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RESTRUCTURING COSTS (Tables)

12 Months Ended

Oct. 30, 2021

Restructuring and Related Activities [Abstract]

Activity and balance of the restructuring liability accounts

The following table sets forth the restructuring activity and

balance of the restructuring liability accounts, which are included in Accrued liabilities and other short-term obligations on Ciena’s Consolidated Balance Sheets, for the fiscal years indicated (in thousands):

			Workforce reduction						Other restructuring activities						Total
Balance at November 3, 2018			$	2,108					$	1,739					$	3,847
Charges			13,779			(1)			10,759			(4)			24,538
Cash payments			(11,904)						(1,338)						(13,242)
Balance at November 2, 2019			3,983						11,160						15,143
Charges			7,282			(2)			15,370			(5)			22,652
Adjustments related to ASC 842			—						(11,160)			(6)			(11,160)
Cash payments			(8,350)						(15,370)						(23,720)
Balance at October 31, 2020			2,915						—						2,915
Charges			5,938			(3)			23,627			(7)			29,565
Cash payments			(8,072)						(23,627)						(31,699)
Balance at October 30, 2021			$	781					$	—					$	781
Current restructuring liabilities			$	781					$	—					$	781

_________________________________

(1) During fiscal 2019, Ciena recorded a charge of $13.8 million of severance and other employee-related costs associated with a workforce reduction of approximately 283 employees.

(2) During fiscal 2020, Ciena recorded a charge of $7.3 million of severance and other employee-related costs associated with a workforce reduction of approximately 149 employees.

(3) During fiscal 2021, Ciena recorded a charge of $5.9 million of severance and other employee-related costs associated with a workforce reduction of approximately 133 employees.

(4) Reflects unfavorable lease commitments in connection with a portion of facilities located in Alpharetta, Georgia, Spokane, Washington, Durham, North Carolina and Hanover, Maryland.

(5) Primarily represents costs and imputed interest expense related to restructured facilities and the redesign of certain business processes.

(6) Represents restructuring reserve liability recognized as a reduction to Operating ROU assets, net in relation to adoption of ASC 842.

(7) Primarily represents the redesign of certain business processes associated with Ciena’s supply chain and distribution structure reorganization, and costs related to restructured facilities.

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- References

No definition available.

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- Definition

Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4(b)(2))
-URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

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