FAIR VALUE MEASUREMENTS

12 Months Ended

Oct. 29, 2022

Fair Value Disclosures [Abstract]

FAIR VALUE MEASUREMENTS

FAIR VALUE MEASUREMENTSAs of the dates indicated, the following tables summarize the fair value of assets and liabilities that were recorded at fair value on a recurring basis (in thousands):

	October 29, 2022
	Level 1		Level 2		Level 3		Total
Assets:
Money market funds	$	639,024	$	—	$	—	$	639,024
Bond mutual fund	71,145		—		—		71,145
Time deposits	55,825		—		—		55,825
Deferred compensation plan assets	12,751		—		—		12,751
U.S. government obligations	—		134,584		—		134,584
Corporate debt securities	—		54,495		—		54,495
Foreign currency forward contracts	—		251		—		251
Forward starting interest rate swaps	—		12,306		—		12,306
Total assets measured at fair value	$	778,745	$	201,636	$	—	$	980,381
Liabilities:
Foreign currency forward contracts	$	—	$	15,605	$	—	$	15,605
Total liabilities measured at fair value	$	—	$	15,605	$	—	$	15,605

	October 30, 2021
	Level 1		Level 2		Level 3		Total
Assets:
Money market funds	$	1,120,851	$	—	$	—	$	1,120,851
Bond mutual fund	75,425		—		—		75,425
Time deposits	71,226		—		—		71,226
Deferred compensation plan assets	12,968		—		—		12,968
U.S. government obligations	—		251,521		—		251,521
Foreign currency forward contracts	—		14,935		—		14,935
Total assets measured at fair value	$	1,280,470	$	266,456	$	—	$	1,546,926
Liabilities:
Foreign currency forward contracts	$	—	$	716	$	—	$	716
Forward starting interest rate swaps	—		15,928		—		15,928
Total liabilities measured at fair value	$	—	$	16,644	$	—	$	16,644

As of the dates indicated, the assets and liabilities above were presented on Ciena’s Consolidated Balance Sheets as follows (in thousands):

	October 29, 2022
	Level 1		Level 2		Level 3		Total
Assets:
Cash equivalents	$	757,725	$	7,974	$	—	$	765,699
Short-term investments	8,269		145,720		—		153,989
Prepaid expenses and other	—		251		—		251
Long-term investments	—		35,385		—		35,385
Other long-term assets	12,751		12,306		—		25,057
Total assets measured at fair value	$	778,745	$	201,636	$	—	$	980,381
Liabilities:
Accrued liabilities and other short-term obligations	$	—	$	15,605	$	—	$	15,605
Total liabilities measured at fair value	$	—	$	15,605	$	—	$	15,605

	October 30, 2021
	Level 1		Level 2		Level 3		Total
Assets:
Cash equivalents	$	1,267,502	$	—	$	—	$	1,267,502
Short-term investments	—		181,483		—		181,483
Prepaid expenses and other	—		14,935		—		14,935
Long-term investments	—		70,038		—		70,038
Other long-term assets	12,968		—		—		12,968
Total assets measured at fair value	$	1,280,470	$	266,456	$	—	$	1,546,926
Liabilities:
Accrued liabilities and other short-term obligations	$	—	$	716	$	—	$	716
Other long-term obligations	—		15,928		—		15,928
Total liabilities measured at fair value	$	—	$	16,644	$	—	$	16,644

Ciena did not have any transfers between Level 1 and Level 2 fair value measurements during the periods presented.