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CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands | Common Stock [Member] | Additional Paid-in Capital [Member] | Tax Benefit From Stock Based Compensation [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Retained Earnings [Member] | Treasury Stock [Member] | Total Stockholder's Equity Attributable to PriceSmart, Inc. [Member] | Noncontrolling Interest [Member] | Total
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Aug. 31, 2016 | $ 3 | $ 412,369 | $ 11,321 | $ (103,951) | $ 351,060 | $ (32,731) | $ 638,071 |  | $ 638,071
Balance (in shares) at Aug. 31, 2016 | 31,238,000 |  |  |  |  | 836,000 |  |  |
Purchase of treasury stock |  |  |  |  |  | $ (2,011) | (2,011) |  | (2,011)
Purchase of treasury stock (in shares) |  |  |  |  |  | 25,000 |  |  |
Issuance of restricted stock award |  |  |  |  |  |  |  |  |
Issuance of restricted stock award (in shares) | 48,000 |  |  |  |  |  |  |  |
Forfeiture of restricted stock awards |  |  |  |  |  |  |  |  |
Forfeiture of restricted stock awards (in shares) | (35,000) |  |  |  |  |  |  |  |
Exercise of stock options |  | 433 |  |  |  |  | 433 |  | 433
Exercise of stock options (in shares) | 8,000 |  |  |  |  |  |  |  |
Stock-based compensation |  | 7,328 | 231 |  |  |  | 7,559 |  | 7,559
Dividend paid to stockholders |  |  |  |  | (10,641) |  | (10,641) |  | (10,641)
Dividend payable to stockholders |  |  |  |  | (10,643) |  | (10,643) |  | (10,643)
Net income |  |  |  |  | 70,926 |  | 70,926 |  | 70,926
Other comprehensive income (loss) |  |  |  | (4,307) |  |  | (4,307) |  | (4,307)
Balance at May. 31, 2017 | $ 3 | 420,130 | 11,552 | (108,258) | 400,702 | $ (34,742) | 689,387 |  | 689,387
Balance (in shares) at May. 31, 2017 | 31,259,000 |  |  |  |  | 861,000 |  |  |
Balance at Aug. 31, 2016 | $ 3 | 412,369 | 11,321 | (103,951) | 351,060 | $ (32,731) | 638,071 |  | 638,071
Balance (in shares) at Aug. 31, 2016 | 31,238,000 |  |  |  |  | 836,000 |  |  |
Balance at Aug. 31, 2017 | $ 3 | 422,395 | 11,486 | (110,059) | 420,866 | $ (35,924) | 708,767 |  | $ 708,767
Balance (in shares) at Aug. 31, 2017 | 31,276,000 |  |  |  |  | 875,000 |  |  | 30,400,742
Acquisition of Aeropost |  |  |  |  |  |  |  | $ 562 | $ 562
Acquisition of Aeropost (in shares) |  |  |  |  |  |  |  |  |
Purchase of treasury stock |  |  |  |  |  | $ (1,916) | (1,916) |  | (1,916)
Purchase of treasury stock (in shares) |  |  |  |  |  | 23,000 |  |  |
Issuance of restricted stock award |  |  |  |  |  |  |  |  |
Issuance of restricted stock award (in shares) | 96,000 |  |  |  |  |  |  |  |
Forfeiture of restricted stock awards |  |  |  |  |  |  |  |  |
Forfeiture of restricted stock awards (in shares) | (7,000) |  |  |  |  |  |  |  |
Exercise of stock options |  | 269 |  |  |  |  | 269 |  | 269
Exercise of stock options (in shares) | 4,000 |  |  |  |  |  |  |  |
Stock-based compensation |  | 7,469 |  |  |  |  | 7,469 |  | 7,469
Dividend paid to stockholders |  |  |  |  | (10,645) |  | (10,645) |  | (10,645)
Dividend payable to stockholders |  |  |  |  | (10,652) |  | (10,652) |  | (10,652)
Net income |  |  |  |  | 55,332 |  | 55,332 | 22 | 55,354
Other comprehensive income (loss) |  |  |  | 1,483 |  |  | 1,483 | 8 | 1,491
Balance at May. 31, 2018 | $ 3 | $ 430,133 | $ 11,486 | $ (108,576) | $ 454,901 | $ (37,840) | $ 750,107 | $ 592 | $ 750,699
Balance (in shares) at May. 31, 2018 | 31,369,000 |  |  |  |  | 898,000 |  |  | 30,472,064

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