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OTHER BALANCE SHEET DETAILS | 9 Months Ended
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Jul. 31, 2021
Balance Sheet Related Disclosures [Abstract] |
OTHER BALANCE SHEET DETAILS | OTHER BALANCE SHEET DETAILS As of the dates indicated, accrued liabilities and other short-term obligations are comprised of the following (in thousands):
| July 31, 2021 |  | October 31, 2020
Compensation, payroll related tax and benefits | $ | 142,713 |  |  | $ | 135,462 |
Warranty | 48,139 |  |  | 49,868 |
Income taxes payable | 36,526 |  |  | 6,348 |
Vacation | 30,986 |  |  | 26,945 |
Finance lease obligations | 3,395 |  |  | 2,836 |
Other | 111,532 |  |  | 112,673 |
| $ | 373,291 |  |  | $ | 334,132 |
The following table summarizes the activity in Ciena’s accrued warranty for the periods indicated (in thousands):
|  | Beginning Balance |  |  |  | Current Period Provisions |  | Settlements |  | Ending Balance
Nine Months Ended August 1, 2020 |  | $ | 48,498 |  |  |  |  | 19,172 |  |  | (15,504) |  |  | $ | 52,166 |
Nine Months Ended July 31, 2021 |  | $ | 49,868 |  |  |  |  | 12,726 |  |  | (14,455) |  |  | $ | 48,139 |
As of the dates indicated, deferred revenue is comprised of the following (in thousands):
| July 31, 2021 |  | October 31, 2020
Products | $ | 13,380 |  |  | $ | 17,534 |
Services | 170,519 |  |  | 140,829 |
| 183,899 |  |  | 158,363 |
Less current portion | (126,179) |  |  | (108,700) |
Long-term deferred revenue | $ | 57,720 |  |  | $ | 49,663 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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