OTHER BALANCE SHEET DETAILS (Tables)

3 Months Ended

Jan. 29, 2022

Balance Sheet Related Disclosures [Abstract]

Schedule of Accrued Liabilities

As of the dates indicated, accrued liabilities and other short-term obligations are comprised of the following (in thousands):

	January 29, 2022		October 30, 2021
Compensation, payroll related tax and benefits (1)	$	106,365	$	201,119
Warranty	46,173		48,019
Vacation	30,099		31,200
Income taxes payable	8,820		13,577
Finance lease liabilities	3,711		3,620
Interest payable	1,067		598
Other	103,173		111,152
	$	299,408	$	409,285

(1) Reduction is primarily due to the timing of bonus payments to employees under Ciena’s annual cash incentive compensation plan.

Schedule of Accrued Warranties

The following table summarizes the activity in Ciena’s accrued warranty for the periods indicated (in thousands):

	Beginning Balance		Current Period Provisions	Settlements	Ending Balance
Three Months Ended January 30, 2021	$	49,868	3,239	(4,923)	$	48,184
Three Months Ended January 29, 2022	$	48,019	2,817	(4,663)	$	46,173

Contract Balances

The following table provides information about receivables, contract assets and contract liabilities (deferred revenue) from contracts with customers (in thousands):

	Balance at January 29, 2022		Balance at October 30, 2021
Accounts receivable, net	$	795,247	$	884,958
Contract assets for unbilled accounts receivable, net	$	117,003	$	101,355
Deferred revenue	$	185,626	$	175,464

As of the dates indicated, deferred revenue is comprised of the following (in thousands):

	January 29, 2022		October 30, 2021
Products	$	15,438	$	12,859
Services	170,188		162,605
Total deferred revenue	185,626		175,464
Less current portion	(124,956)		(118,007)
Long-term deferred revenue	$	60,670	$	57,457