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v3.7.0.1

Consolidated Statements of Equity - USD ($) $ in Thousands | Total | Common Stock | Additional Paid-in Capital | Accumulated Other Comprehensive Income (Loss) | Retained Earnings | Non - Controlling Interest
--- | --- | --- | --- | --- | --- | ---
Beginning Balance at May. 31, 2014 | $ 306,300 | $ 5,877 | $ 118,070 | $ 371 | $ 182,043 | $ (61)
Beginning Balance (in shares) at May. 31, 2014 |  | 36,732,313 |  |  |  |
Exercise of options, share-based compensation and income tax benefit (in shares) |  | 376,364 |  |  |  |
Exercise of options, share-based compensation and income tax benefit | $ 13,176 | $ 61 | 13,115 |  |  |
Issuance of shares under employee stock purchase plan (in shares) | 19,592 | 19,592 |  |  |  |
Issuance of shares under employee stock purchase plan | $ 724 | $ 3 | 721 |  |  |
Net income (loss) | 33,576 |  |  |  | 33,526 | 50
Other comprehensive income (loss) | (2,813) |  |  | (2,813) |  |
Ending Balance at May. 31, 2015 | 350,963 | $ 5,941 | 131,906 | (2,442) | 215,569 | (11)
Ending Balance (in shares) at May. 31, 2015 |  | 37,128,269 |  |  |  |
Exercise of options, share-based compensation and income tax benefit (in shares) |  | 421,143 |  |  |  |
Exercise of options, share-based compensation and income tax benefit | $ 17,378 | $ 67 | 17,311 |  |  |
Issuance of shares under employee stock purchase plan (in shares) | 18,277 | 18,277 |  |  |  |
Issuance of shares under employee stock purchase plan | $ 786 | $ 3 | 783 |  |  |
Net income (loss) | 36,538 |  |  |  | 36,564 | (26)
Other comprehensive income (loss) | (1,504) |  |  | (1,504) |  |
Ending Balance at May. 31, 2016 | $ 404,161 | $ 6,011 | 150,000 | (3,946) | 252,133 | (37)
Ending Balance (in shares) at May. 31, 2016 | 37,567,689 | 37,567,689 |  |  |  |
Exercise of options, share-based compensation and income tax benefit (in shares) |  | 612,963 |  |  |  |
Exercise of options, share-based compensation and income tax benefit | $ 26,719 | $ 98 | 26,621 |  |  |
Issuance of shares under employee stock purchase plan (in shares) | 18,715 | 18,715 |  |  |  |
Issuance of shares under employee stock purchase plan | $ 925 | $ 3 | 922 |  |  |
Purchase of minority interest | (764) |  | (764) |  |  |
Net income (loss) | 43,973 |  |  |  | 43,793 | 180
Other comprehensive income (loss) | (3,257) |  |  | (3,257) |  |
Ending Balance at May. 31, 2017 | $ 471,757 | $ 6,112 | $ 176,779 | $ (7,203) | $ 295,926 | $ 143
Ending Balance (in shares) at May. 31, 2017 | 38,199,367 | 38,199,367 |  |  |  |

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