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OTHER BALANCE SHEET DETAILS | 12 Months Ended
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Oct. 30, 2021
Balance Sheet Related Disclosures [Abstract] |
OTHER BALANCE SHEET DETAILS | OTHER BALANCE SHEET DETAILSAs of the dates indicated, other long-term assets are comprised of the following (in thousands):
| October 30, 2021 |  | October 31, 2020
Maintenance spares inventory, net | $ | 55,696 |  |  | $ | 62,077 |
Deferred compensation plan assets | 12,968 |  |  | 8,213 |
Cost method equity investments | 8,578 |  |  | 13,408 |
Capitalized contract acquisition costs | 5,803 |  |  | 4,001 |
Deferred debt issuance costs, net(1) | 1,188 |  |  | 1,596 |
Restricted cash | 58 |  |  | 84 |
Other | 15,600 |  |  | 13,451 |
| $ | 99,891 |  |  | $ | 102,830 |
(1) Deferred debt issuance costs relate to Ciena’s senior secured asset-based revolving credit facility (the “ABL Credit Facility”) entered into during fiscal 2019 and its predecessor credit facility (described in Note 20 below). The amortization of deferred debt issuance costs for the ABL Credit Facility and its predecessor is included in interest expense, and was $0.4 million for fiscal 2021 and fiscal 2020, and $0.3 million for fiscal 2019. As of the dates indicated, accrued liabilities and other short-term obligations are comprised of the following (in thousands):
| October 30, 2021 |  | October 31, 2020
Compensation, payroll related tax and benefits | $ | 201,119 |  |  | $ | 135,462 |
Warranty | 48,019 |  |  | 49,868 |
Vacation | 31,200 |  |  | 26,945 |
Income taxes payable | 13,577 |  |  | 6,348 |
Finance lease liabilities | 3,620 |  |  | 2,836 |
Interest payable | 598 |  |  | 672 |
Other | 111,152 |  |  | 112,001 |
| $ | 409,285 |  |  | $ | 334,132 |
The following table summarizes the activity in Ciena’s accrued warranty for the fiscal years indicated (in thousands):
Year Ended |  | Beginning Balance |  |  |  | Current Year Provisions |  |  |  | Settlements |  | Ending Balance
November 2, 2019 |  | $ | 44,740 |  |  |  |  | $ | 23,105 |  |  |  |  | $ | 19,347 |  |  | $ | 48,498 |
October 31, 2020 |  | $ | 48,498 |  |  |  |  | $ | 22,417 |  |  |  |  | $ | 21,047 |  |  | $ | 49,868 |
October 30, 2021 |  | $ | 49,868 |  |  |  |  | $ | 17,093 |  |  |  |  | $ | 18,942 |  |  | $ | 48,019 |
As of the dates indicated, deferred revenue is comprised of the following (in thousands):
| October 30, 2021 |  | October 31, 2020
Products | $ | 12,859 |  |  | $ | 17,534 |
Services | 162,605 |  |  | 140,829 |
| 175,464 |  |  | 158,363 |
Less current portion | (118,007) |  |  | (108,700) |
Long-term deferred revenue | $ | 57,457 |  |  | $ | 49,663 |
As of the dates indicated, other long-term obligations are comprised of the following (in thousands):
| October 30, 2021 |  | October 31, 2020
Finance lease liabilities | $ | 62,583 |  |  | $ | 61,565 |
Interest rate swap liability | 15,928 |  |  | 28,513 |
Income tax liability | 63,412 |  |  | 16,386 |
Deferred compensation plan liability | 12,877 |  |  | 8,172 |
Other | 12,003 |  |  | 8,549 |
| $ | 166,803 |  |  | $ | 123,185 |

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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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