Fair Value Measurements (Tables)

12 Months Ended

Oct. 31, 2014

Summary of the fair value of assets recorded on a recurring basis

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



	October 31, 2013
	Level 1		Level 2		Level 3		Total
Assets:
Money market funds	$	254,330	$	—	$	—	$	254,330
U.S. government obligations	—		115,016		—		115,016
Commercial paper	—		44,991		—		44,991
Embedded redemption feature	—		—		2,740		2,740
Total assets measured at fair value	$	254,330	$	160,007	$	2,740	$	417,077

Liabilities:
Foreign currency forward contracts	$	—	$	442	$	—	$	442
Total liabilities measured at fair value	$	—	$	442	$	—	$	442



	October 31, 2014
	Level 1		Level 2		Level 3		Total
Assets:
Money market funds	$	440,013	$	—	$	—	$	440,013
U.S. government obligations	—		160,268		—		160,268
Commercial paper	—		89,989		—		89,989
Foreign currency forward contracts	$	—	$	1,561	$	—	$	1,561
Total assets measured at fair value	$	440,013	$	251,818	$	—	$	691,831

Liabilities:
Foreign currency forward contracts	$	—	$	200	$	—	$	200
Forward interest rate swap contract	—		2,083		—		2,083
Total liabilities measured at fair value	$	—	$	2,283	$	—	$	2,283

Assets are presented on Ciena's Condensed Consolidated Balance Sheet

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



	October 31, 2013
	Level 1		Level 2		Level 3		Total
Assets:
Cash equivalents	$	252,241	$	19,997	$	—	$	272,238
Short-term investments	—		124,979		—		124,979
Prepaid expenses and other	52		—		—		52
Long-term investments	—		15,031		—		15,031
Other long-term assets	2,037		—		2,740		4,777
Total assets measured at fair value	$	254,330	$	160,007	$	2,740	$	417,077

Liabilities:
Accrued liabilities	$	—	$	442	$	—	442
Total liabilities measured at fair value	$	—	$	442	$	—	$	442



	October 31, 2014
	Level 1		Level 2		Level 3		Total
Assets:
Cash equivalents	$	440,013	$	59,995	$	—	$	500,008
Short-term investments	—		140,205		—		140,205
Prepaid expenses and other	—		1,561		—		1,561
Long-term investments	—		50,057		—		50,057
Total assets measured at fair value	$	440,013	$	251,818	$	—	$	691,831

Liabilities:
Accrued liabilities	$	—	$	200	$	—	$	200
Other long-term obligations	—		2,083		—		2,083
Total liabilities measured at fair value	$	—	$	2,283	$	—	$	2,283

Reconciliation of changes in Level 3 fair value measurements

As of the dates indicated, the following table sets forth, in thousands, the reconciliation of changes in Level 3 assets recorded at fair value:



	Level 3
Balance at October 31, 2013	$	2,740
Issuances	—
Settlements	—
Changes in unrealized loss	(2,740		)
Transfers into Level 3	—
Transfers out of Level 3	—
Balance at October 31, 2014	$	—

- Definition

Tabular disclosure of the fair value measurement of assets using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income (loss), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset.

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- Definition

Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.

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