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Intangible Assets and Goodwill (Tables) | 12 Months Ended
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Nov. 30, 2021
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Intangible Assets | Intangible assets are comprised of the following significant classes (in thousands):
| November 30, 2021 |  | November 30, 2020
| Gross Carrying Amount |  | Accumulated Amortization |  | Net Book Value |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Book Value
Purchased technology | $ | 212,700 |  |  | $ | (128,797) |  |  | $ | 83,903 |  |  | $ | 173,486 |  |  | $ | (113,863) |  |  | $ | 59,623 |
Customer-related | 306,308 |  |  | (119,357) |  |  | 186,951 |  |  | 231,342 |  |  | (91,326) |  |  | 140,016 |
Trademarks and trade names | 37,611 |  |  | (21,556) |  |  | 16,055 |  |  | 30,440 |  |  | (18,275) |  |  | 12,165 |
Non-compete agreement | 2,000 |  |  | (1,724) |  |  | 276 |  |  | 2,000 |  |  | (1,057) |  |  | 943 |
Total | $ | 558,619 |  |  | $ | (271,434) |  |  | $ | 287,185 |  |  | $ | 437,268 |  |  | $ | (224,521) |  |  | $ | 212,747 |
Schedule of Future Amortization Expense from Intangible Assets Held | Future amortization expense for intangible assets as of November 30, 2021 is as follows (in thousands):
2022 | $ | 69,106 |
2023 | 68,830 |
2024 | 56,014 |
2025 | 45,504 |
2026 | 36,148 |
Thereafter | 11,583 |
Total | $ | 287,185 |
Summary of Changes in the Carrying Amount of Goodwill | Changes in the carrying amount of goodwill for fiscal years 2021 and 2020 are as follows (in thousands):
| November 30, 2021 |  | November 30, 2020
Balance, beginning of year | $ | 491,726 |  |  | $ | 432,824 |
Measurement Period Adjustments(1) | (77) |  |  | (838) |
Additions(2) | 179,521 |  |  | 59,858 |
Translation Adjustments | (18) |  |  | (118) |
Balance, end of year | $ | 671,152 |  |  | $ | 491,726 |
(1) Represents final measurement period adjustments related to our Chef and Ipswitch acquisitions. Refer to Note 8: Business Combinations for further information. (2) The additions to goodwill during fiscal years 2021 and 2020 are related to the acquisition of Kemp in November 2021 and Chef in October 2020, respectively. Refer to Note 8: Business Combinations for further information.

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