Condensed Consolidated Interim Statements of Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | AOCI Attributable to Parent [Member] | Total |
Balance (in shares) at Nov. 30, 2018 | 323,223 | | | | | |
Balance at Nov. 30, 2018 | $ 1,954,861 | $ 87,987 | $ (1,857,682) | $ (24,478) | [1] | $ 160,688 |
Share-based compensation | $ 0 | 1,531 | 0 | 0 | [1] | 1,531 |
Share-based awards settled in shares (in shares) | 438 | | | | | |
Share-based awards settled in shares | $ 2,737 | (2,737) | 0 | 0 | [1] | 0 |
Stock options exercised (in shares) | 1,443 | | | | | |
Stock options exercised | $ 2,867 | (2,867) | 0 | 0 | [1] | 0 |
Withholding tax on PSUs | 0 | (1,197) | 0 | 0 | [1] | (1,197) |
Net loss | 0 | 0 | (6,323) | 0 | [1] | (6,323) |
Other comprehensive income (loss) | 0 | 0 | 0 | 519 | [1] | 519 |
Cumulative-effect adjustment of adopting ASU No. 2016-01 | $ 0 | 0 | 378 | (378) | [1] | 0 |
Balance (in shares) at Feb. 28, 2019 | 325,104 | | | | | |
Balance at Feb. 28, 2019 | $ 1,960,465 | 82,717 | (1,863,627) | (24,337) | [1] | 155,218 |
Balance (in shares) at Nov. 30, 2018 | 323,223 | | | | | |
Balance at Nov. 30, 2018 | $ 1,954,861 | 87,987 | (1,857,682) | (24,478) | [1] | 160,688 |
Net loss | | | | | | (19,894) |
Other comprehensive income (loss) | | | | | | 22 |
Balance (in shares) at Aug. 31, 2019 | 326,788 | | | | | |
Balance at Aug. 31, 2019 | $ 1,964,304 | 81,972 | (1,877,198) | (24,834) | | 144,244 |
Balance (in shares) at Feb. 28, 2019 | 325,104 | | | | | |
Balance at Feb. 28, 2019 | $ 1,960,465 | 82,717 | (1,863,627) | (24,337) | [1] | 155,218 |
Share-based compensation | $ 0 | 1,542 | 0 | 0 | [1] | 1,542 |
Stock options exercised (in shares) | 205 | | | | | |
Stock options exercised | $ 468 | (468) | 0 | 0 | [1] | 0 |
Net loss | 0 | 0 | (5,515) | 0 | [1] | (5,515) |
Other comprehensive income (loss) | $ 0 | 0 | 0 | (1,397) | [1] | (1,397) |
Balance (in shares) at May. 31, 2019 | 325,309 | | | | | |
Balance at May. 31, 2019 | $ 1,960,933 | 83,791 | (1,869,142) | (25,734) | [1] | 149,848 |
Share-based compensation | $ 0 | 1,552 | 0 | 0 | | 1,552 |
Share-based awards settled in shares (in shares) | 32 | | | | | |
Share-based awards settled in shares | $ 120 | (120) | 0 | 0 | | 0 |
Stock options exercised (in shares) | 1,447 | | | | | |
Stock options exercised | $ 3,251 | (3,251) | 0 | 0 | | 0 |
Net loss | 0 | 0 | (8,056) | 0 | | (8,056) |
Other comprehensive income (loss) | $ 0 | 0 | 0 | 900 | | 900 |
Balance (in shares) at Aug. 31, 2019 | 326,788 | | | | | |
Balance at Aug. 31, 2019 | $ 1,964,304 | 81,972 | (1,877,198) | (24,834) | | 144,244 |
Balance (in shares) at Nov. 30, 2019 | 327,630 | | | | | |
Balance at Nov. 30, 2019 | $ 1,965,573 | 82,254 | (1,885,065) | (24,808) | [1] | 137,954 |
Share-based compensation | $ 0 | 1,761 | 0 | 0 | [1] | 1,761 |
Share-based awards settled in shares (in shares) | 410 | | | | | |
Share-based awards settled in shares | $ 1,026 | (1,026) | 0 | 0 | [1] | 0 |
Stock options exercised (in shares) | 560 | | | | | |
Stock options exercised | $ 1,618 | (1,618) | 0 | 0 | [1] | 0 |
Withholding tax on PSUs | 0 | (1,652) | 0 | 0 | [1] | (1,652) |
Net loss | 0 | 0 | (6,595) | 0 | [1] | (6,595) |
Other comprehensive income (loss) | $ 0 | 0 | 0 | (455) | [1] | (455) |
Balance (in shares) at Feb. 29, 2020 | 328,600 | | | | | |
Balance at Feb. 29, 2020 | $ 1,968,217 | 79,719 | (1,891,660) | (25,263) | [1] | 131,013 |
Balance (in shares) at Nov. 30, 2019 | 327,630 | | | | | |
Balance at Nov. 30, 2019 | $ 1,965,573 | 82,254 | (1,885,065) | (24,808) | [1] | $ 137,954 |
Stock options exercised (in shares) | | | | | | 2,661 |
Net loss | | | | | | $ (26,564) |
Other comprehensive income (loss) | | | | | | 731 |
Balance (in shares) at Aug. 31, 2020 | 329,598 | | | | | |
Balance at Aug. 31, 2020 | $ 1,970,299 | 81,135 | (1,911,629) | (24,077) | | 115,728 |
Balance (in shares) at Feb. 29, 2020 | 328,600 | | | | | |
Balance at Feb. 29, 2020 | $ 1,968,217 | 79,719 | (1,891,660) | (25,263) | [1] | 131,013 |
Share-based compensation | $ 0 | 1,715 | 0 | 0 | [1] | 1,715 |
Stock options exercised (in shares) | 998 | | | | | |
Stock options exercised | $ 2,082 | (2,082) | 0 | 0 | [1] | 0 |
Net loss | 0 | 0 | (7,233) | 0 | [1] | (7,233) |
Other comprehensive income (loss) | $ 0 | 0 | 0 | (1,159) | [1] | (1,159) |
Balance (in shares) at May. 31, 2020 | 329,598 | | | | | |
Balance at May. 31, 2020 | $ 1,970,299 | 79,352 | (1,898,893) | (26,422) | [1] | 124,336 |
Share-based compensation | 0 | 1,783 | 0 | 0 | | 1,783 |
Net loss | 0 | 0 | (12,736) | 0 | | (12,736) |
Other comprehensive income (loss) | $ 0 | 0 | 0 | 2,345 | | 2,345 |
Balance (in shares) at Aug. 31, 2020 | 329,598 | | | | | |
Balance at Aug. 31, 2020 | $ 1,970,299 | $ 81,135 | $ (1,911,629) | $ (24,077) | | $ 115,728 |
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[1] | Accumulated other comprehensive loss |