Balance (in shares) at Oct. 31, 2019 | 13,410,528 |  |  |  |  |
Balance at Oct. 31, 2019 | $ 134 | 84,772 | 438,951 | (245,598) | 100 | 278,359
Issuance of common stock (in shares) | 545 |  |  |  |  |
Issuance of common stock | $ 0 | 51 | 0 | 0 | 0 | 51
Stock options exercised (in shares) | 55,634 |  |  |  |  |
Stock options exercised | $ 1 | 872 | 0 | 0 | 0 | 873
Stock based compensation | 0 | 938 | 0 | 0 | 0 | 938
Dividends on subsidiary preferred stock | 0 | 0 | (10) | 0 | 0 | (10)
Net income | 0 | 0 | 12,686 | 0 | 0 | 12,686
Purchase of treasury shares | $ 0 | 0 | 0 | (1,127) | 0 | (1,127)
Balance (in shares) at Jan. 31, 2020 | 13,466,707 |  |  |  |  |
Balance at Jan. 31, 2020 | $ 135 | 86,633 | 451,627 | (246,725) | 100 | 291,770
Balance (in shares) at Apr. 30, 2020 | 13,478,733 |  |  |  |  |
Balance at Apr. 30, 2020 | $ 135 | 88,559 | 460,876 | (246,911) | 100 | 302,759
Issuance of common stock (in shares) | 675 |  |  |  |  |
Issuance of common stock | $ 0 | 50 | 0 | 0 | 0 | 50
Stock options exercised (in shares) | 22,000 |  |  |  |  |
Stock options exercised | $ 0 | 1,166 | 0 | 0 | 0 | 1,166
Stock based compensation | 0 | 2,320 | 0 | 0 | 0 | 2,320
Dividends on subsidiary preferred stock | 0 | 0 | (10) | 0 | 0 | (10)
Net income | $ 0 | 0 | 19,564 | 0 | 0 | 19,564
Balance (in shares) at Jul. 31, 2020 | 13,501,408 |  |  |  |  |
Balance at Jul. 31, 2020 | $ 135 | 92,095 | 480,430 | (246,911) | 100 | 325,849
Balance (in shares) at Apr. 30, 2020 | 13,478,733 |  |  |  |  |
Balance at Apr. 30, 2020 | $ 135 | 88,559 | 460,876 | (246,911) | 100 | 302,759
Net income |  |  |  |  |  | 60,642
Balance (in shares) at Jan. 31, 2021 | 13,575,171 |  |  |  |  |
Balance at Jan. 31, 2021 | $ 136 | 98,281 | 521,488 | (256,731) | 100 | 363,274
Balance (in shares) at Jul. 31, 2020 | 13,501,408 |  |  |  |  |
Balance at Jul. 31, 2020 | $ 135 | 92,095 | 480,430 | (246,911) | 100 | 325,849
Issuance of common stock (in shares) | 958 |  |  |  |  |
Issuance of common stock | $ 0 | 69 | 0 | 0 | 0 | 69
Stock options exercised (in shares) | 28,066 |  |  |  |  |
Stock options exercised | $ 0 | 1,212 | 0 | 0 | 0 | 1,212
Stock based compensation | 0 | 1,395 | 0 | 0 | 0 | 1,395
Dividends on subsidiary preferred stock | 0 | 0 | (10) | 0 | 0 | (10)
Net income | 0 | 0 | 21,196 | 0 | 0 | 21,196
Purchase of treasury shares | $ 0 | 0 | 0 | (6,080) | 0 | (6,080)
Balance (in shares) at Oct. 31, 2020 | 13,530,432 |  |  |  |  |
Balance at Oct. 31, 2020 | $ 135 | 94,771 | 501,616 | (252,991) | 100 | 343,631
Issuance of common stock (in shares) | 787 |  |  |  |  |
Issuance of common stock | $ 1 | 73 | 0 | 0 | 0 | 74
Stock options exercised (in shares) | 43,952 |  |  |  |  |
Stock options exercised | $ 0 | 2,183 | 0 | 0 | 0 | 2,183
Stock based compensation | 0 | 1,254 | 0 | 0 | 0 | 1,254
Dividends on subsidiary preferred stock | 0 | 0 | (10) | 0 | 0 | (10)
Net income | 0 | 0 | 19,882 | 0 | 0 | 19,882
Purchase of treasury shares | $ 0 | 0 | 0 | (3,740) | 0 | (3,740)
Balance (in shares) at Jan. 31, 2021 | 13,575,171 |  |  |  |  |
Balance at Jan. 31, 2021 | $ 136 | $ 98,281 | $ 521,488 | $ (256,731) | $ 100 | $ 363,274

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