Fair Value Measurements (Tables)

9 Months Ended

Jul. 31, 2018

Schedule of the Fair Value of Assets and Liabilities Recorded on a Recurring Basis

As of the date indicated, the following table summarizes the assets and liabilities that are recorded at fair value on a recurring basis (in thousands):



	July 31, 2018
	Level 1		Level 2		Total
Assets:
Money market funds	$	579,413	$	—	$	579,413
U.S. government obligations	—		228,462		228,462
Commercial paper	—		69,860		69,860
Foreign currency forward contracts	—		668		668
Forward starting interest rate swaps	—		6,667		6,667
Total assets measured at fair value	$	579,413	$	305,657	$	885,070

Liabilities:
Foreign currency forward contracts	$	—	$	2,968	$	2,968
Total liabilities measured at fair value	$	—	$	2,968	$	2,968



	October 31, 2017
	Level 1		Level 2		Total
Assets:
Money market funds	$	511,355	$	—	$	511,355
U.S. government obligations	—		298,976		298,976
Commercial paper	—		89,865		89,865
Foreign currency forward contracts	—		227		227
Forward starting interest rate swaps	—		218		218
Total assets measured at fair value	$	511,355	$	389,286	$	900,641

Liabilities:
Foreign currency forward contracts	$	—	$	2,129	$	2,129
Total liabilities measured at fair value	$	—	$	2,129	$	2,129

Schedule of Assets and Liabilities as Presented on Ciena's Condensed Consolidated Balance Sheets

As of the date indicated, the assets and liabilities above are presented on Ciena’s Condensed Consolidated Balance Sheet as follows (in thousands):



	July 31, 2018
	Level 1		Level 2		Total
Assets:
Cash equivalents	$	579,413	$	39,917	$	619,330
Short-term investments	—		228,940		228,940
Prepaid expenses and other	—		668		668
Long-term investments	—		29,465		29,465
Other long-term assets	—		6,667		6,667
Total assets measured at fair value	$	579,413	$	305,657	$	885,070

Liabilities:
Accrued liabilities	$	—	$	2,968	$	2,968
Total liabilities measured at fair value	$	—	$	2,968	$	2,968



	October 31, 2017
	Level 1		Level 2		Total
Assets:
Cash equivalents	$	511,355	$	59,925	$	571,280
Short-term investments	—		279,133		279,133
Prepaid expenses and other	—		227		227
Long-term investments	—		49,783		49,783
Other long-term assets	—		218		218
Total assets measured at fair value	$	511,355	$	389,286	$	900,641

Liabilities:
Accrued liabilities	$	—	$	2,129	$	2,129
Total liabilities measured at fair value	$	—	$	2,129	$	2,129