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EQUIPMENT, BUILDING, FURNITURE AND FIXTURES

12 Months Ended

Oct. 30, 2021

Property, Plant and Equipment [Abstract]

EQUIPMENT, BUILDING, FURNITURE AND FIXTURES

EQUIPMENT, BUILDING, FURNITURE AND FIXTURESAs of the dates indicated, equipment, building, furniture and fixtures are comprised of the following (in thousands):

			October 30, 2021						October 31, 2020
Equipment, furniture and fixtures			$	599,672					$	523,231
Building subject to finance lease			76,123						70,791
Leasehold improvements			100,270						89,407
			776,065						683,429
Accumulated depreciation and amortization			(491,097)						(411,052)
			$	284,968					$	272,377

During fiscal 2021, fiscal 2020 and fiscal 2019, Ciena recorded depreciation of equipment, building, furniture and fixtures, and amortization of leasehold improvements of $86.5 million, $84.9 million and $78.8 million, respectively.

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- References

No definition available.

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- Definition

The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 958
-SubTopic 360
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-URI http://asc.fasb.org/topic&trid=2155823

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 958
-SubTopic 360
-Section 50
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 958
-SubTopic 360
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916

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