v3.26.1
OTHER BALANCE SHEET DETAILS (Tables)
9 Months Ended
Aug. 01, 2026
Balance Sheet Related Disclosures [Abstract]  
Schedule of Accrued Liabilities and Other Short Term Obligations
As of the dates indicated, accrued liabilities and other short-term obligations are comprised of the following (in thousands):
August 1,
2026
November 1,
2025
Compensation, payroll related tax and benefits$248,651 $281,542 
Warranty66,500 55,533 
Vacation35,743 33,708 
Foreign currency forward contracts11,003 6,314 
Finance lease liabilities5,140 4,741 
Income taxes payable117 10,729 
Interest payable— 6,101 
Other140,995 132,413 
$508,149 $531,081 
Schedule of Product Warranty Liability
The following table summarizes the activity in Ciena’s accrued warranty for the periods indicated (in thousands):
Beginning BalanceCurrent Period ProvisionsSettlementsEnding Balance
Nine Months Ended August 2, 2025
$55,267 16,302 (18,503)$53,066 
Nine Months Ended August 1, 2026
$55,533 30,050 (19,083)$66,500