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Condensed Consolidated Statements of Shareholders’ Equity - USD ($) $ in Thousands | Total | Common Stock | Additional Paid-In Capital | Retained Earnings | Accumulated Other Comprehensive Loss
--- | --- | --- | --- | --- | ---
Beginning balance (in shares) at Nov. 30, 2017 | [1] |  |  | 47,281,000 |  |  |  |
Beginning balance at Nov. 30, 2017 | [1] | $ 411,349 |  | $ 473 |  | $ 249,363 | $ 179,919 | $ (18,406)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Issuance of stock under employee stock purchase plan (in shares) |  |  |  | 179,000 |  |  |  |
Issuance of stock under employee stock purchase plan |  | 4,282 |  | $ 2 |  | 4,280 |  |
Exercise of stock options (in shares) |  |  |  | 162,000 |  |  |  |
Exercise of stock options |  | 3,558 |  | $ 2 |  | 3,556 |  |
Withholding tax payments related to net issuance of restricted stock units (in shares) |  |  |  | 148,000 |  |  |  |
Withholding tax payments related to net issuance of restricted stock units |  | (1,941) |  | $ 1 |  | (1,942) |  |
Stock-based compensation |  | 14,716 |  |  |  | 14,716 |  |
Dividends declared |  | $ (19,175) |  |  |  |  | (19,175) |
Treasury stock repurchases and retirements (in shares) |  | (2,600,000) |  | (2,637,000) |  |  |  |
Treasury stock repurchases and retirements |  | $ (110,000) |  | $ (26) |  | (7,811) | (102,163) |
Net income |  | 41,026 | [2],[3] |  |  |  | 41,026 |
Other comprehensive income (loss) |  | (7,113) |  |  |  |  |  | (7,113)
Ending balance (in shares) at Aug. 31, 2018 | [1] |  |  | 45,133,000 |  |  |  |
Ending balance at Aug. 31, 2018 | [1] | 336,702 |  | $ 452 |  | 262,803 | 98,966 | (25,519)
Beginning balance (in shares) at May. 31, 2018 |  |  |  | 45,503,000 |  |  |  |
Beginning balance at May. 31, 2018 |  | 342,726 | [1] | $ 456 |  | 258,244 | 107,647 | (23,621)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Issuance of stock under employee stock purchase plan (in shares) |  |  |  | 114,000 |  |  |  |
Issuance of stock under employee stock purchase plan |  | 1,213 |  | $ (1) |  | 1,214 |  |
Exercise of stock options (in shares) |  |  |  | 109,000 |  |  |  |
Exercise of stock options |  | 2,033 |  | $ 1 |  | 2,032 |  |
Withholding tax payments related to net issuance of restricted stock units (in shares) |  |  |  | 148,000 |  |  |  |
Withholding tax payments related to net issuance of restricted stock units |  | (10) |  | $ 1 |  | (11) |  |
Stock-based compensation |  | 4,566 |  |  |  | 4,566 |  |
Dividends declared |  | $ (6,318) |  |  |  |  | (6,318) |
Treasury stock repurchases and retirements (in shares) |  | (500,000) |  | (513,000) |  |  |  |
Treasury stock repurchases and retirements |  | $ (20,000) |  | $ (5) |  | (3,242) | (16,753) |
Net income |  | 14,390 | [3] |  |  |  | 14,390 |
Other comprehensive income (loss) |  | (1,898) |  |  |  |  |  | (1,898)
Ending balance (in shares) at Aug. 31, 2018 | [1] |  |  | 45,133,000 |  |  |  |
Ending balance at Aug. 31, 2018 | [1] | $ 336,702 |  | $ 452 |  | 262,803 | 98,966 | (25,519)
Beginning balance (in shares) at Nov. 30, 2018 |  | 45,114,935 |  | 45,115,000 | [1] |  |  |
Beginning balance at Nov. 30, 2018 | [1] | $ 324,002 | [4] | $ 451 |  | 266,602 | 85,125 | (28,176)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Issuance of stock under employee stock purchase plan (in shares) |  |  |  | 141,000 |  |  |  |
Issuance of stock under employee stock purchase plan |  | 4,045 |  | $ 1 |  | 4,044 |  |
Exercise of stock options (in shares) |  |  |  | 64,000 |  |  |  |
Exercise of stock options |  | 1,881 |  | $ 1 |  | 1,880 |  |
Vesting of restricted stock units and release of deferred stock units (in shares) |  |  |  | 147,000 |  |  |  |
Vesting of restricted stock units and release of deferred stock units |  | 0 |  | $ 1 |  | (1) |  |
Withholding tax payments related to net issuance of restricted stock units (in shares) |  |  |  | (37,000) |  |  |  |
Withholding tax payments related to net issuance of restricted stock units |  | (1,637) |  |  |  | (1,637) |  |
Stock-based compensation |  | 17,411 |  |  |  | 17,411 |  |
Issuance of shares related to non-compete agreement (in shares) |  |  |  | 44,000 |  |  |  |
Issuance of shares related to non-compete agreement |  | 2,000 |  |  |  | 2,000 |  |
Dividends declared |  | $ (20,825) |  |  |  |  | (20,825) |
Treasury stock repurchases and retirements (in shares) |  | (700,000) |  | (688,000) |  |  |  |
Treasury stock repurchases and retirements |  | $ (25,000) |  | $ (6) |  | (1,259) | (23,735) |
Net income |  | 31,140 |  |  |  |  | 31,140 |
Other comprehensive income (loss) |  | $ (4,846) |  |  |  |  |  | (4,846)
Ending balance (in shares) at Aug. 31, 2019 |  | 44,785,586 |  | 44,786,000 |  |  |  |
Ending balance at Aug. 31, 2019 |  | $ 332,952 |  | $ 448 |  | 289,040 | 76,486 | (33,022)
Beginning balance (in shares) at May. 31, 2019 |  |  |  | 44,723,000 |  |  |  |
Beginning balance at May. 31, 2019 |  | 315,347 |  | $ 448 |  | 281,745 | 61,744 | (28,590)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Issuance of stock under employee stock purchase plan (in shares) |  |  |  | 42,000 |  |  |  |
Issuance of stock under employee stock purchase plan |  | 1,242 |  |  |  | 1,242 |  |
Exercise of stock options (in shares) |  |  |  | 20,000 |  |  |  |
Exercise of stock options |  | 563 |  |  |  | 563 |  |
Vesting of restricted stock units and release of deferred stock units (in shares) |  |  |  | 1,000 |  |  |  |
Vesting of restricted stock units and release of deferred stock units |  | 0 |  |  |  |  |  |
Stock-based compensation |  | 5,490 |  |  |  | 5,490 |  |
Dividends declared |  | (6,993) |  |  |  |  | (6,993) |
Net income |  | 13,557 |  |  |  |  | 13,557 |
Other comprehensive income (loss) |  | $ (4,432) |  |  |  |  |  | (4,432)
Ending balance (in shares) at Aug. 31, 2019 |  | 44,785,586 |  | 44,786,000 |  |  |  |
Ending balance at Aug. 31, 2019 |  | $ 332,952 |  | $ 448 |  | $ 289,040 | 76,486 | $ (33,022)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |
Adjustment due to adoption of ASU | Accounting Standards Update 2016-16 |  |  |  |  |  |  | $ (8,200) |
[1] | The Company adopted ASC 606 effective December 1, 2018 using the full retrospective method. See Note 1. Nature of Business and Basis of Presentation for further information.
[2] | The Company adopted ASC 606 effective December 1, 2018 using the full retrospective method. See Note 1. Nature of Business and Basis of Presentation for further information.
[3] | The Company adopted ASC 606 effective December 1, 2018 using the full retrospective method. See Note 1. Nature of Business and Basis of Presentation for further information.
[4] | The Company adopted the accounting standard related to revenue recognition ("ASC 606") effective December 1, 2018 using the full retrospective method. See Note 1. Nature of Business and Basis of Presentation for further information.

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