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v3.19.1

Consolidated Condensed Statements of Shareholders' Equity - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Paid-In Capital | Retained Earnings | Other Accumulated Comprehensive Income | Treasury Stock
--- | --- | --- | --- | --- | --- | ---
Balance (shares) at May. 31, 2017 |  | 180,993 |  |  |  | 75,592
Balance at May. 31, 2017 | $ 2,302,793 | $ 485,068 | $ 223,924 | $ 5,170,830 | $ (3,029) | $ (3,574,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 217,211 |  |  | 217,211 |  |
Comprehensive income (loss), net of tax | 35,032 |  |  |  | 35,032 |
Dividends | (1) |  |  | (1) |  |
Stock-based compensation | 28,630 |  | 28,630 |  |  |
Vesting of stock-based compensation awards (shares) |  | 656 |  |  |  |
Vesting of stock-based compensation awards |  | $ 84,040 | (84,040) |  |  |
Stock options exercised, net of shares surrendered (in shares) |  | 395 |  |  |  |
Stock options exercised, net of shares surrendered | 17,256 | $ 17,256 |  |  |  |
Repurchase of common stock (shares) |  |  |  |  |  | (272)
Repurchase of common stock | (35,040) |  |  |  |  | $ (35,040)
Balance (shares) at Aug. 31, 2017 |  | 182,044 |  |  |  | 75,864
Balance at Aug. 31, 2017 | 2,565,881 | $ 586,364 | 168,514 | 5,388,040 | 32,003 | $ (3,609,040)
Balance (shares) at May. 31, 2017 |  | 180,993 |  |  |  | 75,592
Balance at May. 31, 2017 | 2,302,793 | $ 485,068 | 223,924 | 5,170,830 | (3,029) | $ (3,574,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 656,415 |  |  |  |  |
Balance (shares) at Feb. 28, 2018 |  | 182,558 |  |  |  | 75,877
Balance at Feb. 28, 2018 | 2,893,997 | $ 611,485 | 219,389 | 5,651,656 | 22,517 | $ (3,611,050)
Balance (shares) at Aug. 31, 2017 |  | 182,044 |  |  |  | 75,864
Balance at Aug. 31, 2017 | 2,565,881 | $ 586,364 | 168,514 | 5,388,040 | 32,003 | $ (3,609,040)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 137,109 |  |  | 137,109 |  |
Comprehensive income (loss), net of tax | (11,566) |  |  |  | (11,566) |
Dividends | (175,610) |  |  | (175,610) |  |
Stock-based compensation | 26,574 |  | 26,574 |  |  |
Vesting of stock-based compensation awards (shares) |  | 18 |  |  |  |
Vesting of stock-based compensation awards |  | $ 2,897 | (2,897) |  |  |
Stock options exercised, net of shares surrendered (in shares) |  | 277 |  |  |  |
Stock options exercised, net of shares surrendered | 11,302 | $ 11,302 |  |  |  |
Repurchase of common stock (shares) |  |  |  |  |  | (5)
Repurchase of common stock | (657) |  |  |  |  | $ (657)
Balance (shares) at Nov. 30, 2017 |  | 182,339 |  |  |  | 75,869
Balance at Nov. 30, 2017 | 2,553,033 | $ 600,563 | 192,191 | 5,349,539 | 20,437 | $ (3,609,697)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 302,095 |  |  | 302,095 |  |
Comprehensive income (loss), net of tax | 2,080 |  |  |  | 2,080 |
Dividends | 22 |  |  | 22 |  |
Stock-based compensation | 30,840 |  | 30,840 |  |  |
Vesting of stock-based compensation awards (shares) |  | 22 |  |  |  |
Vesting of stock-based compensation awards |  | $ 3,642 | (3,642) |  |  |
Stock options exercised, net of shares surrendered (in shares) |  | 197 |  |  |  |
Stock options exercised, net of shares surrendered | 7,280 | $ 7,280 |  |  |  |
Repurchase of common stock (shares) |  |  |  |  |  | (8)
Repurchase of common stock | (1,353) |  |  |  |  | $ (1,353)
Balance (shares) at Feb. 28, 2018 |  | 182,558 |  |  |  | 75,877
Balance at Feb. 28, 2018 | 2,893,997 | $ 611,485 | 219,389 | 5,651,656 | 22,517 | $ (3,611,050)
Balance (shares) at May. 31, 2018 |  | 182,723 |  |  |  | 76,397
Balance at May. 31, 2018 | 3,016,526 | $ 618,464 | 245,211 | 5,837,827 | 16,343 | $ (3,701,319)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 212,515 |  |  | 212,515 |  |
Comprehensive income (loss), net of tax | (6,482) |  |  |  | (6,482) |
Dividends | 1 |  |  | 1 |  |
Stock-based compensation | 46,172 |  | 46,172 |  |  |
Vesting of stock-based compensation awards (shares) |  | 739 |  |  |  |
Vesting of stock-based compensation awards |  | $ 151,012 | (151,012) |  |  |
Stock options exercised, net of shares surrendered (in shares) |  | 594 |  |  |  |
Stock options exercised, net of shares surrendered | 27,512 | $ 27,512 |  |  |  |
Repurchase of common stock (shares) |  |  |  |  |  | (689)
Repurchase of common stock | (139,468) |  |  |  |  | $ (139,468)
Balance (shares) at Aug. 31, 2018 |  | 184,056 |  |  |  | 77,086
Balance at Aug. 31, 2018 | 3,345,968 | $ 796,988 | 140,371 | 6,239,535 | 9,861 | $ (3,840,787)
Balance (shares) at May. 31, 2018 |  | 182,723 |  |  |  | 76,397
Balance at May. 31, 2018 | 3,016,526 | $ 618,464 | 245,211 | 5,837,827 | 16,343 | $ (3,701,319)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 658,862 |  |  |  |  |
Balance (shares) at Feb. 28, 2019 |  | 184,559 |  |  |  | 79,627
Balance at Feb. 28, 2019 | 3,179,492 | $ 826,175 | 197,327 | 6,465,121 | 412 | $ (4,309,543)
Balance (shares) at Aug. 31, 2018 |  | 184,056 |  |  |  | 77,086
Balance at Aug. 31, 2018 | 3,345,968 | $ 796,988 | 140,371 | 6,239,535 | 9,861 | $ (3,840,787)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 243,013 |  |  | 243,013 |  |
Comprehensive income (loss), net of tax | (5,996) |  |  |  | (5,996) |
Dividends | (220,792) |  |  | (220,792) |  |
Stock-based compensation | 28,612 |  | 28,612 |  |  |
Vesting of stock-based compensation awards (shares) |  | 11 |  |  |  |
Vesting of stock-based compensation awards |  | $ 2,146 | (2,146) |  |  |
Stock options exercised, net of shares surrendered (in shares) |  | 86 |  |  |  |
Stock options exercised, net of shares surrendered | 5,100 | $ 5,100 |  |  |  |
Repurchase of common stock (shares) |  |  |  |  |  | (1,943)
Repurchase of common stock | (368,661) |  |  |  |  | $ (368,661)
Balance (shares) at Nov. 30, 2018 |  | 184,153 |  |  |  | 79,029
Balance at Nov. 30, 2018 | 3,027,244 | $ 804,234 | 166,837 | 6,261,756 | 3,865 | $ (4,209,448)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 203,334 |  |  | 203,334 |  |
Comprehensive income (loss), net of tax | (3,453) |  |  |  | (3,453) |
Dividends | 31 |  |  | 31 |  |
Stock-based compensation | 30,769 |  | 30,769 |  |  |
Vesting of stock-based compensation awards (shares) |  | 2 |  |  |  |
Vesting of stock-based compensation awards |  | $ 279 | (279) |  |  |
Stock options exercised, net of shares surrendered (in shares) |  | 404 |  |  |  |
Stock options exercised, net of shares surrendered | 21,662 | $ 21,662 |  |  |  |
Repurchase of common stock (shares) |  |  |  |  |  | (598)
Repurchase of common stock | (100,095) |  |  |  |  | $ (100,095)
Balance (shares) at Feb. 28, 2019 |  | 184,559 |  |  |  | 79,627
Balance at Feb. 28, 2019 | $ 3,179,492 | $ 826,175 | $ 197,327 | $ 6,465,121 | $ 412 | $ (4,309,543)

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