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v3.8.0.1

Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands | Total | Common Stock [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Loss [Member]
--- | --- | --- | --- | ---
Beginning Balance, Shares at Apr. 30, 2015 |  | 16,079,671 |  |
Beginning Balance at Apr. 30, 2015 | $ 229,842 | $ 150,001 | $ 120,698 | $ (40,857)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Net income | 58,723 |  | 58,723 |
Other comprehensive loss, net of tax | (6,428) |  |  | (6,428)
Stock-based compensation | 3,609 | 3,609 |  |
Adjustments to excess tax benefit from stock-based compensation | $ 4,559 | $ 4,559 |  |
Exercise of stock-based compensation awards, net of amounts withheld for taxes, shares | 287,975 | 375,928 |  |
Exercise of stock-based compensation awards, net of amounts withheld for taxes | $ 5,288 | $ 5,288 |  |
Stock repurchases, shares |  | (243,143) |  |
Stock repurchases | (16,593) | $ (1,928) | (14,665) |
Employee benefit plan contributions, shares |  | 31,585 |  |
Employee benefit plan contributions | 1,761 | $ 1,761 |  |
Ending Balance, Shares at Apr. 30, 2016 |  | 16,244,041 |  |
Ending Balance at Apr. 30, 2016 | 280,761 | $ 163,290 | 164,756 | (47,285)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Net income | 71,199 |  | 71,199 |
Other comprehensive loss, net of tax | 6,868 |  |  | 6,868
Stock-based compensation | $ 3,469 | $ 3,469 |  |
Exercise of stock-based compensation awards, net of amounts withheld for taxes, shares | 71,715 | 122,772 |  |
Exercise of stock-based compensation awards, net of amounts withheld for taxes | $ 633 | $ 633 |  |
Stock repurchases, shares | (178,118) |  |  |
Stock repurchases | $ (13,407) | $ (1,483) | (11,924) |
Employee benefit plan contributions, shares |  | 44,080 |  |
Employee benefit plan contributions | $ 2,926 | $ 2,926 |  |
Ending Balance, Shares at Apr. 30, 2017 | 16,232,775 | 16,232,775 |  |
Ending Balance at Apr. 30, 2017 | $ 352,449 | $ 168,835 | 224,031 | (40,417)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Adoption of ASU 2018-02 | Accounting Standards Update 2018-02 [Member] |  |  | 8,740 | (8,740)
Net income | 63,141 |  | 63,141 |
Other comprehensive loss, net of tax | 88 |  |  | 88
Stock-based compensation | $ 3,097 | $ 3,097 |  |
Exercise of stock-based compensation awards, net of amounts withheld for taxes, shares | 36,950 | 86,927 |  |
Exercise of stock-based compensation awards, net of amounts withheld for taxes | $ (1,513) | $ (1,513) |  |
Stock issuance related to acquisition, shares |  | 1,457,568 |  |
Stock issuance related to acquisition | 189,849 | $ 189,849 |  |
Stock repurchases, shares |  | (309,612) |  |
Stock repurchases | (29,000) | $ (2,664) | (26,336) |
Employee benefit plan contributions, shares |  | 36,264 |  |
Employee benefit plan contributions | $ 3,554 | $ 3,554 |  |
Ending Balance, Shares at Apr. 30, 2018 | 17,503,922 | 17,503,922 |  |
Ending Balance at Apr. 30, 2018 | $ 581,665 | $ 361,158 | $ 269,576 | $ (49,069)

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