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Fair Value Measurements | 6 Months Ended
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May 01, 2021
Fair Value Disclosures [Abstract] |
Fair Value Measurements | FAIR VALUE MEASUREMENTS As of the date indicated, the following table summarizes the assets and liabilities that are recorded at fair value on a recurring basis (in thousands):
| May 1, 2021
| Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets: |  |  |  |  |  |  |
Money market funds | $ | 933,403 |  |  | $ | — |  |  | $ | — |  |  | $ | 933,403 |
Bond mutual fund | 75,370 |  |  | — |  |  | — |  |  | 75,370 |
Time deposits | 30,018 |  |  | — |  |  | — |  |  | 30,018 |
Deferred compensation plan assets | 11,799 |  |  | — |  |  | — |  |  | 11,799 |
U.S. government obligations | — |  |  | 243,531 |  |  | — |  |  | 243,531 |
Foreign currency forward contracts | — |  |  | 13,785 |  |  | — |  |  | 13,785 |
Total assets measured at fair value | $ | 1,050,590 |  |  | $ | 257,316 |  |  | $ | — |  |  | $ | 1,307,906 |
Liabilities: |  |  |  |  |  |  |
Foreign currency forward contracts | $ | — |  |  | $ | 285 |  |  | $ | — |  |  | $ | 285 |
Forward starting interest rate swaps | — |  |  | 22,794 |  |  | — |  |  | 22,794 |
Total liabilities measured at fair value | $ | — |  |  | $ | 23,079 |  |  | $ | — |  |  | $ | 23,079 |
| October 31, 2020
| Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets: |  |  |  |  |  |  |
Money market funds | $ | 889,293 |  |  | $ | — |  |  | $ | — |  |  | $ | 889,293 |
Bond mutual fund | 50,361 |  |  | — |  |  | — |  |  | 50,361 |
Deferred compensation plan assets | 8,213 |  |  | — |  |  | — |  |  | 8,213 |
U.S. government obligations | — |  |  | 232,893 |  |  | — |  |  | 232,893 |
Foreign currency forward contracts | — |  |  | 82 |  |  | — |  |  | 82 |
Total assets measured at fair value | $ | 947,867 |  |  | $ | 232,975 |  |  | $ | — |  |  | $ | 1,180,842 |
Liabilities: |  |  |  |  |  |  |
Foreign currency forward contracts | $ | — |  |  | $ | 681 |  |  | $ | — |  |  | $ | 681 |
Forward starting interest rate swaps | — |  |  | 28,513 |  |  | — |  |  | 28,513 |
Total liabilities measured at fair value | $ | — |  |  | $ | 29,194 |  |  | $ | — |  |  | $ | 29,194 |
As of the date indicated, the assets and liabilities above are presented on Ciena’s Condensed Consolidated Balance Sheets as follows (in thousands):
| May 1, 2021
| Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets: |  |  |  |  |  |  |
Cash equivalents | $ | 1,038,791 |  |  | $ | — |  |  | $ | — |  |  | $ | 1,038,791 |
Short-term investments | — |  |  | 151,816 |  |  | — |  |  | 151,816 |
Prepaid expenses and other | — |  |  | 13,785 |  |  | — |  |  | 13,785 |
Long-term investments | — |  |  | 91,715 |  |  | — |  |  | 91,715 |
Other long-term assets | 11,799 |  |  | — |  |  | — |  |  | 11,799 |
Total assets measured at fair value | $ | 1,050,590 |  |  | $ | 257,316 |  |  | $ | — |  |  | $ | 1,307,906 |
Liabilities: |  |  |  |  |  |  |
Accrued liabilities and other short-term obligations | $ | — |  |  | $ | 285 |  |  | $ | — |  |  | $ | 285 |
Other long-term obligations | — |  |  | 22,794 |  |  | — |  |  | 22,794 |
Total liabilities measured at fair value | $ | — |  |  | $ | 23,079 |  |  | $ | — |  |  | $ | 23,079 |
| October 31, 2020
| Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets: |  |  |  |  |  |  |
Cash equivalents | $ | 939,654 |  |  | $ | — |  |  | $ | — |  |  | $ | 939,654 |
Short-term investments | — |  |  | 150,667 |  |  | — |  |  | 150,667 |
Prepaid expenses and other | — |  |  | 82 |  |  | — |  |  | 82 |
Other long-term assets | 8,213 |  |  | 82,226 |  |  | — |  |  | 90,439 |
Total assets measured at fair value | $ | 947,867 |  |  | $ | 232,975 |  |  | $ | — |  |  | $ | 1,180,842 |
Liabilities: |  |  |  |  |  |  |
Accrued liabilities and other short-term obligations | $ | — |  |  | $ | 681 |  |  | $ | — |  |  | $ | 681 |
Other long-term obligations | — |  |  | 28,513 |  |  | — |  |  | 28,513 |
Total liabilities measured at fair value | $ | — |  |  | $ | 29,194 |  |  | $ | — |  |  | $ | 29,194 |
Ciena did not have any transfers between Level 1 and Level 2 fair value measurements during the periods presented.

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- Definition The entire disclosure for the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments as well as disclosures related to the fair value of non-financial assets and liabilities. Such disclosures about the financial instruments, assets, and liabilities would include: (1) the fair value of the required items together with their carrying amounts (as appropriate); (2) for items for which it is not practicable to estimate fair value, disclosure would include: (a) information pertinent to estimating fair value (including, carrying amount, effective interest rate, and maturity, and (b) the reasons why it is not practicable to estimate fair value; (3) significant concentrations of credit risk including: (a) information about the activity, region, or economic characteristics identifying a concentration, (b) the maximum amount of loss the entity is exposed to based on the gross fair value of the related item, (c) policy for requiring collateral or other security and information as to accessing such collateral or security, and (d) the nature and brief description of such collateral or security; (4) quantitative information about market risks and how such risks are managed; (5) for items measured on both a recurring and nonrecurring basis information regarding the inputs used to develop the fair value measurement; and (6) for items presented in the financial statement for which fair value measurement is elected: (a) information necessary to understand the reasons for the election, (b) discussion of the effect of fair value changes on earnings, (c) a description of [similar groups] items for which the election is made and the relation thereof to the balance sheet, the aggregate carrying value of items included in the balance sheet that are not eligible for the election; (7) all other required (as defined) and desired information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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