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Unaudited Condensed Consolidated Statements of Stockholders' Equity Statement - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Capital in Excess of Par Value | Retained Earnings | Treasury Stock | Accumulated Other Comprehensive Income (Loss) | Total Synopsys Stockholders’ Equity | Non-controlling Interest
--- | --- | --- | --- | --- | --- | --- | --- | ---
Balance (in shares) at Oct. 31, 2017 |  |  | 150,445 |  |  |  |  |  |
Beginning balance at Oct. 31, 2017 |  | $ 3,279,724 | $ 1,505 | $ 1,622,429 | $ 2,143,873 | $ (426,208) | $ (65,979) | $ 3,275,620 | $ 4,104
Net income (loss) |  | (3,691) |  |  | (3,691) |  |  | (3,691) |
Other comprehensive income (loss), net of tax effects |  | $ 28,787 |  |  |  |  | 28,787 | 28,787 |
Purchases of treasury stock (in shares) |  | (1,987) | (1,987) |  |  |  |  |  |
Purchases of treasury stock, value |  | $ (180,000) | $ (20) | 20 |  | (180,000) |  | (180,000) |
Equity forward contract |  | $ (20,000) |  | (20,000) |  |  |  | (20,000) |
Common stock Issued, net of shares withheld for employee taxes (in shares) |  | 495 | 495 |  |  |  |  |  |
Common stock issued, net of shares withheld for employee taxes |  | $ 3,700 | $ 5 | (22,103) | (6,328) | 32,126 |  | 3,700 |
Stock-based compensation |  | 32,113 |  | 32,113 |  |  |  | 32,113 |
Balance (in shares) at Jan. 31, 2018 |  |  | 148,953 |  |  |  |  |  |
Ending balance at Jan. 31, 2018 |  | 3,140,633 | $ 1,490 | 1,612,459 | 2,133,854 | (574,082) | (37,192) | 3,136,529 | 4,104
Balance (in shares) at Oct. 31, 2018 |  |  | 149,265 |  |  |  |  |  |
Beginning balance at Oct. 31, 2018 |  | 3,485,015 | $ 1,493 | 1,644,830 | 2,543,688 | (597,682) | (113,177) | 3,479,152 | 5,863
Net income (loss) |  | 153,514 |  |  | 153,514 |  |  | 153,514 |
Other comprehensive income (loss), net of tax effects |  | $ 15,325 |  |  |  |  | 15,325 | 15,325 |
Purchases of treasury stock (in shares) |  | (346) | (346) |  |  |  |  |  |
Purchases of treasury stock, value |  | $ (29,185) | $ (3) | 3 |  | (29,185) |  | (29,185) |
Common stock Issued, net of shares withheld for employee taxes (in shares) |  | 357 | 357 |  |  |  |  |  |
Common stock issued, net of shares withheld for employee taxes |  | $ (4,320) | $ 3 | (27,736) | (3,342) | 26,755 |  | (4,320) |
Stock-based compensation |  | 37,266 |  | 37,266 |  |  |  | 37,266 |
Balance (in shares) at Jan. 31, 2019 |  |  | 149,276 |  |  |  |  |  |
Ending balance at Jan. 31, 2019 |  | 3,784,665 | $ 1,493 | $ 1,654,363 | 2,820,910 | $ (600,112) | $ (97,852) | 3,778,802 | $ 5,863
Cumulative Effect of New Accounting Principle in Period of Adoption | Accounting Standards Update 2014-09 | [1] | 257,594 |  |  | 257,594 |  |  | 257,594 |
Cumulative Effect of New Accounting Principle in Period of Adoption | Accounting Standards Update 2016-16 [Member] | [2] | $ (130,544) |  |  | $ (130,544) |  |  | $ (130,544) |
[1] | See Note 2. Summary of Significant Accounting Policies for additional information on the retained earnings adjustment due to adoption of Accounting Standards Codification (ASC) 606 and ASC 340.
[2] | See Note 14. Taxes for additional information on the retained earnings adjustment due to adoption of Accounting Standard Update (ASU) 2016-16.

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