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Other Balance Sheet Details (Tables)
 6 Months Ended
May 02, 2020
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):
 
May 2,
2020
 
November 2,
2019
Compensation, payroll related tax and benefits (1)
$
96,195

 
$
182,363

Warranty
51,863

 
48,498

Vacation
23,363

 
22,290

Foreign currency forward contracts
9,747

 
35

Contingent consideration
3,705

 
4,372

Contingent compensation
3,420

 
—

Finance lease obligations
2,585

 
2,764

Interest payable
808

 
1,007

Other
97,087

 
121,411

 
$
288,773

 
$
382,740



(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 fiscal periods indicated (in thousands):
 
 
Beginning Balance
 
Current Period Provisions
 
Settlements
 
Ending Balance
Six Months Ended May 4, 2019
 
$
44,740

 
9,276

 
(9,109
)
 
$
44,907

Six Months Ended May 2, 2020
 
$
48,498

 
13,793

 
(10,428
)
 
$
51,863